Food___ in the refrigerator in summer or it will go bad. A.must keep B.mustn’t keep C.must be kept D...
2022-09-17 09:27:41 52次 上海市2019-2020学年九年级上学期期中英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Food___ in the refrigerator in summer or it will go bad.
A.must keep B.mustn’t keep C.must be kept D.mustn't be kept
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