1.    ! There is a train coming.
#84453
A
Look out
B
Look around
C
Look forward
D
Look on
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The exam poster will be   on Friday afternoon.
#68339
A
put off
B
put down
C
put up
D
put away
The hospital has a new system to help ______ the best service _______ the patients. 
#74806
A
provide; /
B
provide; to
C
provide; for
D
supply; /
After the long journey,the guide   a very good one.
#80817
A
proved
B
proved to be
C
proved of
D
all the above