Jackwasn’tsayinganything,buttheteachersmiledathim_______hehaddonesomet

发布时间：2020-08-13 19:55:00

Jack wasn’t saying anything, but the teacher smiled at him _______he had done something very cleverA.as ifB.now thatC.whileD.though

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A解析本题考查连词。as if好像。句意：杰克什么也没有说，但老师对他微笑好像他非常聪明的做某事。
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