单项选择题
A. 1998-2000. B. 1989-1992. C. 1998-2001. D. 1999-2002.
A.Yes, she will. B.No, she doesn’t. C.Yes, she did. D.No, she won’t.
A.Not at all. B.Why not C.Yes, of course. D.No, he doesn’t.