摘要： Ladies and gentleman, 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 gentleman, 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 gentleman, please fasten your seat belts! The plane ________.
A. takes off B. is taking off C. has taken off D. took off
查看习题详情和答案>>Ladies and gentleman, please fasten your seat belts! The plane ________.
A. takes off B. is taking off C. has taken off D. took off
查看习题详情和答案>>