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On his way home from Beijing he told me he ______ Beijing again.

A. had visited         B. has visited         C. would visit               D. will visit

Expo 2010 Shanghai, ______ theme is "Better City, Better Life," was the first World Exposition in a developing country.

A. which　　　　　　　 B. what　　　　　　　　 C. where　　　　　　 D. whose

 ---You seem to know Jack very well.

---Yes. We both used to work at the airport ---that’s ______we met.

A. how                  B. why                  C. when              D. because

If we ______ your telephone number, we would have called you yesterday.

A. have known       B. had known      C. knew                    D. know

 A driver must keep his safety belt ______ while driving.

A. fastening           B. fasten         C. fastened            D. to fasten

 ---Bob, You ______ have posted those letters.

---Sorry. I forgot it.

A. can                   B. should             C. must                       D. may

______ not to miss the flight at 15:20, the manager set out for the airport in a hurry.

A. Reminding         B. Reminded     C. To remind             D. Having reminded

---That woman has been taking care of the two white tigers for 8 years.

---Oh, dear! She ______ a lot of difficulties!

A. could go through B. might go through　

C. ought to have gone through　　　　　　 D. must have gone through

On his birthday he received a mysterious present ______ in gold paper.      

A. wrapped            B. to wrap          C. wrapping           D. wrap

 ---Good morning. May I help you?

---No, thank you. I’m just looking around.

---______

       A. It’s up to you.                                          B. How are you feeling today?

       C. Thanks for coming to see me.                    D. Take your time then.