Ladies and gentlemen, please fasten your seat belts.The plane . [ ] A. takes off
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![Ladies and gentlemen, please fasten your seat belts.The plane . [ ] A. takes off](/pic/43_785501.jpg)
Ladies and gentlemen, please fasten your seat belts.The plane ________.
[]A.takes off
B.has taken off
C.took off
D.is taking off.
试题答案
答案:D