题目内容
【题目】 When Peter speaks in public, he always has trouble the right things to say.
A. thinking of B. to think of
C. thought of D. think of
【答案】A
【解析】
试题分析:考查动词的使用。have trouble doing sth 做某事有困难。句意:当Peter在公众场合说话的时候,他总是很难想到合适的说话的内容。故选A。
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