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----Are you going to buy a camera? -----Yes. But there are so many kinds that I can’t decide __________ to buy.
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A
what
B
which
C
how
D
where
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----Is Emma      sister?----Yes,      is.
#54141
A
your; she
B
her; I
C
his; his
D
you; she
—Excuse ______. Is this ______ book?—Yes, thanks.
#52832
A
me; my
B
I; your
C
me; your
D
I; my
----Who’s ____________favourite singer? -----Jay Chou.
#53145
A
me
B
they
C
you
D
their
I think _________ necessary for students to take an interest in all subjects.
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A
that
B
this
C
it
D
one
I think _______ our duty to keep our environment clean and tidy.
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A
this
B
that
C
it
D
one