按要求改写句子。
1. They will climb the hill tomorrow morning. (对画线部分提问)
______________________________
2. He will play basketball after school. (改为否定句)
_______________________________
3. Are they going to have a party on your birthday? (做肯定回答)
_______________________________
4. There is going to be a football match on the playground. (改为一般疑问句)
_______________________________