问题
选择题
-- Did you visit the zoo?
--- No, we_______have visited it, but we spent too much time shopping.
A.shouldn’t
B.can’t
C.could
D.must
答案
答案:C
-- Did you visit the zoo?
--- No, we_______have visited it, but we spent too much time shopping.
A.shouldn’t
B.can’t
C.could
D.must
答案:C