题目内容
Was it______ Tom’s carelessness______ your keys were lost?
A.because; which | B. for; what | C.because of; that | D.since; why |
C
解析
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Was it______ Tom's carelessness______ your keys were lost?
A.because; which |
B. for; what |
C.because of; that |
D.since; why |