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—I don't think we have met before，________？—Yes，once at a party，but we weren't introduced.
#64458
A
do I
B
have we
C
don't I
D
haven't you
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He believes that she is right, _______?
#64572
A
doesn’t he
B
does he
C
is she
D
isn’t she
 - Excuse me, is this seat taken?  - _____. That man got his books and left a few minutes ago.
#59747
A
I’m afraid so
B
I don’t think so
C
I don’t know
D
I hope not
---         does she do on weekends?--- She usually helps her mother.
#59981
A
Where
B
Who
C
When
D
What
________ is the box? It’s white.
#60201
A
Where
B
Whose
C
What color
D
What
All the clothes donated by the citizens need cleaning thoroughly before being sent to the earth-stricken area, ______ ?
#64893
A
needn’t they
B
don’t they
C
didn’t they
D
shouldn’t they