21. He tried to pass the exam, and he succeeded.
A. in a minute B. in the end C. at the same time D. at the moment
20. The ship is passing the bridge.
A. below B. under C. above D. past
19. It’s very kind you to help me when I am trouble.
A. of; on B. of; in C. for; on D. for; in
18. the blackboard and say something about the picture, please.
A. Look for B. Look up C. Look at D. Look over
17. Think it , you’ll have an idea.
A. with B. on C. through D. over
16. Let me show you the place the map.
A. with B. on C. in D. of
15. Kate is the best of all drawing in our class.
A. in B. for C. on D. at
14. The room was full smoke after the big fire.
A. of B. with C. in D. for
13. Here are some presents you our best wishes.
A. to; with B. for; with C. of; about D. for; for
12. Macao returned to our mother land December 20 th 1999.
A. on B. at C. in D. for