英语按要求转换句型。高手来下。高分悬赏

Question

The boy is playing basketball.
改为否定句：
改为一般疑问句：
肯定回答：
否定回答：
对 playing basketball进行提问：

Answer 1

the boy isn't playing,,,
is the boy playing,,,,, yes, he is. No, he isn't
what is the boy doing?

Answer 2

Is the boy playing basketball
Yes, he is
No, he isn't

What the boy doing?

Answer 3

The boy is not playing basketball.
Is the boy playing basketball? - Yes, he is. - No, he isn't.
What is the boy doing?

Answer 4

The boy is playing basketball.
改为否定句：The boy isn't playing basketball.
改为一般疑问句：Is the boy playing basketball?
肯定回答：Yes, he is.
否定回答：No, he isn't.
对 playing basketball进行提问：What is the boy doing?