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SO B1 Plus 3.2
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All students have to changing their password every week.
have to change
Oops!
Okay!
You’re not allowed to shout in the library. (mustn’t)
You mustn't shout ...
Oops!
Okay!
You can’t play loud music on a train. (mustn’t)
You mustn't play ...
Oops!
Okay!
They didn’t had to go to classes for more than two weeks.
didn't have to
Oops!
Okay!
It’s a requirement to pay for your meal before leaving a restaurant. (must)
You must pay ...
Oops!
Okay!
You are not permitted to take photos in the airport. (mustn’t)
You mustn't take ...
Oops!
Okay!
You are expected to listen to the teacher. (have to)
You have to listen ...
Oops!
Okay!
Anyone over eighteen hasn’t to stay in the school at lunch.
doesn't have to
Oops!
Okay!
You don’t have to run next to the swimming pool. You might slip over.
mustn't run
Oops!
Okay!
The driver must checks that everyone is wearing their seatbelt.
must check
Oops!
Okay!
Visitors must to wear a name badge at all times.
must wear
Oops!
Okay!
It’s important to wear a hat in the swimming pool. (must)
You must wear ...
Oops!
Okay!
It’s dangerous so everyone have to wear a helmet when climbing.
has to
Oops!
Okay!
When I was at school we did have to sign our names in a book every day.
we had to sign
Oops!
Okay!
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