Test unit 9

Câu 81 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

________ is the process by which a piece of land becomes dry, empty, and unsuitable for growing trees or crops on.

Bạn đã chọn sai | Đáp án đúng:

desertification

Bạn đã chọn đúng | Đáp án đúng:

desertification

Bạn chưa làm câu này | Đáp án đúng:

desertification

desert (n): sa mạc                                                       

deserted (adj): hiu quạnh       

desertify (v): sa mạc hóa                 

desertification (n): sự sa mạc hóa

=> Desertification is the process by which a piece of land becomes dry, empty, and unsuitable for growing trees or crops on.

Tạm dịch: Sa mạc hóa là quá trình mà một mảnh đất trở nên khô hạn, không có người ở và không phù hợp để trồng cây hoặc mùa màng.

Câu 82 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

A ________ is a large animal that lives in deserts and is used for carrying goods and people.  

Bạn đã chọn sai | Đáp án đúng:

camel

Bạn đã chọn đúng | Đáp án đúng:

camel

Bạn chưa làm câu này | Đáp án đúng:

camel

slope (n): dốc                                                            

dune (n): đống, đụn                

spinifex (n): một loại cỏ có tên spinifex                             

camel(n): lạc đà

=>A camel is a large animal that lives in deserts and is used for carrying goods and people. 

Tạm dịch: Lạc đà là loài động vật sống ở sa mạc và được dùng để chở thức ăn và người.

Câu 83 Trắc nghiệm

III. Choose A, B, C, or D that best completes the sentence.

The ________ of a cliff, or mountain, is a vertical surface or side of it

Bạn đã chọn sai | Đáp án đúng:

face

Bạn đã chọn đúng | Đáp án đúng:

face

Bạn chưa làm câu này | Đáp án đúng:

face

face (n): bề mặt

border (n): đường biên                       

crest (n): đỉnh, ngọn

lake (n): hồ

=> The face of a cliff, or mountain, is a vertical surface or side.

Tạm dịch: Bề mặt của một vách đá, hoặc ngọn núi, là mặt thẳng đứng hoặc phía bên của nó.

Câu 84 Trắc nghiệm

III. Choose A, B, C, or D that has the closest meaning to the underlined word

Most deserts are enormous sandy areas. 

Bạn đã chọn sai | Đáp án đúng:

immense

Bạn đã chọn đúng | Đáp án đúng:

immense

Bạn chưa làm câu này | Đáp án đúng:

immense

mysterious (adj): bí ẩn

narrow (adj): hẹp                   

immense (adj): mênh mông

aerial (adj): trên không

=> enormous = immense

Tạm dịch: Hầu hết sa mạc là những bãi cát trải dài mênh mông. 

Câu 85 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

Camels were often used _______ transportation by people of the desert.

Bạn đã chọn sai | Đáp án đúng:

as

Bạn đã chọn đúng | Đáp án đúng:

as

Bạn chưa làm câu này | Đáp án đúng:

as

Cụm từ: be used as + N (được sử dụng như là)

=> Camels were often used as transportation by people of the desert.

Tạm dịch: Lạc đà được sử dụng như là phương tiện giao thông trên sa mạc. 

Câu 86 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

Camels have one or two humps used ________ storing water and food. 

Bạn đã chọn sai | Đáp án đúng:

for

Bạn đã chọn đúng | Đáp án đúng:

for

Bạn chưa làm câu này | Đáp án đúng:

for

Cụm từ: be used for + N/V-ing (được sử dụng cho mục đích gì đó)

=>Camels have one or two humps used for storing water and food. 

Tạm dịch: Lạc đà có 1 hoặc 2 cái bướu được sử dụng cho việc giữ nước và thức ăn.

Câu 87 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

Many tall and wide mountain ranges do not let much rain get ________ the desert. 

Bạn đã chọn sai | Đáp án đúng:

into

Bạn đã chọn đúng | Đáp án đúng:

into

Bạn chưa làm câu này | Đáp án đúng:

into

get into: đi vào

get out: ra khỏi

get away: trốn thoát

không tồn tại cụm động từ "get from"

=> Many tall and wide mountain ranges do not let much rain get into the desert.

Tạm dịch: Nhiều dãy núi cao và rộng ngăn cho mưa không rơi được nhiều vào sa mạc.  

Câu 88 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

Cold deserts can be covered in ________ snow or ice and frozen water is unavailable to plant life. 

