they have to study a lot,_____?A.don't you B.haven't they

如题所述

第1个回答  2019-10-08
您好!
they
have
to
study
a
lot,_____?A.don't
you
B.haven't
they
选择A
这里考察的是have
to的反义疑问句,借助助动词don't
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