Using : not have to / mustn't / can / could • george has traveled a lot. he speak four languages. • i can’t sing now but i sing very well when i was a child. • she will stay in bed till 10 o’clock this morning. because she go to work. • many students in turkey wear uniform when they go to school. • i’m sorry i couldn’t come yesterday. i work late. • you’ve been coughing a lot recently. you smoke so much. • you have a bad headache. so you go to bed early. • i can’t swim very far these days but ten years ago i swim from one side of the lake to the other. • you see the sea from our bedroom window. • it isn’t permitted to speak turkish during the lessons. so you speak turkish.

1)It is important that we appreciate those who have outstanding traits of character.

2)Everyone should show consideration when they are listening to a lecture.

3)Everyone should be quiet and listen when someone is talking.

4)We must respect old people.

5)We must help each other to live in the society.

6)It is forbidden to kill rare animals because they can become extinct.

7)No one is allowed to pick flowers in other people's gardens because it can disappoint them.

8)We can't fly as we don't have wings.

9)It is prohibited to smoke in planes as it can make harm to other people's health.

1)It is important that we appreciate the rights of others.
2)Everyone should show consideration when they are using the school’s property
3)Everyone should be quiet and listen when the teacher is talking about the educational process.
4)We must respect eldery people.
5)We must help each other to in develep the law of educational process.
6)It is forbidden to smoke in some public places because it may disturb somebody, as they have to breath polluted air.
7)No one is allowed to jump off a mountain without proper gear because they will die.
8)We can't eat healthy food as we don’t have enough money.
9)It is prohibited to steal other student’s property as it is against the law.