tìm chỗ sai và sửa lỗi

6. We should turn on all the lights and fans before we come

out of the classroom.

7. If we turn off the lights when we are not using them, we

will saved a lot of electricity.

8. Recycling start when we put rubbish such as empty bottles

and cans in the recycling basket

9. Have you ever make anything from your old things?

10. If I give you some money, will you buying some

chocolate for me?

GIÚP MÌNH VỚI MÌNH ĐANG CẦN GẤP