1. Our teacher asked us
A. not to talk
in class.

2. We take part
C. in
most youth activities of our school.

3. You should
C. revise
your lesson before the examination.

4. Hung is
A. intelligent enough to
do the crossword puzzles.

5. Would you mind if I
A. drove
your car?

6. His father is very proud
A. of
him.

7. Yesterday I came
A. across
your brother when I was going to school.

8. Students should work
A. hard
to make their parents happy.

9. Keep all dangerous things out of children's
A. hands.

10. When I was young, I used
A. to live
on a farm.

11. I did not
B. use to
play football when I was young.