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Have to & must
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All students ____________ on time for school. (must be / mustn't / have to)
must be
Oops!
Okay!
You ___________ see the Chrysler Building when you're in New York. You can't miss it. (must / have to)
must
Oops!
Okay!
You ___________ tell the teacher what happened, or she'll tell the principal. (mustn't / don't have to)
mustn't
Oops!
Okay!
Your daughter may ____________ try on a few different sizes. (have to / had to / must)
have to
Oops!
Okay!
You ____________ apologize; it isn't necessary. (mustn't / don't have to)
don't have to
Oops!
Okay!
She will ____________ wait in like like everyone else. (must / have to / has to)
have to
Oops!
Okay!
Yesterday I _________ finish my geography project. (must / mustn't / had to)
had to
Oops!
Okay!
If you are under 12 you ___________ to get your parents' permission. (have / must / mustn't)
must
Oops!
Okay!
We __________ forget to take the cake out of the oven. (have to not / must / mustn't)
mustn't
Oops!
Okay!
We have a lot of work tomorrow. You __________ be late.(don't have to / mustn't
mustn't
Oops!
Okay!
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