I don't know whether you happen ____ that he has been away for two months.
[ ]
A. to be heard B. to be hearing C. to hear D. to have heard
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
根据魔方格专家分析,试题“I don't know whether you happen ____ that he has been away for two months.[ ]A. to be heard B. to be hearing C. to hear D. to have heard …”主要考查了你对 【不定式的完成式】 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
与“I don't know whether you happen ____ that he has been away for two months.[ ]A. to be heard B. to be hearing C. to hear D. to have heard ”考查相似的试题有: