chu mv nha ----- Nội dung dịch tự động từ ảnh ----- 17. Save water or there will be less fresh water to use in the future. r If we 18. Throwing rubbish on the lakes or river makes the water polluted r Throwing rubbish 19. Walk more and you will be healthy. r If you 20. People stop using so much energy. They want to save the environment. r If people
