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 What are you doing       vacation?
#47971
A
in
B
on
C
at
D
for
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She is very strict____ her children____ studies.
#48094
A
with, with
B
to, in
C
with, in
D
to, with
The students eat lunch          11:30          Saturday.
#50489
A
in；on
B
at；in
C
at ；at
D
at；on
_______ the help of my teacher, I worked out the problem in the end.
#46985
A
Under
B
On
C
with
D
For
--- Excuse me, where’s the supermarket?--- It is _____________ the post office and the library.
#49576
A
next
B
across
C
in front
D
between
- Are you familiar_______ Tongli?    - No, the place is unfamiliar_______ me.
#46963
A
with; with
B
with; to
C
to; to
D
to; with