英语知识,谁能帮我解答以下的问题：
英语知识,谁能帮我解答以下的问题：
把下列的句子改成否定句、一般疑问句,并作肯定回答和否定回答.
1、The children had a great fun in the park.
2、There were about 9 students in the classroom.
3、Ann did her homework yesterday evening.
4、I read an English book last week.
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The children didn't have a great fun in the park.
Did the children have a great fun in the park?
Yes, they did. No, they didn't.
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There weren't 9 students in the classroom.
Were there 9 students in the classroom?
Yes, there were. No, there weren't.
3. Ann didn't do her homework yesterday evening.
Did Ann do her homework yesterday evening?
Yes, she did. No, she didn't.
4. I didn't read an English book last week.
Did you read an English book last week?
Yes, I did. No, I didn't.