3. The United Kingdom _____C_____ Great Britain and Northern Ireland.
A. consisted of B. is consisted of
C. consists of D. consist
4. These oranges ______B____ nice. (smell feel taste主动形式可表被动)
A. are tasted B. taste
C. is tasted D. tastes
5. In 1950, she was the largest ship that ______D____ .
A. was ever built B. has ever built
C. has ever been built D. had ever been built
6. The house suddenly collapsed while it ____C______ down.
A. was pulled B. pulled
C. was being pulled D. had been pulled
7. "How do you like your new position?" "I ____B______ ."
A. don’t satisfy B. am not satisfied(状态)
C. can’t satisfy D. haven’t satisfied
8. The sixth generation computers, with artificial intelligence,
________D__ and perfected now.
A. developed B. will have been developed
C. have developed D. are being developed
9. There are more than fifty proposals ___B_______ at the conference.
A. discussed B. to be discussed
C. discussing D. having discussed
10. Though Newton was a great scientist, many of his ideas
________D__ today and are being modified by the work of today’s scientists.
A. are to challenge B. are challenging
C. may be challenged D. have been challenged
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