Ican'tgiveyouananswerbeforeI

发布时间:2020-07-28 10:15:28

I can't give you an answer before I ________ carefully.A.am thinking it overB.have thought it overC.thinking it overD.thought it over

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B解析“在我仔细考虑完之后,才能给你答复”。仔细考虑的动作尚未发生,宜用将来完成时,但在从句中只需用现在完成时即可。
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