Choose the best answer

----- Nội dung dịch tự động từ ảnh -----
11. Choose the best answer.
1.
Our teacher told us that if we didn't work hard, we
the coming exam.
D. wouldn't pass
A. won't pass
B. will pass
2. My mother told me that if I wanted to go out with my friends, I
C. would pass
finish
my homework.
A. have to
B. must
C. would
the pollution of the environment.
C. about
D. had to
3. Many people are concerned
A. on
B. to
D. over
4. Pollution greatly affects the life of
animals.
A. wine
B. wild
C. whilst
D. while
5. When waste is poured into the atmosphere, the air becomes
A. contaminated
B. contaminating
C. contaminate
D. to contaminate
is a big problem in large cities nowadays.
C. research
6. Environmental
A. dirty
B. pollution
D. dust
7. She is busy with her work,
friends.
she doesn't have time to go out with her
B. because
C. however
D. when
A. so
8. I have to live on unemployment benefit
B. so that
1 am out of work.
C. because
D. in spite of
A. because of
himself.
9. He knows how to
D. look up
C. look for
B. look after
A. look at