单项选择题
-It’s rather cold in here. Do you mind if I close the window? -（）.
A.Yes，please B.No，go ahead C.Sure，please D.I don’t like it
单项选择题 -Hi, is Mary there, please? -（）
单项选择题 -That’s a beautiful dress you have on! -（）
单项选择题 This box is too heavy for me to carry upstairs. ——（）
