题目内容
She knows so much about England. She there before.
A. must be B. must live
C. must have been D. must have lived in
C
从句意看,应该用must have done结构,由于地点副词前一般不能使用介词,因而选C。
练习册系列答案
相关题目
题目内容
She knows so much about England. She there before.
A. must be B. must live
C. must have been D. must have lived in
C
从句意看,应该用must have done结构,由于地点副词前一般不能使用介词,因而选C。