Bài tập Unit 7 môn Tiếng Anh Lớp 8 - Trường THCS Trưng Vương

Nội dung text: Bài tập Unit 7 môn Tiếng Anh Lớp 8 - Trường THCS Trưng Vương

1. TIẾNG ANH 8 UNIT 7: POLLUTION PART 1: Vocabulary and Grammar A. VOCABULARY Word Type Pronunciation Meaning affect (v) /əˈfekt/ ảnh hưởng, tác động aquatic (adj) /əˈkwỉtɪk/ sống/ mọc ở nước billboard (n) /ˈbɪlbɔːd/ biển quảng cáo ngồi trời blood pressure (n) /blʌd ˈpreʃə(r)/ huyết áp cause (n, v) /kɔːz/ nguyên nhân, gây ra cholera (n) /ˈkɒlərə/ bệnh tả come up with (v) /kʌm ʌp wɪð/ nghĩ ra contaminate (v) /kənˈtỉmɪneɪt/ làm bẩn contaminant (n) /kənˈtỉmɪnənt/ chất gây ơ nhiễm dump (v) /dʌmp/ vứt, bỏ, đỗ thành đống earplug (n) /ˈɪəplʌɡ/ cái bịt lỗ tai effect (n) /ɪˈfekt/ kết quả fine (v) /faɪn/ phạt tiền float (v) /fləʊt/ nổi groundwater (n) /ˈɡraʊndwɔːtə(r)/ nước ngầm hearing loss (n) /ˈhɪərɪŋ lɒs/ mất thính lực illustrate (v) /ˈɪləstreɪt/ minh họa litter (n, v) /ˈlɪtə(r)/ rác vụn (mẩu giấy, vỏ lon ),vứt rác measure (v) /ˈmeʒə(r)/ đo poison (n, v) /ˈpɔɪzn/ chất độc, làm nhiễm độc pollutant (n) /pəˈluːtənt/ chất gây ơ nhiễm radioactive (adj) /ˌreɪdiəʊˈỉktɪv/ thuộc về phĩng xạ radiation (n) /ˌreɪdiˈeɪʃn/ phĩng xạ untreated (adj) /ˌʌnˈtriːtɪd/ khơng được xử lý
2. B. GRAMMAR * CONDITIONAL SENTENCES (Câu điều kiện) 1. Các cách dùng cơ bản (Usage) a. Loại 1: Diễn tả điều cĩ thật ở hiện tại: - Câu điều kiện loại 1 cịn cĩ thể được gọi là câu điều kiện hiện tại cĩ thể cĩ thật. Ta sử dụng câu điều kiện loại 1 để đặt ra một điều kiện cĩ thể thực hiện được trong hiện tại và nêu kết quả cĩ thể xảy ra. If + S + V (present simple), S + will + 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 + Eg: 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 cĩ dấu phẩy (,) - Sau Unless khơng được dùng dạng phủ định b. Loại 2: Điều kiện khơng cĩ thật ở hiện tại: - Câu điều kiện loại 2 diễn tả sự việc, hiện tượng khơng thể xảy ra ở hiện tại hoặc tương lai. If + S + V (past simple), S + would/could/might + V(inf) *Note: Động từ “to be” chia là were ở tất cả các ngơi Eg: - If I were rich, I would travel around the world. - If I had money, I would buy the car. * CAUSE and EFFECT (Nguyên nhân và hậu quả)
3. * PRONUNCIATION PART 2: EXERCISE A. PHONETICS 1. Put the stress of these words. Example: eco’nomic 1. aquatic 6. logic 11. politic 2. mechanic 7. identical 12. electrical 3. mechanical 8. public 13. romantic 4. scientific 9. plastic 14. lyrical 5.magical 10. political 15. authentic 2. Find the words that has different stress pattern in each line. 1.A. dramaticB. rhythmicC. angelicD. romantic 2.A. affectB. algaeC. billboardD. cholera 3.A. politicalB. electricalC. identicalD. politic 4.A. aquaticB. radiationC. pollutionD. logical 5.A. industryB. industrialC. poisonD. poisonous 6.A. terrific B. Arabic C. statistic D. cosmetic 7.A. arithmetic B. geographic C. energetic D. economic 8.A. linguistic B. classical C. phonetic D. romantic 9.A. fantastic B. historic C. comic D. symbolic 10.A. oceanic B. specific C. ceramic D. aquatic
4. B. GRAMMAR & VOCABULARY 1. Name each type of pollution with its relevant words/phrases. 1. too much use of electric lights 2. caused by the smoke and harmful gases from vehicles and factories 3. The noise which is harmful to humans and animals. This includes the sound of vehicles, loud speaker 4. telephone towers, power lines, advertising billboards 5. radiation, land, air, water 6. lakes, rivers, oceans, groundwater, contamination 7. The water temperature in stream, rivers, lakes, or oceans change 8. Earth's surface, destroy, pesticides 2. Complete the table with appropriate verbs, nouns and adjectives. Verb Noun Adjective 1. danger dangerous to edit 2. editing/ edited to annoy 3. annoying/annoyed to instruct instruction 4. 5. drama dramatic to interest interest 6. to choose 7. choosing to heat heat 8. 9. low low 3. Complete the sentences, using the correct form of the words in brackets. 1. Walking alone late at night can be (danger) . 2. The latest (edit) of this book contains many illustrative pictures. 3. Her younger sister can be (annoy) when she behaves haughtily. 4. You must read the (instruct) carefully before you use the new oven. 5. We were taken aback at the ___(drama) changes in our village; each home owns a computer now. 6. It is always (interest) to watch the cubs at play. 7. My mother advised me to be careful in my (choose) of friends. 8. The (hot) makes everybody very drowsy during the lesson in class. 9. The couple came here at the special (invite) of the prime minister. 10. Please (low) the volume of your voice. I can even hear you from next door. 4. Choose the correct answer. 1. Many species of wildlife are becoming extinct, the rainforests are being destroyed. A. thereforeB. sinceC. consequentlyD. so 2. Hemp can be used to make paper, it could reduce the need for logging. A. consequentlyB. due toC. so D. since
