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When I was working on a Maths problem, a good idea went ______my head.
#42242
A
over
B
in
C
about
D
Through
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You should be __________ when you cross the street.
#39147
A
quiet
B
easy
C
careful
D
hard
Have you returned the book to the library ____?         --- Yes, I have ____ returned it.
#41461
A
yet, yet
B
already, already
C
already, yet
D
yet, already
The2014 Winter Olympics started ______ February7,2014.
#38605
A
at
B
in
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on
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to
,Lucy lives in ________,the capital of France.
#40562
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Tokyo
B
London
C
Paris
D
Moscow
 I am not sure        .
#35720
A
always
B
still
C
never
D
yet