-I’llhavetocleanourclassroomthisafternoon.-ButI________it.A.havecleanedB

发布时间:2020-08-06 04:51:07

-I’ll have to clean our classroom this afternoon.-But I ________ it.A.have cleanedB.have been cleaningC.cleanedD.am cleaning

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A解析此句用现在完成时表示已打扫了教室。
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