Transformer une phrase affirmative avec le modal « must » au présent simple en une phrase négative avec le modal « must » en anglais Exercice fondamental

I don't have to cut my hair.

I mustn't cut my hair.

You mustn't stay in your seat.

You shouldn't stay in your seat.

He mustn't stop the noise.

He can't stop the noise.

She doesn't drive slow.

She mustn't drive slow.

We mustn't help them.

We don't have to help them.

They never tell us something.

They mustn't tell us something.