*Choose the best answer (A,B,C or D) to complete each sentence 1. The sea is polluted, which sea plants and animals. A. dangers B. dangerous C. dangerously D. endangers 2. The of the environment is one of the most serious challenges we face. A. destruct B. destruction C. destructive D. destructively 3. The life of sperm whale can be up to seventy years. A. period B. length C. distance D. span 4. Whales feed on krill. A. tiny shellfish B. small fish C. sea plants D. small animals 5. Sperm whale population is at risk due to hunting. A. in extinction B. in danger C. on the decrease D. in fewness 6. “I've got headache. I've had it all day” “Why don't you go to health center? It's open until six.” A. a/ a B. θ / the C. a/ the D. a/ θ 7.She gave me a letter and a post card. letter is from my sister, and ...................postcard is from my brother. A. A/ the B. The/ the C. θ / the D. A/ a 8. rich should help poor and disabled. A. a-a-the B. the-the-the C. a-an-the D. a-an-a 9. Mary is because her job is . A. bore/ boring B. bored/ boring C. boring/ bored D. bored/ boredom 10. “ You look when you see me.” “ Yes. I think you are in China.” A. astonish B. astonishing C. astonishingly D. astonished

*Choose the best answer (A,B,C or D) to complete each sentence   
1. The sea is polluted, which                    sea plants and animals. 
A. dangers  B. dangerous        C. dangerously           D. endangers 
2. The                  of the environment is one of the most serious challenges we face. 
A. destruct B. destruction         C. destructive  D. destructively
3. The life                 of sperm whale can be up to seventy years. 
A. period                   B. length   C. distance   D. span 
4. Whales feed on krill.
A. tiny shellfish         B. small fish        C. sea plants         D. small animals
5. Sperm whale population is at risk due to hunting.
A. in extinction          B. in danger         C. on the decrease         D. in fewness
6. “I've got                 headache. I've had it all day” “Why don't you go to          health center? It's open until six.”
A. a/ a B. θ / the C. a/ the D. a/ θ
7.She gave me a  letter and a post card.               letter is from my sister, and            ...................postcard is from my brother. 
A. A/ the B. The/ the C. θ / the  D. A/ a
8.            rich should help             poor and             disabled.
A. a-a-the B. the-the-the C. a-an-the D. a-an-a
9. Mary is                 because her job is                      . 
A. bore/ boring B. bored/ boring   C. boring/ bored       D. bored/ boredom
10. “ You look                    when you see me.”
“ Yes. I think you are in China.”
    A. astonish       B. astonishing        C. astonishingly             D. astonished

Chúc bn học tốt !!!

1. d

2 b

3 d

4 b

5 b

6 c

7 b

8 b

9 b

10 d