Chọn từ thích hợp điền vào chỗ trống:

A / an _______ species is a population of an organism which is at risk of becoming extinct.

Choose the word /phrase (A, B, C or D) that best fits the blank space in the sentence.

We use a _____________ as an important tool to go white-water rafting.

Chọn từ thích hợp điền vào chỗ trống:

Many nations have laws offering protection to these species, such as forbidding hunting, restricting land development or creating _______.

Choose the word /phrase (A, B, C or D) that best fits the blank space in the sentence.

Let’s ___________ two different water sports: jet-skiing and kite surfing.

Choose the word /phrase (A, B, C or D) that best fits the blank space in the sentence.

Mike Perham __________ the world alone by boat at the age of seventeen.

Chọn đáp án đúng điền vào chỗ trống trong câu sau đây:

If an area is _______, all the trees there are cut down or destroyed.

Choose the word /phrase (A, B, C or D) that best fits the blank space in the sentence.

It is _______________ that eating chocolate is good for your body whenever you feel sad.

He is one of the most _______ bosses I have ever worked with. He behaves rudely to not only me but also others in the staff.