Many strange new means of transport have been developed in our century, the strangest of _______ being perhaps the hovercraft(气垫船).
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A
which
B
them
C
that
D
it
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Some steps have been taken to prevent the forest ____ .
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A
from destroying
B
to destroy
C
from being destroyed
D
to be destroyed
_________, the car could not be started.
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A
Having lost the key
B
He lost the key
C
The key was missed
D
The key lost
With the door ___________ on, the thief’s heart __________ faster.
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A
knocked, beat
B
being knocked, beat
C
being knocked, hit
D
beat, hit