Bạn đã chọn sai | Đáp án đúng:

Ø

Bạn đã chọn đúng | Đáp án đúng:

Ø

Bạn chưa làm câu này | Đáp án đúng:

Ø

"snow" và "ice" là danh từ không đếm được nên không chọn "a", "an" 

"snow" và "ice" được dùng để chỉ "tuyết", "băng" mang nghĩa chung chung, không chỉ cụ thể nên không chọn "the"

=> Cold deserts can be covered in snow or ice and frozen water is unavailable to plant life. 

Tạm dịch: Các sa mạc lạnh có thể được bao phủ trong tuyết hoặc băng và nước bị đóng băng nên không thể tồn tại sự sống.

Câu 89 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

________ Sahara of ________ Africa is the world's largest desert. 

Bạn đã chọn sai | Đáp án đúng:

The / Ø

Bạn đã chọn đúng | Đáp án đúng:

The / Ø

Bạn chưa làm câu này | Đáp án đúng:

The / Ø

Trước tên riêng chỉ sa mạc cần dùng mạo từ “the”.

Trước tên riêng chỉ châu lục không dùng mạo từ. 

=>The Sahara of Africa is the world's largest desert.

Tạm dịch: Sa mạc Sahara của châu Phi là sa mạc lớn nhất trên thế giới.

Câu 90 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

Mrs. Lindon has ________ that she is unable to get a job. 

Bạn đã chọn sai | Đáp án đúng:

so little education

Bạn đã chọn đúng | Đáp án đúng:

so little education

Bạn chưa làm câu này | Đáp án đúng:

so little education

Cấu trúc đặc biệt của "so": 

S+ V + so much/many/little/few + N that + S + V: quá nhiều/ít.... đến nỗi mà.....

=> Mrs. Lindon has so little education that she is unable to get a job.

Tạm dịch: Bà Lindon được học ít đến nỗi mà bà ấy không thể xin được 1 công việc.

Câu 91 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

___ hard  I have tried, I could not keep pace with Tony.  

Bạn đã chọn sai | Đáp án đúng:

However

Bạn đã chọn đúng | Đáp án đúng:

However

Bạn chưa làm câu này | Đáp án đúng:

However

Cấu trúc: However adj + S + V,  clause (cho dù thế nào đi nữa)

but: nhưng                              

therefore: do đó                               

whatever: bất cứ cái gì

=> However hard  I have tried, I could not keep pace with Tony.  

Tạm dịch: Cho dù tôi cố gắng thế nào đi nữa, tôi cũng không thể theo kịp Tony.

Câu 92 Trắc nghiệm

III. Choose A, B, C, or D that best completes each sentence.

I am afraid that the company is in deep trouble. ________, we are going to make some people redundant.  

Bạn đã chọn sai | Đáp án đúng:

Therefore

Bạn đã chọn đúng | Đáp án đúng:

Therefore

Bạn chưa làm câu này | Đáp án đúng:

Therefore

Therefore: do đó

However: tuy nhiên

But: nhưng

And: và 

Từ cần điền mang nghĩa chỉ kết quả nên cần chọn "Therefore":

=> I am afraid that the company is in deep trouble. Therefore, we are going to make some people redundant.

Tạm dịch: Tôi e rằng công ty đang gặp khó khăn. Do đó, chúng tôi dự định cho sa thải 1 số nhân viên. 

 

Câu 93 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

Desert air (26) ____ little moisture, so few clouds form over the land.

Bạn đã chọn sai | Đáp án đúng: a
Bạn đã chọn đúng | Đáp án đúng: a
Bạn chưa làm câu này | Đáp án đúng: a

contains (v): chứa đựng                                 

comprises (v): bao gồm                     

consists +of/in (v): gồm có                            

includes (v): bao gồm

=> Desert air contains little moisture, so few clouds form over the land.

Tạm dịch:  Không khí sa mạc chứa độ ẩm thấp, vì vậy ít mây hình thành trên vùng này.

Câu 94 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day.

Bạn đã chọn sai | Đáp án đúng: d
Bạn đã chọn đúng | Đáp án đúng: d
Bạn chưa làm câu này | Đáp án đúng: d

much (adj): nhiều                                           

far (adj): xa

long (adj): dài                                                

high (adj): cao

=> Without clouds to block the sun, temperatures may reach as as 125°F high during the day.

Tạm dịch:  Nếu không có đám mây để chặn ánh nắng mặt trời, nhiệt độ có thể đạt cao như 125° F trong ngày.

Câu 95 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals.

Bạn đã chọn sai | Đáp án đúng: b
Bạn đã chọn đúng | Đáp án đúng: b
Bạn chưa làm câu này | Đáp án đúng: b

located (v-ed) (+in): có vị trí (ở)                             

combined (v-ed) (+with): kết hợp (với)          

explored (v-ed): được thăm dò, thám hiểm                   

separated (v-ed) (+by): phân chia (bởi)

=> Extreme temperatures combined with little rainfall make desert life difficult for people, plants, and animals.

