题目内容
Paul had to write a history paper, _____ he couldn’t find time to do it.
| A.but | B.so | C.because | D.if |
A
考查连词:A. but但是,B. so因此,C. because因为,D. if如果,句意是:Paul得写一篇历史论文,但他找不到时间写。选A。
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| A.but | B.so | C.because | D.if |