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
According to the air traffic rules, you ___ switch off your mobile phone before boarding.
#90472
A
may
B
can
C
would
D
should
—Why didn’t you put your cellphone in your overcoat pocket?—I ________, but I was afraid it would be stolen.
#89309
A
had put
B
put
C
would have
D
could have
When it comes to giving his kids the education they deserve, the 51-year-old father knows he never _______ college without financial aid.
#87138
A
could have attended
B
could attend
C
had attended
D
should have attended