Bài tập bổ trợ 4 kĩ năng Tiếng Anh Lớp 8 Global Success - Unit 7: Environmental protection (Có file nghe và đáp án)

 33. reduce (v) /rɪˈdjuːs/ giảm, giảm bớt
34. reuse (v) /ˌriːˈjuːz/ tái sử dụng
35. recycle (v) /ˌriːˈsaɪkl/ tái chế
36. avoid (v) /əˈvɔɪd/ tránh
37. stop (v) /stɒp/ dừng, ngăn chặn
38. plant (v) /plɑːnt/ trồng
39. volunteer (v, n) /ˌvɒlənˈtɪə(r)/ tình nguyện, người tình nguyện
40. save (v) /seɪv/ cứu, tiết kiệm
41. product (n) /ˈprɒdʌkt/ sản phẩm
42. single-use (adj) /ˌsɪŋɡl ˈjuːs/ để sử dụng một lần
43. single-use products /ˌsɪŋɡl ˈjuːs ˈprɒdʌkts/ các sản phẩm chỉ sử dụng một lần
44. litter (n, v) /ˈlɪtə(r)/ rác, vứt rác bừa bãi
45. rubbish (n) /ˈrʌbɪʃ/ rác rưởi
46. plastic rubbish /ˈplỉstɪk ˈrʌbɪʃ/ rác nhựa
47. pick up rubbish /pɪk ʌp ˈrʌbɪʃ/ nhặt, thu gom rác
48. cut (v) /kʌt/ cắt, chặt
49. cut down trees chặt cây
50. campfire (n) /ˈkỉmpfaɪə(r)/ lửa trại
51. building a campfire đốt lửa trại
52. marine (adj) /məˈriːn/ thuộc biển
53. wildlife (n) /ˈwaɪldlaɪf/ động vật hoang dã
54. diverse (adj) /daɪˈvɜːs/ da dạng, gồm nhiều loại khác nhau
55. coral (n) /ˈkɒrəl/ san hơ
56. dugong (n) /ˈduːɡɒŋ/ con cá cúi, bị biển
57. earth (n) /ɜːθ/ trái đất
 Word form
 Verb Noun Adjective Adverb
 endangered
 endanger endangerment
 endangering
 extinction extinct
 habitat
 habitation habitable
 inhabitant
 product
 produce
 produce
 production
 producer
 protect protection
 toxic
 toxicity
 non-toxic
 Bài tập Tiếng Anh 8 (Global Success) 2 C. PRONUNCIATION
Clusters: /bl/ and /kl/
1. /bl/
 /bl/ = /b/ + /l/
 /b/: mím nhẹ hai mơi lại và nâng phần ngạc mềm để chặn luồng hơi trong 
 khoang miệng, rồi mở miệng bật hơi từ phía trong ra. Khi phát âm, dây thanh 
 sẽ rung lên.
 /l/: để đầu lưỡi chạm vào lợi của hàm răng trên. Khi phát âm, luồng hơi sẽ đi 
 qua khoảng trống giữa lưỡi và khoang miệng ra ngồi.
2. /kl/
 /kl/ = /k/ + /l/
 /k/: mở miệng, cuống lưỡi co lại, chạm vào phần ngạc mềm hay là phần trong 
 cùng của vịm miệng để chặn luồng khí trong miệng. Sau đĩ bật mạnh luồng 
 khí ra khỏi miệng mà khơng làm rung dây thanh trong cổ họng.
 /l/: để đầu lưỡi chạm vào lợi của hàm răng trên. Khi phát âm, luồng hơi sẽ đi 
 qua khoảng trống giữa lưỡi và khoang miệng ra ngồi.
3. Sự khác nhau giữa /bl/ và /kl/
Về mặt âm thanh: sự khác biệt của cụm phụ âm /bl/ và /kl/ xuất phát từ sự khác biệt của vị trí mơi và lưỡi 
khi bật hơi phát âm âm /b/ và /k/.
- Khi phát âm âm /b/ chúng ta mím nhẹ mơi, cịn âm /k/ chúng ta cần mở miệng.
- Với âm /b/ các em để lưỡi thả lỏng như bình thường trong khi với âm /k/ các em co cuống lưỡi lại, chạm 
vào phần ngạc mềm để chặn luồng khí trong miệng.
