Obligation
You ______ your breakfast or you'll be hungry later.(eat)
must eat
You ______ that bread. It’s a week old. (eat)
mustn’t eat
You ______ your shoes if they're clean. (take off)
needn't 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)
needn’t 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 isn't necessary for you to help me. (needn't)
You needn't help me.
You ______ Paris because it’s a wonderful city. (visit)
must visit
You ______ near the edge of the cliff. It's very dangerous. (stand)
mustn't stand
You ______ the question. You can pass.
needn't answer / don’t have to answer
It's important for Jack to revise for his exams. (must)
Jack must revise for his exams.
You needn't write the answer. (have to)
You don't have to write the answer.
Students ______ their phones during class or the teacher will take them away. (turn off)
have to turn off
We ______ any more time. (waste)
mustn't waste
You ______ me. I can do it by myself.
needn’t help / don’t have to help
We are obliged to study maths at school. (have to)
We have to study maths at school.
It's obligatory that you do your homework. (must)
You must do your homework.
When you’re driving, you ______ if someone crosses the road. (stop)
have to stop
In most Arab countries, you ______ food with your left hand. You should use your right hand. (eat)
mustn't eat
We ______ a uniform to school. We can wear whatever we want. (wear)
needn’t wear / don’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.