问题
选择题
-----“She's not a dancing teacher, is she?”
------ “_____.”
A．Yes, and she isn't
B．Yes, but she was
C．No, but she isn't
D．No, but she was
答案
答案：D
可视为No, she isn't. But she was a dancing teacher.之省略，即其意为“她现在不是舞蹈教师，但她过去是”。此题也可以这样回答：No, but she used to be.
