题目内容
Hard _____ he tried, he failed to catch up with the first runner.
| A.although | B.as | C.while | D.when |
B
考查连词。本题考查倒装结构:adj. + as +主语 + 谓语,表示尽管……,故选B。
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| A.although | B.as | C.while | D.when |