首页 > 中学英语试题 > 题目详情
–Excuse me, sir, but I don’t think you can smoke here. –Really sorry. I ______ this is a non-smoking...
题目内容：
–Excuse me, sir, but I don’t think you can smoke here.
–Really sorry. I ______ this is a non-smoking area.
A. don’t know B. didn’t know C. have no idea D. haven’t known
本题链接：