问题
选择题
—How about singing songs with me?
—I’m sorry I can’t. I help my father with his work. [ ]
A. have to
B. can
C. may
答案
答案:A
—How about singing songs with me?
—I’m sorry I can’t. I help my father with his work. [ ]
A. have to
B. can
C. may
答案:A