ПРЯМО СЕЙЧАС НАДО Написать 6 предложений о том, что вы должны делать, используя must и have to

I must listen to the teacher at the lesson.

He must pay me back tomorrow.

We must pay the taxes.

You mustn't open the door.

She mustn't tell this information to anyone.

They mustn't use their mobiles at the meeting.

Must I write down the examples? 

I had to work yesterday.