◎ 题干
— Were you worried about him last night?
    — Yes. It was ________.
A.until he returned that I went to bed
B.until be returned that l slept well
C.not until he returned that I went to bed
D.not until did he return that I went to sleep
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Were you worried about him last night?— Yes. It was ________.A.until he returned that I went to bedB.until be returned that l slept wellC.not until he retur…”主要考查了你对  【强调句】  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。