题目内容
根从所给的四个选项中选择最佳答案
It was______you didn't work hard enough______you didn't pass the exam.
[ ]
A.because,therefore B.because,that
C.since,so D.since,that
答案:B
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题目内容
根从所给的四个选项中选择最佳答案
It was______you didn't work hard enough______you didn't pass the exam.
[ ]
A.because,therefore B.because,that
C.since,so D.since,that