题目内容

He went back to the hall to try his_________at finding his lost gold watch，but never found it.
A．bestB．successC．resultD．luck
D?
短语try one’s best(努力,尽力)后常接to do sth.;try one’s luck at doing sth.意为 “碰碰运气做某事” 。B 、C两项不符合题意。?
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