Bài giảng Tiếng anh Lớp 8 - Unit 7, Lesson 7: Looking back project - Trường THCS Nguyễn Quốc Ân

welcome to our classwelcome to our classNGUYEN QUOC AN secondary schoolUNIT 7. POLLUTIONLesson 7: LOOKING BACK1. Write types of pollution in the word web.Types of pollutionair pollutionradioactive pollution noise pollution visual pollution thermal pollution water pollution land/soil pollution light pollution 2. Complete the sentences with the correct form of the words in brackets.I live on the outskirts of a city in Viet Nam. Three years ago, my neighbourhood was very clean and beautiful, with paddy fields and green trees. However, in the last two years, some factories have appeared in my neighbourhood. They have caused serious water (1. pollute) ... by dumping industrial waste into the lake. The (2. contaminate) water has led to the (3. die) of aquatic animals and plants. Also, tall residential buildings have replaced the paddy fields. More people result in more cars and motorcycles. (4. poison) . fumes from these vehicles are serious air (5. pollute) pollutantspollutioncontaminated deathPoisonous 1. CAUSE : nguyên nhân, lý doHere are some words and phrases you can use to signal the cause of a problem:*because/ since + clause : vì, bởi vìBecause the water is polluted, the fish are dead. *due to/ because of + noun / pronoun : do, vì, bởi vìBecause of the polluted water, the fish are dead2. EFFECT : kết quả Here are some words and phrases you can use to signal the effect of a problem: ( Đây là một số từ / cụm từ bạn có thể nêu kết quả của một vấn đề) * so + clause : nên ,cho nên The water is polluted, so the fish are dead * to cause + sth /to lead to sth/to result in sth: khiến , dẫn đến The polluted water causes/ result in the death of the fish.3. Rewrite the sentences, using the words in brackets.1.The noise from the music club is loud, so the residents of the street cannot sleep. (because of) → 2. Vy had a stomachache because she ate a big dinner. (since) → 3. Because it rained heavily, the road in front of my house was flooded. (due to) → 4. His room is untidy, so his mother is unhappy. (because) → 5. Global warming happens when there is too much carbon dioxide (CO2) in the atmosphere. (causes) → Too much carbon dioxide (CO2) in the atmosphere causes global warmingThe residents of the street cannot sleep because of the loud noise from the music club. Vy had a stomachache since she ate a big dinner. The road in front of my house was flooded due to the heavy rain. His mother is unhappy because his room is untidyThe conditional sentence type 11. Các cách dùng cơ bản (Usage)a. Diễn tả điều có thể xảy ra ở hiện tại hay tương lai:FORM: If + S + V (present simple), S + will/can + V (inf)Note:	V + ............ + or + S + will/won’t + V + ............	=> Unless S + V + ............ , S + will/ won’t + V + ............	=> If + S + don’t/ doesn’t + V, S + will/ won’t + V + ............EX: Study hard or you will fail the exam. => Unless you study hard, you will fail the exam. => If you don’t study hard, you will fail the exam.Ghi chú: - Sau mệnh đề If hoặc mệnh đề Unless phải có dấu phẩy (,)	 - Sau Unless không được dùng dạng phủ địnhThe conditional sentence type 2- Câu điều kiện loại 2 diễn tả sự việc, hiện tượng không thể xảy ra ở hiện tại.FORM: If + S + Ved, S + would/could + V*Note: Động từ “to be” phải chia là were ở tất cả các ngôiEX: If I had money, I would buy the car. If she spoke English well, she could find a good job. If he didn’t behave impolitely, we might make friends with himEX: If I were rich, I would travel around the world. If she were a president, she could build houses for the poor If I were you, I would go out less during this time.Grammar 4. Put the verbs in brackets into the correct form1. It (not be) ... possible to save the Earth if we (not take) ........... action now. 2. If the world temperatures . (continue) to rise, there ....................... (be) less snow. 3. If I (be) .. you, I (wear) .. earplugs when going to the concert. 4. If we (do) nothing to stop global warming, we .. (see) big changes in the future. 5. How .. you (travel) to work if you (not have) ....... this motorbike? 6. Our garden is so beautiful. There (not be) . any flowers if my sister (not take care) of it every daydidn’t take carewon’t bedon’t take continuewill be were/waswould wear dowill see would traveldidn’t have wouldn’t be5. Complete the sentences, using your own ideas.1. If I were an environmentalist,2. If our school had a big garden, 3. If the lake wasn’t polluted, 4. If we have a day off tomorrow, 5. If you want to do something for the planet, I would save the world.I would plan a lot of flowers.there would be many fishes alive.we will go to the zoo.you should stop dropping the litter first.- Redo exercises in Looking back in your notebooks- Prepare the new lesson : UNIT 8. LESSON 1. GETTING STARTEDThank you for your attendance !See you again !