Ответ:
1. He played tennis yesterday. - He didn't play tennis yesterday.
2. It is raining now. - It isn't raining now.
3. She swims in the morning. - She doesn't swim in the morning.
4. I will dance tomorrow. - I won't dance tomorrow.
5. They went to school yesterday. - They didn't go to school yesterday.
2)
1. He played tennis yesterday. (Did, Where)
Did he play tennis yesterday? Where did he play tennis yesterday?
2. It is raining now. (Is, Why)
Is it raining now? Why is it raining now?
3. She swims in the morning. (Does, Who)
Does she swim in the morning? Who swims in the morning?
4. I will dance tomorrow. (Will, With whom)
Will you dance tomorrow? With whom will you dance tomorrow?
5. They went to school. (Did, When)
Did they go to school? When did they go to school?