A survey carried out last year showed that 80% of the middle-aged in this city ____________ in favou...
2022-05-07 19:43:24 41次 2020年普通高等学校招生全国统一考试（天津卷） 英语笔试（第一次） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
A survey carried out last year showed that 80% of the middle-aged in this city ____________ in favour of the proposal on health care reform.
A.is B.are C.was D.were
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