Look at the traffic signs. make sentences with you must/mustn't and these words

1. you are lazy, my boy. i think you should work more.

2. if you are too tired to go home, you can stay here for the night.

3. may i use your mobile, please?

4. granny is ill, i think you must visit her.

5. mary is selfish. she should think more about her friends.

6. john is clever. he can speak three languages.

7. may i read again, miss?

8. it is very hot. you should not stay in the sun too long.

we are reading a sci-fi story about aliens these days.

1. who is reading a sci-fi story?

2. are we reading a sci-fi story?

3. what are we reading?

4. when are we reading a sci-fi story?

5. what story are we reading?

6. what is the story about?

7. is the story about aliens or about animals?

8. we are reading a sci-fi story about aliens, aren't we?