You should understand the traffic rule by now. You"ve had it often enoug

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You should understand the traffic rule by now. You"ve had it         often enough.    [     ]
A. explaining
B. to explain
C. explain
D. explained

答案

举一反三

Five people won the“China"s Creen Figure”award,a title       to ordinary people for their
contributions to environmental protection.  [     ]
A. being given
B.is given
C．given
D．was give

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The Town Hall        in the 1800，s was the most distinguished building at that time.    [     ]
A. to be completed
B. having been completed
C. completed
D. being completed

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by a greater demand of vegetables, farmers have built more green houses. [ ]

A. Driven
B. Being driven
C. To drive
D. Having driven

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Jenny hopes that Mr Smith will suggest a good way to have her written Englishin_____ a short period.  [     ]
A. improved
B. improving
C. to improve
D. improve

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There are several new events          to the program for the 2008 Beijing Olympic Cames.   [     ]
A. add
B. to add
C. adding
D. added

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