Sandy usually sleeps with the window open ________ it’s really cold. A.if B.unless C.until D.after
2022-09-15 09:11:05 62次 上海市浦东新区第四教育署2018-2019学年九年级下学期5月月考英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容:
Sandy usually sleeps with the window open ________ it’s really cold.
A.if B.unless C.until D.after
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