VIII．补全对话。(共5小题，每小题1分；满分5分)

　　　 根据对话内容，从方框内的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

M: There is an interesting show at the Science Museum tomorrow.

W: Really? 　　　71　　 　We don't have any classes tomorrow.

M: Good idea. Shall we take a taxi or go by bike?

W: 　　72　　 　It isn't too far away, you know.

M: How long will it take us to get there, do you know?

W: It will take us no more than 35 minutes to get there by bike.

M: 　　73　　

W: Not at this moment. 　　　74　　

M: I'd like to invite, you to a concert.

W: How much are the tickets?

M: 150 yuan each.

W: 　　75　　

M: Don't worry. I've got two free tickets.

W: OK. Let's go together.

50. --- You look nice in your new dress! When did you buy it?

--- Don’t you know? I __________it for several days.

A. bought　　　 B. have bought　　　 C. have had　　　　 D. buy

49. We’ll never forget what happened __　　 ___ the afternoon of the May 12^th，2008.

　A. in　　　 　　B. by　　　　　　 C. on　　　　 　　D. at

48. My parents bought ___ __mp3, a CD and some books for my birthday. __　 _ mp3 is my favourite.　　　　　　　　　　　　　　　　

　 A. the, An　　 　　B. an, /　　 　C. a, The　　 　D. an, The

47. --- Tomorrow is Saturday. Shall we go to the park? 　　---　 __　　 ___ .

A. Yes, we do. 　B. No, we can’t.　 C. Good luck!　 D. Sure, that’s a good idea!

46. --- Would you please carry the heavy bag for me? 　--- ____　 __ .

　A. No problem!　　 B. What a pity!　　　 C. Not at all.　 D. Thank you.

45. Don’t worry. I ___　　 __ you as soon as I finish my work.

　A. help　　　　 B. will help　　　　 C. helped　　　 D. was helping