I have a computer, ______I don’t play computer games on it.
#75206
A
also
B
only
C
but
D
and
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As it turned out to be a problem of no importance , we     so much time looking into it . 
#62607
A
needn’t spend
B
didn’t have to spend
C
needn’t have spent
D
oughtn’t to spend
 –Look! The boy is running fast! –He might ______ to catch a bus.
#75241
A
run
B
running
C
is running
D
be running