Every citizen _________ learn to classify (分类) their rubbish. A.might B.may C.must D.can
2022-09-16 16:43:08 119次 上海市金山区2019-2020学年八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：
Every citizen _________ learn to classify (分类) their rubbish.
A.might B.may C.must D.can
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