写出下列句子的否定句、一般疑问句、肯定回答和否定回答
例子为：
Grandfather travelled by train when he visited his aunt.
否定：Grandfather didn't travel by train when he visited his aunt.
一般疑问句：Did Grandfather travel by train when he visited his aunt?
肯定回答：Yes, grandfather travelled by train when he visited his aunt.
否定回答：No, grandfather didn't travel by train when he visited his aunt.
I played tennis after school yesterday.
否定句： I didn't play tennis after school yesterday.
一般疑问句： Did I play tennis after school yesterday?
肯定回答：Yes, I played tennis after school yesterday.
否定回答：No, I didn't play tennis after school yesterday.
She did her homework last night.
否定句：She didn't her homework last night.
一般疑问句： Did She do her homework last night?
肯定回答： Yes, she did her homework last night.
否定回答：No, she didn't her homework last night.
