Must and Mustn't

Front

What does 'must' mean?

Back

It means something is necessary or required to do.

Front

What does 'mustn't' mean?

Back

It means something is not allowed or prohibited.

Front

You _______ eat your fruits and vegetables. (must/mustn't)

Back

must

Front

You ______ wash your hands. (must/mustn't)

Back

must

Front

I ________ do exercise. (must/mustn't)

Back

must

Front

He __________ eat pizza every day. (must/mustn't)

Back

mustn't

Front

She _________ drink water. (must/mustn't)

Back

must

Front

When do we use 'must'?

Back

We use 'must' to show something is important or necessary.

Front

When do we use 'mustn't'?

Back

We use 'mustn't' to show something is not allowed.

Front

Give an example of a sentence using 'must'.

Back

You must finish your homework.