题干
.
--- I hear you__________at Smith’s.
--- Yes, I __________ there for about three months.
--- I hear you__________at Smith’s.
--- Yes, I __________ there for about three months.
A：work; had been working
B：worked; was working
C：are working; have been working
D：worked; have worked
答案(点此获取答案解析）
C
