Should
Have to
Must
100

My son's teeth hurt. 

He should brush his teeth. He should see a dentist. 

100
If you are aged 5 - 17 you have to do this almost every weekday
Go to school
100

What you must wear if you ride a motorcycle

A helmet

200

My daughter is covered in food! 

She should shower/take a bath.

200
When you go to school you have to wear this
Uniform
200
What you must have if you want to travel abroad
A passport
300

I feel exhausted!

You should exercise/do sport/eat well/work less.

You shouldn't do all the house chores alone! 

300

When you hear the national anthem you have to do this

Stand up/Stay still

300

What you must not do with alcohol until you are 18

Drink it

400

I failed my exam! 

You should study hard and/or do homework/ ask for help. 

You shouldn't worry too much. 

400

You have to do this when you are sick

Go to the hospital/See a doctor

400

What do you have to follow at school?

school rules

500

I have gained too much weight! 

You should eat less/move more. 

You shouldn't eat junk food/drink soda/be lazy!

500

You have to do this extra school work when you get home

Homework

500
What you mustn't do if you are in a library
Talk loudly
M
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