单项选择题
-Hi, is Mary there, please? -（）
A.Hold on.I’ll get her. B.No，she isn’t here. C.Yes，she lives here. D.Yes，what do you want？
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. ——（）
单项选择题 Why didn’t you come to my birthday party yesterday? --（）
