* Cấu trúc với " have to"

(+) S+ have/ has/had+ to+ Vinf

(-) S+ trợ động từ+ not+ have + to+ Vinf

(?) Trợ động từ+ S+ have + to+ Vinf?

* 3 câu khẳng định với have to

1.  I have to do my homework

2. You have to wear a uniform at school

3. You have to brush your teeth before going to bed

3 câu phủ định với have to

1. You don't have to go to school tomorrow

2. I don't have to wear this dress

3. You don't have to revise this lesson

3 câu hỏi với have to

1. Do you have to wear a uniform at school?

2. Do you have to wash your hand before lunch?

3. Does she have to come to class this evening?

I have to do my homework

Miss Thanh has to wash her clothes this afternoon

I have to take the bus because my car broke down last night.

You don’t need to go shopping as I’ve already gone.

Lily doesn’t have to do the housework because she is sick

Susan doesn’t have to do the homework because she feels tired.

Do you have to start work at 8 O’clock every day?
Do you have to drive on the right in China?
Do we have to dress up to go to the fancy dress party?