He decided not to say anything at the meeting unless_________.
A．asking to
B．to ask to
C．asked to
D．ask to
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◎ 解析
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◎ 知识点
根据n多题专家分析，试题“ He decided not to say anything at the meeting unless_________.A．asking to B．to ask to C．asked to D．ask to…”主要考查了你对 【现在分词的被动式】，【现在分词】，【不定式的被动式】，【过去分词】 等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。
◎ 相似题
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