用现在进行时,一般将来时,一般现在时,一般过去时各造一句肯定句,否定句,一般疑问句，特殊疑问句

现在进行时：I'm watching TV. I'm not watching TV. Are you watching TV? What are you doing?

一般将来进行时：I'm going to school. I'm not going to school. Are you going to school? What are you going to do?

一般现在时：I have a book. I don't have a book. Do you have a book? What do you have?

一般过去时：I did my homework. I didn't do my homework. Did you do your homework? What did you do?

肯定形式

主语+动词过去式+其它。

例句：She came to help us in those days。

否定形态

主语+didn't +谓语动词原形+其它。

1.在行为动词前加didn't，同时还原行为动词。

例句：I didn't know you like coffee。

现在进行时：
I'm watching TV. I'm not watching TV. Are you watching TV? What are you doing?
一般将来进行时：
I'm going to school. I'm not going to school. Are you going to school? What are you going to do?
一般现在时：
I have a book. I don't have a book. Do you have a book? What do you have?
一般过去式：
I did my homework. I didn't do my homework. Did you do your homework? What did you do?

I am writing a letter to my mother.
She isn't prepering for her final exam.
Are you playing computer game now?
What are you doing now?

He will become a successful actor.
I will not betray you wherever i am.
Will you come here tomorrow morning?
What will he give you as your birthday present?

I like going for a walking after dinner.
I don't want to be beaten by a person like her.
Is this purse yours?
Where are you now?

She won first prize in the competition yesterday.
We didn't go to the library because of the heavy rain.
Did you go to see the movie last night?
Who were you staying with yesterday?

I am doing my homework.\I am not ~\Are you ding your homwork?
I will go to Shanghai.\I won't go to Shanghai.\Will you go to Shanghai?
I played football yesterday.\I didn't play football yesterday.\Did you play football yesterday?