TAILIEUCHUNG - PASSAGE 1

Tham khảo tài liệu 'passage 1', tài liệu phổ thông, ôn thi đh-cđ phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Tài liệu luyện thi Đại học 1 Name PASSAGE 1 There are two kinds of water pollution. The first is when rubbish sewage or chemicals are thrown into the water. This waste upsets the natural environment and can prove dangerous or fatal to fish and other life in the water. The second type of pollution is thermal or warm water pollution. This is most commonly caused by hydroelectric power plants. These take water from a lake or river convert it into steam for running the plant s turbines change the steam back into water then return the water to the original lake or river. Though this water is no dirtier than when it was taken out it is often five to ten degrees above its original temperature. This causes a change in the environment which can be as dangerous to aquatic life as waste pollution. 1 It is stated In the passage that A. thermal pollution is more dangerous than pollution from rubbish or chemicals B. warm water pollution Is as harmful as thermal pollution C. hydroelectric plants put dirty water back into the environment D. thermal pollution occurs when the temperature of a river or lake is raised 2 Rubbish sewage or chemicals A. are all part of the natural environment B. can kill aquatic life when they are thrown into the water C. are the main cause of warm water pollution D. are by-products of hydroelectric plants 3 The author argues that A. there is nothing that can be done to correct thermal pollution B. water pollution is a fact of life that we must learn to live with C. tile world would be better off without hydroelectric power stations D. both kinds of pollution are equally bad for the natural environment PASSAGE 2 In 1723 there arrived in Philadelphia a penniless young man eager for work and for knowledge. As the years passed this man Benjamin Franklin contributed greatly to his city and to his country. He became a printer and a publisher and a learned man in many subjects. He also helped to spread learning by establishing a

Đã phát hiện trình chặn quảng cáo AdBlock
Trang web này phụ thuộc vào doanh thu từ số lần hiển thị quảng cáo để tồn tại. Vui lòng tắt trình chặn quảng cáo của bạn hoặc tạm dừng tính năng chặn quảng cáo cho trang web này.