Question

Complete the sentences with the modal verbs (must-mustn't-con-can't-could)
1) Dogs...fly
2) Students...be quiet when they write the test!
3) When he was fifteen he...run fast but he...now
4) You...drive fast. It is dangerous!
5) She's a famous dancer. She...dance very well.

Answer 1

1. Dogs can’t fly.
2. Students must be quiet when they write the test.
3. When he was fifteen he could run fast but now he can’t.
4. You mustn’t drive fast. It is dangerous!
5. She’s a famous dancer. She can dance very well.