1. We are going to collect used glass,paper,cans and send them recycling
2. Lan has the same age as Nga
3. The doctor advised Nam to take those tablets after meals 
4. My father speaks French well
5. I haven't met him for 2 years
6. My younger brother is too tired to go to school today
7. Are you as old as Lan
8. I haven't seen him since 1985
9. Peter is not old enough to see the honor film
10. Don't forget to turn off the light before going out
11. What an intelligent girl!
12. She has long straight black hair
13. The children enjoyed walking in the rain
14. We used to have a lot of friends when living in the country
15. It takes me 20 minutes to walk to school
16. We have studied English for 5 years
17. My schoolbag is different from your schoolbag