4.这个答语省略了什么
“She’s not a dancing teacher, is she?”“.”
A. Yes, and she isn’tB. Yes, but she wasC. No, but she isn’tD. No, but she was
此题最佳答案为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.