Mrs. Black doesn’t believe her son is able to design a digital camera, _____? 
#65092
A
is he
B
does she
C
doesn’t she
D
does he
推荐题目
--Were there any seals in the zoo?   ---________.
#60310
A
Yes, there weren’t
B
No, there weren’t
C
No, there were.
D
Yes, there was.
She must be in the classroom,           ?
#64948
A
isn’t she
B
mustn’t she
C
can’ t she
D
does she
The suit’s finished, ___?
#65309
A
doesn’t it
B
isn't it
C
haven't it
D
hasn't it