题目

The boy said ______ couldn’t he work out the problem but his teacher didn’t know how to do it.    A. though     B. never    C. hardly     D. not only   答案： D 依据倒装语序(couldn’t he work)排除A项；由于使用了couldn’t，就不能再用never或hardly，故选D项。另外not only与后文的but也一致。    

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