Предложения со словами have, has to

I have to do my homework.

We have to clean the house.

You have to be polite with your classmates and teacher.

They have to bring flowers for their teachers.

She has to be creative by doing her job.

He has to be brave because he is a man.

It (dog) has to be silent.

Пояснение: модальный глагол have (has) to имеет значение \"должен, обязан\". Если подлежащее третьего лица и единственного числа (He, she, it), то следует употреблять форму has, в остальных случаях (I, we, you, they) употребляется форма have.