Obligation
You _______ pass the test if you want to graduate
have to
You ______ miss tomorrow's class. We have a test.
mustn’t miss
You ______ your shoes if they're clean. (take off)
don't need to take off / don't have to take off
It’s compulsory for us to wear a school uniform. (have to)
We have to wear a school uniform.
It's important that you listen to me. (must )
You must listen to me.
I ______ before 8:30 or I'll be late for school. (leave)
must leave
In football, you ______ the ball with your hand. (touch)
mustn’t touch
You ______ to the check-in desk if you have checked in online. (go)
don't need to go / don’t have to go
You aren't allowed to talk in the exam. (mustn't)
You mustn't talk in the exam.
It wasn't necessary for you to help me. (need/have)
You didn't need to help me.
You didn't have to help me.
You ______ Paris because it’s a wonderful city. (visit)
must visit
You ______ smoke in the classroom. (smoke)
mustn't smoke
When I lived in my home country, I _____________ in English all the time. Now I do. (speak)
didn't need to speak / didn’t have to speak
It's important for Jack to revise for his exams. (must)
Jack must revise for his exams.
You need to write the answer. (have)
You have to write the answer.
When I was a student, I ______ every night. The tests were so difficult! (study)
had to study
We ______ any more time. (waste)
mustn't waste
You ______ me. I can do it by myself.
don't need to help / don’t have to help
Students ______ their phones during class or the teacher will take them away. (turn off)
have to turn off
You are forbidden to speak other languages while in class. (must)
You mustn't speak other languages while in class.
Sorry, I can't go out tonight. I _______ writing some reports and they are due tomorrow morning. (finish)
must finish
Can't you see that sign? You ___________ your car here. (allow - park)
are not allowed to park
We ______ a uniform to school. We could wear whatever we wanted. (wear)
didn't need to wear / didn’t have to wear
It's important that I'm not late for my exam. (mustn’t)
I mustn’t be late for my exam.
You aren't allowed to copy your friend's homework. (mustn't)
You mustn't copy your friend's homework.