He's annoyed when I hang out with other boys. He's so arrogant / jealous.
He's annoyed when I hang out with other boys. He's so jealous.
In our school, students don't have to / mustn't come to class late.
In our school, students mustn't come to class late.
You should / mustn't/ don't have to give your personal details to strangers on the Internet.
You mustn't give your personal details to strangers on the Internet.
I love hanging out with her. She's so inconsiderate / kind.
I love hanging out with her. She's so kind.
Unreliable people often disappoint / trust others.
Unreliable people often disappoint others.
Today is Sunday. I don't have to / mustn't / shouldn't go to school.
Today is Sunday. I don't have to go to school.
Laura mustn't/ doesn't have to come right now. There's no hurry. It's fine to meet later.
Laura doesn't have to come right now. There's no hurry. It's fine to meet later.
You don't have to / must / shouldn't lie to your parents.
You shouldn't lie to your parents.
You don't have to / mustn't hurt Sara's feelings. Try to be nice to her.
You mustn't hurt Sara's feelings. Try to be nice to her.
I'm sorry. I could / couldn't / can't play tennis at 3 o'clock tomorrow.
I'm sorry. I can't play tennis at 3 o'clock tomorrow.
Megan and Harry must/ don't have to buy a new car. Their old one is fine.
Megan and Harry don't have to buy a new car. Their old one is fine.
Millie has to / doesn't have to stand up for herself more often. She's too shy.
Millie has to stand up for herself more often. She's too shy.
She always forgets her promises, he's so dishonest / unreliable.
She always forgets her promises, he's so unreliable.
Lisa looks tired. She doesn't have to / mustn't/ should go to bed early.
Lisa looks tired. She should go to bed early.
Look at Ellie! She could / can / couldn't ride a motorbike!
Look at Ellie! She can ride a motorbike!
Sometimes, impolite people disappoint / apologise after they've been rude
Sometimes, impolite people apologise after they've been rude
We have to / mustn't tell them the truth, because they will find out anyway.
We have to tell them the truth, because they will find out anyway.
He's arrogant. He doesn't respect / forgive anyone else.
He's arrogant. He doesn't respect anyone else.
Will Janet win the competition? Can / Could / Couldn't she spell well in English?
Will Janet win the competition? Can she spell well in English?
He's very moody these days. I think it's best to betray/ignore him for a while.
He's very moody these days. I think it's best to ignore him for a while.
When someone is sensitive, it's easy to hurt their feelings / disappoint them.
When someone is sensitive, it's easy to hurt their feelings.
Oliver isn't happy because he has to / mustn't/ should walk home in the rain.
Oliver isn't happy because he has to walk home in the rain.
Can't / Can / Could you speak English ten years ago?
Could you speak English ten years ago?
That annoys me! You're being selfish/sensible.
That annoys me! You're being selfish.
It's difficult to trust / apologise someone dishonest
It's difficult to trust / apologise someone dishonest
When we were younger, my brothers and I couldn't / can't/ can stop fighting.
When we were younger, my brothers and I couldn't stop fighting.
I'm not being stubborn. I just disagree / compromise with you about this.
I'm not being stubborn. I just disagree with you about this.
Last winter, there was a lot of snow, so we could / can / couldn't ski every day.
Last winter, there was a lot of snow, so we could ski every day.