A. Complete
with . can can't must mustn't should shouldn't
1. _________
you help me please?
2. You _________
do more sport if you want to lose weight.
3. You _________
do your homework first if you want me to let you go out with your friends.
4. He has
just broken his leg so he __________ play football.
5. Drivers ___________
drive over the speed limit.
6. I ________
speak Chinese: it's too difficult!
7. She ___________
take an umbrella: it's going to rain!
8. We _________
take photos inside: it's not forbidden.
9. I think
we _________ take this road: it's not on my map!
10. You
look pale! You _________ sit down and have a glass of water.
11. We __________
stop when the traffic light is red.
12. How _________
you say such a thing?
13. You _________
take the blue one: it suits you!
14. You _________
smoke so much: it's bad for health.
B. Choose
the more natural-sounding option:
1. She looks pretty sick. I think she ________
go to a doctor.
can
should
2. You've
been driving all day. You ________ be exhausted!
must
should
can't
shouldn't
4. Hey I'm lost. ________ you help me?
Should
Can
should
can
6. I know he speaks five languages, but
________ he speak Arabic?
should
can
7. That looks very expensive. It ________ have
cost a fortune!
must
should
8. I ________ believe that you failed your
test!
can't
shouldn't
9. I'm on my way. I ________ be there in about
10 minutes.
can
should
shouldn't
can't
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