Must or should exercises

Must - mustn't

Must + infinitive = it is necessary to do something. For past tenses use had to.

positive - must
I must stop the car.
They must stop the car.

negative - mustn't
I mustn't stop the car.
They mustn't stop the car

Mustn't (must not) + infinitive = it is necessary not to do something.

Must examples

The car is damaged. You must repair it.
You mustn't touch the oil painting.
Must I look for the children?

English Must or should exercises

Must or should with free online exercises, examples and sentences, questions and must or should negative sentences.

Online exercises English grammar and courses
Free tutorial `must or should. English must or should exercises. English grammar easy to learn.