He said it would be at least three more months ________ he could recover and return to school. A．whe...
2022-12-17 18:06:18 32次 2015届山东省高一上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
He said it would be at least three more months
________ he could recover and return to school.
A．when B．before C．since D．after
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