He insisted that his plan _______ carried out at once. 
#87128
A
would be
B
could be
C
was
D
should be
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I didn’t find his office. If only I       his address!
#86897
A
had taken
B
have taken
C
took
D
would take
Look at the trouble I’m in! if only I ____your advice.
#90579
A
followed
B
. would follow
C
had followed
D
should follow
—It was a red light, William. You ____ the car. —Sorry.  I didn’t see it. 
#87773
A
must stop
B
should stop
C
must have stopped
D
should have stopped