Ответ: 3) 1. We are sitting in the park.

2. David is studying Chinese.

3. I am working at the moment.

4. The dogs are eating in the kitchen.

5. Sarah is having breakfast.

4)

1: we aren’t sitting ...

2. David isn’t studying...

3. I am not working....

4. The dogs aren’t ...

5. Sarah isn’t having...

5)

1. Are you doing a test? Yes, I am

2, Is your teacher sleeping ? No, he isn’t

3. Are your friends studying?yes, they are.

4. Is it raining today? No, it’s not

5. Are your classmates singing? No, they aren’t.

6. Is your dad working? Yes he is

Объяснение:

Сверху