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People ______________ smoke in non-smoking areas.
mustn't
Oops!
Okay!
He cans speak three languages. Correct or incorrect?
Incorrect. 'He can speak three languages.'
Oops!
Okay!
When Tim was 16, he was a fast runner. He _________________ run 100 metres in 11 seconds.
couldn't
Oops!
Okay!
I advise you to study harder. You…
You should study harder.
Oops!
Okay!
Can you speak up a bit? I ____________________hear you very well.
can't
Oops!
Okay!
It isn’t necessary for you to take a jacket. You…
You don't have to take the jacket.
Oops!
Okay!
“(Can / Must) ____________ you help me? (Can / Should) ____________ I use your phone?”
Can / Can
Oops!
Okay!
Tom knows how to speak Spanish. Tom…
Tom can speak Spanish.
Oops!
Okay!
I really think you _____________ cut your hair.
should
Oops!
Okay!
You don’t have to park here. It’s forbidden. Correct or incorrect?
Incorrect. 'You musn't park here'.
Oops!
Okay!
Students ________________ go to school on Sundays.
don't have to
Oops!
Okay!
I _______________ pay the telephone bill next week.
must/have to
Oops!
Okay!
Last night I ___________ get into my house because I had forgotten my key.
couldn't
Oops!
Okay!
He is obliged to go to the police station twice a week. He…
He must go to the police station twice a week.
Oops!
Okay!
You _______________ leave knives in places where babies can reach them.
shouldn't
Oops!
Okay!
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