Відповіді: Стр.70 (1-2)

1. Look at the photo on the right and read the conversation. Then complete the rules with the bold verbs.

a. We use might/could + infinitive to talk about things that are possible,

b. We use must + infinitive to talk about things that we think are certain.

c. We use cant + infinitive to talk about things that are impossible.

2. Choose the correct option.

1. That bird can’t be a penguin. It flew onto the roof.

2. Our dog hasn’t moved. He could be ill.

3. I can hear a mosquito. It might bite you.

4. It’s big and it’s got brown fur. It might be a bear.

5. The cat’s asleep. She must be sleepy today.

6. It’s got four legs, so it can’t be a snake.

7. I can hear a voice speaking, but there’s nobody here. It must be that parrot!