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Must, have, can
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Everyone ..... enjoy the park
can
Oops!
Okay!
You ........... be 17 to drive a car in the UK.
must
Oops!
Okay!
You ..... clean your room clean or I'll be angry
must
Oops!
Okay!
You .... be part of our study group if you want to
can
Oops!
Okay!
You ......... throw rubbish in the park
mustn't
Oops!
Okay!
You ......... make noise in the library.
mustn't
Oops!
Okay!
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