Làm gấp giúp em với ạ ----- Nội dung dịch tự động từ ảnh ----- Ex 2. Complete the sentences, using the correct form of the words in brackets. 1. The soil becomes because of the use of so many pesticides and fertilizers. (contaminate) 2. 3. m 4. 5. to humans 6. waste spills can contaminate groundwater. (industry) In many developing countries, water pollution is usually a leading cause of . (die) elements have been found in both ground and underground water sources. (pollute) Fish and many other animals are killed by (pollute) Astronomers are concerned about light pollution because they have in viewing activities in the sky and outer space. (difficult) in their habitat. Ex 3. Combine each pair of sentences, using conditional sentences type 1. 1. A person looks at the sky at night. He is not able to see the Milky Way by naked eye. 2. Noise pollution happens regularly. It causes stress or nuisance. 3. Water pollution gets more serious in the future. It affects the development of economy and society. 4. Australia has invested in water in Viet Nam with good results. Half of the population in the rural areas has