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
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-- you ever Dali? --Never. But I am going there this vacation.
#60386
A
Do…go to
B
Have...bean to
C
Have…gone to
D
Will…go to
To get as much firsthand information as possible, inspectors will hold workshops and distribute questionnaires, ____?
#64627
A
won't they
B
won't it
C
aren't they
D
isn't it
It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind， ？
#64932
A
was it
B
wasn’t it
C
did they
D
didn’t they