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    精英家教网 > 初中英语 > 题目详情

    She didn’t know__________she could express her ideas clearly when she was invited to speak at the meeting.

    A．what B．why C．how D．whether

    C

    解析试题分析：句意：当她被请去会议上发言时，她不知道她怎样表达清楚。what什么；why为什么；how怎样；whether是否。根据题意，故选C。
    考点：考查宾语从句连词的用法。

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