They are broadening the bridge to ________ the flow of traffic.(2011·山东)
#63919
A
put off
B
speed up
C
turn on
D
work out
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________ I know, light travels not only in a straight line.
#63943
A
So far
B
So many
C
So far as
D
As many as
Go back home now, Mary. Your parents ______ your safety.
#63864
A
are concerned about
B
are concerned with
C
are concerned on
D
concern of