分别改成否定句、一般疑问句，做肯定句、否定句回答。

否定句：
1.It is not a question.
2.He is not an English boy.
3.This is not his brother.
4.these are not my english notebooks.
5.those are not her pencil cases.
6.He can not spell grandmother.
一般疑问句：
1.Is it a question?
2.Is he an English boy?
3.Is this his brother.?
4.Are there my english notebooks?
5.Are those her pencil cases?
6.Can he spell grandmother?
肯定回答：
1.Yes it is.
2.Yes he is.
3.Yes it is.
4.Yes they are.
5.Yes they are.
6.Yes he can.
否定回答：
1.Yes it is not.
2.Yes he is not.
3.Yes it is not.
4.Yes they are not.
5.Yes they are not.
6.Yes he can not.

否定句：
1.It is not a question.
2.He is not an English boy.
3.This is not his brother.
4.these are not my english notebooks.
5.those are not her pencil cases.
6.He can not spell grandmother.
一般疑问句：
1.Is it a question?
2.Is he an English boy