- Phát âm âm /b/ làm rung dây thanh trong cổ họng nhưng âm /k/ thì khơng.
 /bl/ /kl/
 blue clue
 block clock
 blink clink
 Bài tập Tiếng Anh 8 (Global Success) 4 B. VOCABULARY – GRAMMAR 
Exercise 1: Choose the correct meaning of the following words and phrases. 
1. habitat 
 A. the place where people live 
 B. the place where a tribe lives 
 C. the place where a type of plant or animal lives 
2. ecosystem 
 A. the way that someone behaves 
 B. the way in which a person or a group of people lives and works 
 C. the way living and non-living things in a particular area are related to each other 
3. pollution 
 A. the process of making water, air, soil, etc. dirty 
 B. the process of making water, air, soil, etc. clean 
 C. the act of protecting someone or something 
4. global warming 
 A. the increase in temperature of the earth's atmosphere 
 B. the decrease in temperature of the earth's atmosphere 
 C. the process of picking up and recycling rubbish 
5. endangered species 
 A. animals living in a natural environment 
 B. animals facing a high risk of extinction in the wild 
 C. creatures and plants living in the sea 
6. environmental protection 
 A. the way to build a campfire 
 B. the act of cutting down trees 
 C. the practice of protecting the natural environment 
Exercise 2: Choose the word/ phrase/ sentence (A, B, C, or D) that best fits the space in each sentences or 
best answers the question.
1. We should ______ our carbon footprint to protect the environment.
 A. pollute B. protect C. reduce D. endanger
2. You should turn off devices that you are not using to ______ electricity.
 A. save B. reuse C. release D. turn
3. "Carbon footprint" is the amount of carbon dioxide that we ______ into the environment. 
 A. stop B. plant C. recycle D. release
4. People shouldn't throw away single-use products but ______ them.
 A. endanger B. recycle C. protect D. pollute
5. They can ______ campfires on the beach near the hotel.
 A. volunteer B. cut C. build D. litter
6. The people in my village often ______ down trees to build houses.
 A. cut B. pollute C. avoid D. release
7. You shouldn't dump the rubbish into the river to reduce ________ pollution 
 A. air B. water C. carbon D. campfire
8. Forests help release oxygen and absorb __________________
 A. carbon dioxide B. global warming 
 Bài tập Tiếng Anh 8 (Global Success) 6 A. releases B. released C. release D. releasing
29. The ______ of air pollution are alarming.
 A. effective B. affect C. effect D. effects
30. You should drive carefully ______ the road is slippery. 
 A. because B. while C. although D. after 
31. I sleep with the window open ______ it's really cold.
 A. if B. unless C. as D. before 
32. We will clean up the beach ______ it stops raining. 
 A. while B. though C. since D. as soon as 
33. Mary plays with the boy ______ he is naughty. 
 A. although B. until C. when D. because 
34. He won't get paid for time off ______ he hasn't got a doctor's note. 
 A. unless B. till C. because D. if 
35. She went to the gym ______ she had finished her work. 
 A. after B. before C. unless D. while 
36. Don't drink too much water ______ you are having a meal. 
 A. till B. until C. while D. even though
37. Don't forget to turn off the lights ______ you go out. 
 A. though B. because C. after D. before 
38. I don't know the reason ______ you didn’t go to school. 
 A. what B. whose C. why D. where 
39. He was talking about the film ______ he saw last night. 
 A. that B. how C. who D. when 
40. ______ thermal pollution happens, the water temperature in streams, rivers, lakes, or oceans 
 changes.
 A. Until B. When C. Before D. As soon as
41. Noise pollution occurs ______ there are too many loud sounds in the environment.
 A. while B. and C. because D. so
42. The roads were slippery ______ it started to rain.
 A. so B. as soon as C. when D. before
43. Renewable ______ of energy, such as solar and wind power, are crucial for a sustainable future.
 A. sources B. pollutions C. consumption D. permission
44. We should be mindful of our carbon ______ and seek ways to reduce it.
 A. handprint B. printer C. fingerprint D. footprint
45. The loss of habitat and climate change contribute to the ______ of species.
 A. extinct B. exit C. extinction D. extincted
Exercise 3: Complete the sentences with the words in the box.
 footprint habitats substances effect endangered
 wildlife dioxide marine reduce diverse
1. The ecosystem in Con Dao National Park is very ________________with thousands of species.
2. Do trees help absorb carbon ________________?
3. Walking and cycling are effective ways to reduce our carbon ________________.
4. Some toxic ________________from factories are usually released into rivers.
 Bài tập Tiếng Anh 8 (Global Success) 8 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.
