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VII . Read the passage and decide whether the statements are True or False There are three main kinds of pollution. Air pollution, and water pollution and noise pollution. Air , which is the most important element of our environment for our survival, can be polluted in many ways . Smoke in the air from mills, factories and industry contains carbon monoxide, carbon dioxide, and methane, which are all poisonous gases. This leads to health problems like asthma and lung diseases, and the thinning of the ozone layer, which protects us from harmful UV rays. China , the USA, Russia , India, Mexico and Japan are the world leaders in air pollution emissions. Water is also polluted by the discharge of commercial and industrial waste is into surface water. Sewage in drinking water is another cause of water pollution as it contains germs and viruses. The noise of vehicles, mills, and factories can be really unbearable. This kind of constant sound also causes headaches, tension, mental stress and migraines. People living next to a building site where there is too much noise can become sick, as they can not sleep or relax. This is called noise pollution 1. Air pollution, water pollution and soil pollution are main kinds of pollution. 2. Air plays the most important role in our survival. 3. Carbon monoxide, carbon dioxide and methane are poisonous gases. 4. The ozone layer helps to protect from harmful UV rays. 5. Chine, the USA, Russia , India, Mexico and Japan are the world leaders in air pollution prevention 6. The thinning of ozone layer is caused by smoke in the air from mills, factories and industry. 7. Sewage contains germs and viruses. 8. Noise pollution is caused by the discharge of commercial and industrial waste into lakes and rivers. 9. Noise pollution affects everybody’s mental health. 10. all people who live next to a building site become sick, as they can not sleep or relax

III. Put the verbs in brackets into the correct form. 1. If he (study) ________________ harder, he can pass an exam. 2. She may be late if she (not hurry) ________________. 3.If you study harder, you (pass) ________________ the exam. 4. If you are kind to me, I (be) _______________ good to you. 5.If he (give) _______________ up smoking, as his doctor orders, he will be soon well again. 6. You (not pass) _______________ your driving test unless you drive more carefully. 7. He’ll be ill if he (not stop) ________________ worrying so much. 8. We’ll go to the beach tomorrow if it ( be) ________________ nice. IV. Put the verbs in brackets into the correct form. 1. If I were you, I (look) ________________ for a new place to live. 2. If Lan wasn’t ill, she ( join) ________________ out tree planting activity. 3.If there were fewer cars on the road, there (be) ________________ less pollution. 4.If people really cared about the environment, they ( not dump ) ________________ waste into the lake. 5.If there was no fresh water in the world, what (happen) ________________. 6.If you (be) ________________ the president, what would you do to help the environment ? 7.They get sick so often.If they exercised more, they (be) ________________ heathier. 8.If I (have) ________________ one million US dollars , I would build more parks in our city. 9.Quan’s mother is unhappy.If Quan tided his room every day, his mother (not be) __________ so upset. 10.There isn’t a garden at house .If there were, we (grow) ________________ vegetables. V. Choose the correct answer for each gap to complete the following passage. Rivers are ____(1) ____ of the world’s most important natural resources. Many cities are on large rivers, and____ (2)____ every country has at least one river that ___(3)___ an important part in the lives of its people. Besides transportation, rivers ___(4)___ food, water for crops, water to drink, and opportunities for recreation for people who live along their ____(5)____. And in order to get water for crops, engineers sometimes build a dam (đập, đê) across a river and let the water become a lake ____(6)____ the dam. Then people can use their water not only to ___(7)___ fields but also to make electricity for homes and industries. ____(8)___, the water often becomes polluted when cities on river banks grow ____(9)____ size and the number of industries increases. We are learning that it is necessary to ____(10)_____ rivers clean if we want to enjoy the benefits of the natural resources. 1. A. one B. ones C. among D. those 2. A. most B. mostly C. almost D. about 3. A. takes B. makes C. occupies D. plays 4. A. supply B. provide C. distribute D. bring 5. A. banks B. shores C. sides D. beaches 6. A. behind B. on C. below D. under 7. A. take B. irrigate C. drain D. give 8. A. Moreover B. Therefore C. Thus D. However 9. A. of B. about C. in D. for 10. A. keep B. get C. hold D. maintain VI. Use the correct form of the words in brackets to complete the passage. Professor Vo Hong Anh – the only daughter of General Vo Nguyen Giap and Nguyen Thi Quang Thai – was a famous Vietnamese (1. science) ………………. Vo Hong Anh was born in 1939. She graduated from Lomonosov University, Russia, in 1965. On returning to Viet Nam, she worked as a (2. research) ………………. at the National Institute of Science. In 1982 she (3. success) ………………. completed her doctor’s degree in maths and physics, and in 1983 she was appointed professor. She continued to do research in the fields of maths and physics. Over the 40 years of her study and research, she had more than 50 (4. science) ………………. works published (mostly overseas). In 1988 she was the first Vietnamese woman to be awarded the Kovalevskaia Prize for her (5. contribute) ……..……. to science. She died in 2009 in Ha Noi. She was the pride of Vietnamese women. đây nữa nhá

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