Affirmative I/You/We/They have to wear uniform at work. He/She/It has to work at the weekend. Negative I/You/We/They don't have to wear uniform at work. He/She/It doesn't have to work at the weekend. Interrogative Do l/you/we/they have to wear uniform at work? Does he/she/it have to work at the weekend? Short answers Yes, l/you/we/they do. / No, l/you/we/they don't. Yes, he/she/it does. / No, he/she/it doesn't. Use: We use have/has to to show obligation. I have to wear a tie at work. She has to start work at 9:00 am. (It's the rule.) We use don't/doesn't have to to show lack of necessity. You don't have to finish the report today. (It's not necessary.)

Thieves broke into the house!One day Steve decided not to go to school and stay home, and parents he didn't say anything, they were at work. He sat in his room and drank tea. But suddenly he heard someone walking in the hallway. Steve was scared , but not confused, he called the police. He said he would be there in 5 minutes. Steve decided to sit in the room. But the thieves began to open the door. Steve picked up the vase and stood next to the door. The door opened. Stepan with all his strength struck the head of a thief in the vase . He fell. Steve looked at the face, very surprised . It turns out it was his father.

Thieves entered the house. Once Stephan decided not to go to school and he didn't say anything to his parents, they were working. He was sitting in his room and drinking tea (past cont). Suddenly he heard that someone is walking in the corridor. He was scared but didn't lose courage and called the police. They said they would come in 5 minutes. Stephan decided to sit in the room. But the theives started opening the doo. Stepa took a vase and stood next to the door. The door has opened. Stephan with all his strength has hit the thieve's head by vase. He fell on the floor. Stephan looked at the person and was very surprised. Turns out it was his father.