Ladies and gentlemen, please fasten your seat belts. The plane . A. takes off B. is taking off C. has taken off D. took off 【查看更多】

 

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Ladies and gentlemen, please fasten your seat belts. The plane _______.

A. takes off    B. is taking off    

C. has taken off      D. took off

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Ladies and gentlemen,please fasten your seat belts.The plane______.

A.takes off                          B.is taking off

C.has taken off                     D.took off

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Ladies and gentlemen, please fasten your seat belts. The plane  ________.

A. takes off       B. is taking off     C. has taken off   D. took off

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 Ladies and gentlemen, please fasten your seat belts. The plane  ________.

  A. takes off       B. is taking off     C. has taken off   D. took off

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Ladies and gentlemen, please fasten your seat belts. The plane________.

A. takes off           B. is taking off      C. has taken off       D. took off

 

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