Write complete sentences using the given words :

1. I/ think/ we/ turn/ light/ before/ leave / room.

2. Although / he / over 60 / he / not / wear glasses.

3. We / know / each other / since / we / be / young.

4. If / i / be / you / i / take part / these / cultural / activity.

5. I / be / national holiday / yesterday / so / my friends/ i / decide / go/ picnic.

6. If / he / have / enough money / he / buy / new computer.

7. If / it / not rain / tomorrow / i / go / camping / friends.

8. I / not see / him / since / he / move / HCM City.