Obligation
You ___ wear a uniform at school. (It’s the rul
You must wear a uniform at school.
You ___ smoke here. (It’s not allowed)
You must not smoke here.
He ___ be at home now. (I’m not sure)
He might be at home now.
You ___ eat more vegetables. (Suggestion)
You should eat more vegetables.
She ___ swim very well. (She learned)
She can swim very well.
I ___ finish this today. (It's important)
I have to finish this today.
Students ___ cheat during exams.
Students must not cheat during exams.
It ___ rain later. Take an umbrella.
It might rain later.
You ___ try asking the teacher.
You could try asking the teacher.
When I was five, I ___ ride a bike.
When I was five, I could ride a bike.
We ___ be quiet in the library.
We have to be quiet in the library.
You ___ enter without a pass.
You can't enter without a pass.
He ___ come to the party if he’s free.
He might come to the party if he’s free.
You ___ speak to your manager about it.
You should speak to your manager about it.
I ___ speak French when I lived in Paris.
I could speak French when I lived in Paris.
Drivers ___ stop at red lights.
Drivers must stop at red lights.
People ___ bring food into the museum.
People must not bring food into the museum.
She ___ have missed the bus. (Uncertain guess)
She might have missed the bus.
You ___ save your money for the trip.
You should save your money for the trip.
He ___ lift 100kg when he was younger.
He could lift 100kg when he was younger.
Soldiers ___ follow orders.
Soldiers have to follow orders.
You ___ park here — it’s illegal.
You must not park here — it’s illegal.
That ___ be her brother — they look alike.
That could be her brother.
You ___ see a doctor about that cough.
You should see a doctor about that cough.
They ___ solve complex math problems easily.
They can solve complex math problems easily.