5. 3. logging provides jobs and profits, the government is reluctant to control it. A. soB. ConsequentlyC. SinceD. Due to 4. Hemp was grown throughout history its versatility; it can be used to make many different things. A. due toB. becauseC. sinceD. as a result 5. Hemp is related to the marijuana plant; it is illegal in many countries. A. soB. due toC. as a resultD. because 6. The polluted chemical waste was dumped into the ocean; , the mass of fish died. A. becauseB. asC. because ofD. consequently 7. It was guessed that the fish died a powerful toxin in the sea water. A. because ofB. becauseC. sinceD. as a result 8. Many species in BC are threatened logging. A. soB. becauseC. sinceD. due to 9. Smoking can heart disease. A. lead toB. createC. causesD. due to 10. Radioactive pollution is increasing the increased use of radioactivity. A. asB. sinceC. because ofD. because 5. Combine the sentences in each pair into a new sentence that shows a cause/ effect relationship. 1. One effect of global warming is that sea levels are rising. The polar icecaps are melting. (because) ___ 2. The global population has increased. There are much better levels of nutrition. (because of) ___ 3. Nuclear explosions and detonations of nuclear weapons cause radioactive pollution. (lead to) ___ 4. More and more roads are being built. Air pollution is rising. (as a consequence) ___ 5. In the last ten years, many BC valleys have been clear-cut. 142 species of salmon have become extinct. (so) ___ 6. The fish and other aquatic animals have died. The water is polluted. (due to) ___ 6. Put the verbs in brackets into the correct form of conditional sentence type 1. 1. If people (pollute) the environment, a lot of animals (die) . 2. If water (consist) germs, people (get) ill. 3. If the poles (melt) , huge landmasses (be) under water. 4. Many precious animals (disappear) , if people (cut down) trees. 5. If nuclear waste (throw) away, it (be) very dangerous. 6. If the emission of CO2 (continue) at high rate, the climate (destroy) . 7. We (save) the trees If we (save) paper. 8. If schools (teach) about environmental problems, All students (know) how to protect the environment. 9. If more people (travel) by bike or bus, we (not have) traffic jam. 10. If the government (fine) heavily to the factories, they (not dump) sewage into the ocean.
6. 7. Put the verbs in brackets into the correct form of conditional sentence type 2. 1. If I (be) the president, I (pass) harder regulations for using fertilizers in agriculture. 2. If I (be) you, I (not eat) that genetically modified potatoes. 3. If big corporations (care) more about the environment and less about their own pockets, the pollution from factories (not increase) so fast. 4. He (sort) his trash, if he (be) smart. 5. If the seas (pollute) , maybe the population of whales (recover) . 6. If I (not throw) this can of Coke into the bushes, I (not know) that Coke is poison for wild animals. 7. If the factories (not dump) untreated waste into the ocean, fish (die) massively. 8. What (do) you if you (be) President. 9. If the air (not be) dirty, the breathing problems (reduce) . 10. If I (own) a lonely island, I (build) a huge house by the beach. 8. Put the verbs in brackets into the correct form. 1. If you (send) this letter now, she (receive) it tomorrow. 2. Kate (go) shopping if she (have) time in the afternoon. 3. She (spend) a year in the USA if it (be) easier to get a green card. 4. If her boyfriend (phone/ not) today, she (leave) him. 5. If you (go) by bike more often, you (be/ not) so flabby. 6. If he (have) more time, he (earn) karate. 7. He (not buy) so much clothes if he (not have) . 8. If I (play) the lottery yesterday, I (have) a chance to hit the jackpot. 9. If I (be) ) rich, my life (change) completely. 10. I (invite) ) all my friends if I (have) ) a house by the beach. 9. Write conditional sentences type I or II for these situation. 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. ___