12.??Can you tell Mary _____ her twin(双胞胎) sister? A. to B. with C. between D. from ...

7.??Our country has _____ great changes in the last thirty years. A. experienced B. practised C. experimented D. involved ...

2.??It’s almost ____ that Mr. Barry will win the next election. A. certain B. sure C. certainly D. surely ...

22. It is quite natural for a new-comer to _____in such a big city as Shanghai. A. get lost B. lost way C. lose home D. miss home ...

17. Scientists from many countries have _____ the ice-covered continent of Antarctica. A. exploded B. exploited C. explored D. explained ...

10. Would you _____holding this box for me while I open the door? A. like B. matter C. please D. mind ...

5. Neither Tom nor Jane _____ this kind of films, so they left the cinema half an hour before it finishe A. cared of B. cared for C. took care D. took care of ...

21. We have had so many expenses this year that we shall have to _____ a holiday. A. put off B. hold up C. do without D. go about ...

9. The police are ______ the traffic accident that happened yesterday. A. looking down upon B. looking forward to C. looking into D. looking after ...

1. It will only take me a minute to get your watch fixed. It will be ready ______. A. by the way B. right away C. at last D. in that case ...