根据要求改变英语句子：
问题描述：
根据要求改变英语句子：
1.They are happy.(否定句,意思不变）
2.The kite is (white).对括号里的部分提问
3.That's (a white boat).对括号里的部分提问
4.We can play basketball (in the playground).对划线提问
答
1.They are not happy.
2.What colour is the kite?
3.What is that?
4.Where can you play basketball