While watching television, _______.
#98457
A
the doorbell rang
B
the doorbell rings
C
we heard the doorbell ring
D
we heard the doorbell rings
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Dad is under a lot of pressure, so we have to ________ him.   
#97092
A
make preparations for
B
take out insurance for
C
make allowances for
D
make sense of
All the machines stopped _____ with the electricity _____ throughout the factory.
#96858
A
working; cut through
B
to work; cut down
C
working; cut off
D
to work; cut up
The alarm clock ______it was time for me to get up went off , _______my good dream . 
#96641
A
indicating; interrupting
B
indicated; interrupting
C
indicating; interrupted
D
indicated; interrupted