一______are you staying in Tibet?—Just for four days．
#59970
A
How far
B
How much
C
How long
D
How soon
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I don’t think his daughter is able to mend a computer, ________?
#64924
A
does he
B
isn’t she
C
doesn’t he
D
is she
I don’t think that the necklace is made of diamond, ________?
#64771
A
do I
B
do you
C
isn’t it
D
is it
Look! The ground is wet. It must have rained last night, ________？
#64460
A
hasn't it
B
hadn't it
C
mustn't it
D
didn't it