摘要: It was nearly an hour the sleeping pill effect. A. when; took B. before; took C. since; had D. before ; had 解析:It was+一段时间+before-表示“过了-.才- take effect 表示生效
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It was nearly an hour ____the sleeping pill ______effect.
A. when; took B. before; took C. since; had D. before ; had
查看习题详情和答案>>It was nearly an hour _____________ the sleeping pill _____________ effect.
A.when; took B.before; took C.since; takes D.before; would take
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