Tham Gia Group Dành Cho Lớp 9 - Ôn Thi Vào Lớp 10 Miễn Phí
Read the passage and then decide whether the statements that follow are True or False
One of the most urgent environmental problems in the world today is the shortage of clean water. Having
clean drinking water is a basic human right. However, acid rain, industrial pollution and garbag ...