—How much shall I pay for the phone call? —You________. This is free of charge.
#63321
A
shouldn't
B
can't
C
don't have to
D
mustn't
推荐题目
I went there in 1984, and that was the merely occasion when I ________ the journey in exactly two days.
#62744
A
must take
B
must have made
C
was able to make
D
could take
We ________ here on time but we were caught in a traffic jam.
#62326
A
must have arrived
B
could have arrived
C
need have arrived
D
should have arrived
---The work will take me another week. I’m really tired.---I think you as well consult an experienced worker.
#62814
A
may
B
can
C
need
D
must
If the government takes measures to enrich senior citizens’ social and spiritual life, it ____ help develop a truly harmonious society.
#62367
A
Can
B
must
C
shall
D
should