If he had started at nine o’clock,he       have been in London by eleven o’clock.
#89650
A
must
B
may
C
ought to
D
has to
推荐题目
---Have you found your book yet? ---No. I’m not sure where I ___it.
#88088
A
leave
B
had left
C
could have left
D
was to leave
The patient insisted that he _______ ill and _______ to the hospital.
#88179
A
wasn’t, wasn’t sent
B
wasn’t, shouldn’t be sent
C
shouldn’t be, wasn’t sent
D
shouldn’t be, shouldn’t be sent
We were anxious about you.You    home without    us.
#86951
A
shouldn’t leave; tell
B
mustn’t leave; tell
C
shouldn’t have left; telling
D
can’t have left; telling