( ) 21. The teacher warned his students ______ on the thin ice.

　　A. not skating B. no skating C. to skate D. not to skate

　　( ) 22. –Have you got everything ready for the trip? --Yes. There’s nothing

　　______.

　　A. to worry about B. need to worry about C. to worry at all D. worrying

　　about

　　( ) 23. –Have you read about the pianist in the newspaper?

　　--Yes, I have decided to go and ______ this evening.

　　A. heard his play B. hear him play C. hear him playing D. hear him to

　　play

　　( ) 24. –The light in the office is still on. – Oh, I forgot ______.

　　A. turning it off B. turn off C. to turn it off D. having

　　turned it off

　　( ) 25. John was made ______ the truck for a week as a punishment.

　　A. to wash B. washing C. wash D. to be washing

　　( ) 26. Is ______ easy to finish the design before National Day?

　　A. this B. that C. it D. he

　　( ) 27. Little Jim should love ______ to the theatre this evening.

　　A. to be taken B. to take C. being taken D. taking

　　( ) 28. Last summer I took a course on ______.

　　A. how to make dresses B. how dresses be made

　　C. how to be made dresses D. how dresses to be made

　　( ) 29. A big crowd gathered ______ him ______.

　　A. to hear; speak B. hearing; speaking C. to hear; speaking D. hearing;

　　to speak

　　( ) 30. It ______ forty-five minutes ______ there by bus.

　　A. cost; to get B. takes; getting C. takes; to get D. takes; to

　　get to

　　( ) 31. He is a nice person ______.

　　A. to work with B. working with C. worked with D. to be worked

　　( ) 32. The ice is thick enough ______.

　　A. to walk on B. for walking C. to walk D. to walk on it

　　( ) 33. Please let me ______ where the meeting is ______ tomorrow.

　　A. know; to be held B. to know; to hold

　　C. knowing; to be held D. known; to hold

　　( ) 34. The chair looks rather hard, but in fact it is very comfortable to ______.

　　A. sit B. sit on C. be sat D. be sat on

　　( ) 35. The boy wanted to ride his bicycle in the street, but his mother told

　　him _____.

　　A. not to B. not to do C. not to it D. do not to

　　( ) 36. –How do you like my new motorcar?

　　--It’s very nice, but would you please ______ park it here?

　　A. not B. not to C. to not D. don’t

　　( ) 37. Our teacher did what she could _______ us with English.

　　A. help B. helped C. helping D. to help

　　( ) 38. Their teacher often ______ them a funny story ______ his class lovely

　　and interesting.

　　A. tells; to make B. talks; to make C. says; makes D. speaks; makes