There are more than 740 million Chinese ______ to second-hand smoking in public places now. A. are b...
2022-11-06 00:59:07 206次 2014-2015学年安徽安庆五校联盟高三下3月联考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
There are more than 740 million Chinese ______ to second-hand smoking in public places now.
A. are being exposed B. to expose
C. having been exposed D. exposed
本题链接：
