40. –Would you mind _______ my pet dog while I’m away ?

–Sure , no problem .

　 A. take care of　　　　 B. taking care　　　 C. to take care of　　　　 D. taking care of

39. Sam enjoys _________ stamps , And now he has 226 of them .

　 A. to collect　 　B. collected　 　C. collects　 　D. collecting

38. –You can get such information on computer .

–But I don’t know how ____ the Internet .

　 A. search　　 B. searching　 C. searched　 D. to search

37. Don’t make me _________ this or that . I’m too busy !

　 A. to do　　 B. do　　　　 C. doing　　 D. done

36. –My parents always tell me _________ others late at night .

　–They’re right . It’s not polite .

　 A. call　　　 B. not call　 　　C. to call　 　　D. not to call

35. –I am sorry I __________ my exercise book at home .

　–Don’t forget ________ it to school tomorrow , please .

　 A. forget ; to take　　　 B. left ; to bring　　 C. forget ; to bring　　 　D. left ; to take

34. The English-Chinese dictionary helps me a lot . I often ________ new words in it .　

　 A. put up　　 B. pick up　　 C. catch up　　 D. look up

33. –It ________ the Chinese people eight years to build the Three Gorges Dam (三峡大坝) .

　–How great !

A. spends　　 B. costs　　　 C. paid　　　 D. took

32. –Oh , I’ve left my schoolbag in the classroom .

　–Don’t worry . I’ll __________ it for you .

A. bring　　 B. get　　 C. take　　 D. carry

31. The window __________ ten minutes ago , and the room is bright now .

　 A. can be cleaned　　 　B. is cleaned　　　 C. was cleaned　　 　D. will be cleaned