Tạm dịch:  Nhiệt độ cực cao kết hợp với lượng mưa ít làm cho cuộc sống sa mạc khó khăn cho con người, thực vật và động vật.

Câu 96 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

(29) ______, some life forms have adapted to even…

Bạn đã chọn sai | Đáp án đúng: c
Bạn đã chọn đúng | Đáp án đúng: c
Bạn chưa làm câu này | Đáp án đúng: c

Therefore (adv): Vì vậy                                 

So (adv): Vì vậy

However (adv): Tuy nhiên                             

But (adv): Nhưng

Ở câu trước "...make desert life difficult..." (làm cho cuộc sống ở sa mạc khó khăn) 

Ở câu sau   "...some life forms have adapted to even…" (một số đã thích nghi được) 

=> Câu sau nghĩa tương phản câu trước => chọn "However" (không chọn "but" vì từ cần điền đứng đầu câu, trước dấu ",")

=> However, some life forms have adapted to…

Tạm dịch:  Tuy nhiên, một số đã thích nghi được với…

Câu 97 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

 ..., some life forms have adapted to even the most severe desert (30) _______, …

Bạn đã chọn sai | Đáp án đúng: a
Bạn đã chọn đúng | Đáp án đúng: a
Bạn chưa làm câu này | Đáp án đúng: a

environment  (n): môi trường                        

place (n): địa điểm

society (n): xã hội                                          

atmosphere (n): không khí            

=> However, some life forms have adapted to even the most severe desert environment, …

Tạm dịch: Tuy nhiên, một số đã thích nghi được với môi trường sa mạc khắc nghiệt nhất, …

Câu 98 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

Many desert plants have long, shallow (31) ______ systems.     

Bạn đã chọn sai | Đáp án đúng: c
Bạn đã chọn đúng | Đáp án đúng: c
Bạn chưa làm câu này | Đáp án đúng: c

leaf (n): lá cây                                             

bark (n): vỏ cây

root (n): rễ cây                                               

branch (n): cành cây

Many desert plants have long, shallow root systems.           

Tạm dịch: Nhiều loài thực vật sa mạc có rễ dài và nông.

Câu 99 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

Taproots grow very deep (32) ______ they can tap sources of underground water.   

Bạn đã chọn sai | Đáp án đúng: d
Bạn đã chọn đúng | Đáp án đúng: d
Bạn chưa làm câu này | Đáp án đúng: d

as: vì                                                              

because: bởi vì

but: nhưng                                                     

so: vì vậy, để mà

=> Taproots grow very deep so they can tap sources of underground water.           

Tạm dịch: Hệ thống rễ phát triển rất sâu để chúng có thể khai thác các nguồn nước ngầm. 

Câu 100 Trắc nghiệm

IV. Read the following passage and choose the best answer for each blank.

The Middle East and North Africa are one of the driest regions on earth. Nearly two-thirds of the region is desert. The Sahara Desert of northern Africa is the largest desert in the world. Desert air (26) ____ little moisture, so few clouds form over the land. Without clouds to block the sun, temperatures may reach as (27) ____ as 125°F during the day. At night, without the clouds to contain the heat, the temperature can fall to as low as 125°F. Extreme temperatures (28) ____ with little rainfall make desert life difficult for people, plants, and animals. (29) ____, some life forms have adapted to even the most severe desert (30) ____, Camels are able to survive long periods without food or water. Many desert plants have long, shallow (31) ____ systems. This allows the plants to reach out to collect water over great distances. Other desert plants have taproots. Taproots grow very deep (32) ____ they can tap sources of underground water. Plant life in the desert is usually spread out over great distances. This is (33) ____ deserts are often described as barren, or lifeless.

When many people think of a desert they often think of endless miles of hot sand, but a desert does not have to be hot or sandy. Most of the land of the Middle East and North Africa is hot, dry desert land, (34) ____ some deserts look very different. Most of Antarctica is a desert but there is no sand on the continent and the climate of Antarctica is (35) ____ coldest on earth.

This is (33)_____deserts are often described as barren, or lifeless.

Bạn đã chọn sai | Đáp án đúng: b
Bạn đã chọn đúng | Đáp án đúng: b
Bạn chưa làm câu này | Đáp án đúng: b

what: cái gì                             

why: lý do, tại sao

how: thế nào                          

when: khi nào

=> This is why deserts are often described as barren, or lifeless.           

Tạm dịch: Đây là lý do tại sao sa mạc thường được mô tả là cằn cỗi, hoặc không có sự sống.