The maths teacher demanded that all the students _____ the examination paper within one and a half hours.
#86904
A
finish  
B
finished
C
would finish  
D
could finish
推荐题目
I got up early that morning, but I _____ so because I had no work to do.
#90133
A
mustn’t have done
B
didn’t need to do
C
needn’t have done
D
can’t have done
Had the boy worked harder, he ______ the exam.
#86940
A
must have got through
B
could get through
C
ought to get through
D
would have got through