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Ladies and gentlemen, please fasten your seat belts. The plane__________.
A．takes offB．is taking offC．has taken offD．took off
B
女士們，先生們，請系好安全帶，飛機(jī)馬上要起飛了take off習(xí)慣于用進(jìn)行時(shí)態(tài)表將來。所以用B。
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