Unit 1: Leisure Activities

PH

l. People eat dirty food. They can be cancer. 2. A factory directly discharges a large volume of waste water into the Thi Vai River. The river is polluted. 3. Farmers use polluted water to water their plants. People eat these plants, they become sick with diseases such as diarrhea, bacterial inflections even cancer. 4. Thermal pollution takes place. The water temperature in streams, rivers, lakes and oceans will increase or decrease suddenly. 5. People live in radioactive pollution area. They can be skin cancer.


Các câu hỏi tương tự
GV
Xem chi tiết
H24
Xem chi tiết
GV
Xem chi tiết
GV
Xem chi tiết
PT
Xem chi tiết
NN
Xem chi tiết
CH
Xem chi tiết
DN
Xem chi tiết
PT
Xem chi tiết