The pilot kept calm in the terrible storm, otherwise the accident ______.
#90178
A
couldn’t be prevented
B
mustn’t have prevented
C
wouldn’t have been prevented
D
shouldn’t prevent
推荐题目
Had I got to the airport earlier, I _______ you.
#88100
A
might not miss to see
B
would not have missed seeing
C
should not miss seeing
D
would not have missed to see
Thank you for giving me a hand. I ______ in the experiment without your valuable help. 
#89288
A
have failed
B
will fail
C
would have failed
D
must have failed
The family _____ on time, but their car had a flat tyre on the halfway.
#86667
A
would arrive
B
could arrive
C
must have arrived
D
would have arrived