Question

Read these sentences and choose the modal verb 'must' or 'mustn’t'. 1. It's late. You make so much noise. 2. You tidy up your room. It is dirty. 3. They do more exercises to stay fit.

Answer 1

1. 1.It's late. You mustn't make so much noisy 2.You must tidy up your room. It is dirty

3.They must do more exercises to stay fit.

Answer 2

Sure, here are the correct choices of modal verbs for each sentence:

1. It's late. You mustn't make so much noise.
2. You must tidy up your room. It is dirty.
3. They must do more exercises to stay fit.