Bob went to bed at 10 o'clock． His mother came back home at 10 o'clock．（合并为一句）
Bob
didn't
didn't
go to bed
until
until
his mother came back home at 10 o'clock．

【考点】复合句．

【答案】didn't；until

【解答】

【点评】

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发布：2024/5/27 14:0:0组卷：69引用：1难度：0.5

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Bob went to bed at 10 o'clock． His mother came back home at 10 o'clock．（合并为一句）Bobdidn'tdidn't go to beduntiluntilhis mother came back home at 10 o'clock．