Choose the best modal verbs to complete the sentences.

Choose the correct option.

You are in the library. You [shouldn't|mustn't] speak loudly here! It's forbidden to do so.

Liam won't go to the cinema with us because he [can|has to] finish his project.

[Can|Should] you give me some money to buy a car?

You [don't have to|can't] worry, I'll be on time.