.He suddenly saw what looked like a snake in the darkness. For an instant his heart seemed to stop ______.
#97023
A
to beat
B
beating
C
beaten
D
being beaten
推荐题目
We ran down to the shore in time to see an enormous animal opposite us _____itself out of the water and then _____ down again, which was a whale..
#91684
A
thrown; crashing
B
throwing; crashed
C
throwing; crashing
D
thrown; crashed
The library needs ＿＿, but it will have to wait until Sunday．
#98110
A
cleaning
B
to clean
C
clean
D
being cleaned
He reached the station _____ only _____ that the train had just left.
#98773
A
tired；learned
B
tiring；learning
C
to tire；to learn
D
tired；to learn
Those children don’t have to ____________ learn , for they always work hard voluntarily.
#92146
A
make to
B
be made
C
make them
D
be made to