Помогите, пожалуйста

Jack … to take part in the next competition. He has broken his leg.

was able to b) is able to c) will not be able

Shall I help you today? No, you ….do it today. You can do it this afternoon.

shouldn’t b) are not allowed to c) needn’t

You… to work in groups of five.

should b) are able to c) are

…you speak any foreign language?

а) may b)can c) should