"They didn’t take measures in time, otherwise the explosions ____."some experts said.
#87726
A
wouldn’t happen
B
didn’t happen
C
wouldn’t have happened
D
mustn’t have happened
推荐题目
One ought _______ for what one hasn’t done.
#89071
A
not to be punished
B
to not be punished
C
to not punished
D
not be punished
_______Wale_______at school,he would gain much higher a salary.
#88924
A
Had;worked
B
If;worked
C
Did;work
D
If;has worked