题目内容

【题目】The math problem was the most difficult one I had ever met, but I________to work it out at last.
A.tried
B.managed
C.succeeded
D.failed

【答案】B
【解析】考查动词词义和用法上的区别。try to do“努力做;企图做”;manage to do“设法做成”; succeed(in)doing等于manage to do“强调成功做到(着重结果)”;fail to do“失败;没做到”。

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