题目

--- Does your sister work in the company? --- No, not now. But she ______ there for 8 years. A. has worked         B. worked                 C. had worked                   D. were working 答案：B目前世界上使用范围最广的语言是（ ）A． 汉语 B． 阿拉伯语C． 英语 D． 俄语