11. These men are armed and ________________ (danger), and should not be approached.
12. The latest ________________ (edit) of this book contains many illustrative pictures.
13. The giant panda is an ________________ (danger) species due to habitat loss and poaching.
14. The dodo bird went into ________________ (extinct) in the 17th century due to hunting and habitat 
destruction.
15. The rainforest is the ________________ (habitation) of many species of animals and plants.
Exercise 7: Choose the correct word to complete each sentence.
1. You should wait here when / until/ while your parents come back.
2. While/ After / Before the party, there was a lot of food left.
3. My sister was sleeping when / as soon as/ while I was studying for the test last night.
4. As soon as / While/ After I left home for school, It rained heavily.
5. The train arrived while / as soon as/ before Elle was having lunch.
6. Because / Although/ If the water is very cold in January, they go swimming anyway.
7. My father goes jogging every morning before / after/ until he gets ready for work.
8. I learned a lot about wildlife until / after/ as soon as I visited Cuc Phuong National Park yesterday.
9. I usually drink a glass of warm milk after/ until / before I go to bed.
10. Who takes care of the baby when / after/ before your mother is away?
11. After / Before / While we receive your confirmation email, we will send you a link to download the 
program.
12. I have to wait while / before / until my mum comes home.
13. Before/When / While she is ready, we will leave.
14. I'll send you a text message until / as soon as / before I hear from Nam.
15. Before/After / While she goes, she will turn off all the computers.
16. He will send them an email before / until / as soon as he arrives in London.
17. I will give you my reply before /by / this time I leave this afternoon.
18. I'll go online while / as soon as / until I get home.
19. Before/Until / When Mr. Tan phones, please let me know.
20. Let's play with the children after / until / while it is time to go.
Exercise 8: Complete each sentence with the correct preposition.
1. Coal power stations release sulfur dioxide ________________the atmosphere.
2. National parks play a key role ________________saving the environment.
3. What type of effect does water pollution have ________________our life? 
4. Forests provide a habitat ________________hundreds of species ________________plants and animals.
5. Technology is already playing a key role ________________environmental protection.
6. There is a nice play area ________________the children.
7. The regions are home ________________bears and mountain lions.
8. I'd like to emphasize the importance ________________protecting endangered species.
9. Avoid dumping waste ________________lakes and rivers!
10. Remember to turn ________________devices when you are not using them.
11. Toxic chemicals continue to be dumped ________________the river.
12. Orange juice is rich ________________vitamin C.
13. The pools provide a rich habitat ________________water plants.
 Bài tập Tiếng Anh 8 (Global Success) 10 4. We had picked up trash. We left the campsite. (before)
  _______________________________________________________________________________________
5. It started raining. They were putting up the tent. (when)
  _______________________________________________________________________________________
6. I get my parents' permission. I will go out with my friends. (after)
  _______________________________________________________________________________________
7. The weather was bad. We were on holiday last month. (when)
  _______________________________________________________________________________________
8. I will call my mom. I get the result. (as soon as)
  _______________________________________________________________________________________
9. It rains. My father usually drives me to school. (when)
  _______________________________________________________________________________________
10. Jack can't play games. He finishes his homework. (before)
  _______________________________________________________________________________________
11. You are in Ha Noi again. You must come and see us then. (when)
  _______________________________________________________________________________________
12. He finds somewhere to live. Then he'll give his parents the address. (when)
  _______________________________________________________________________________________
13. I do the shopping. Then I will come back home. (after)
  _______________________________________________________________________________________
14. It starts raining. Let's go home before that. (before)
  _______________________________________________________________________________________
15. She must apologize to him first. He won't speak to her until then. (until)
  _______________________________________________________________________________________
16. You leave. I will make you a cup of tea. (before)
  _______________________________________________________________________________________
17. She will stay at her aunt's house. She is London. (while)
  _______________________________________________________________________________________
18. He has read the newspaper. I will borrow it from him. (as soon as)
  _______________________________________________________________________________________
19. I have decided the issue. I will let you know. (when)
  _______________________________________________________________________________________
20. They have built a new road. The traffic will be better. (when)
  _______________________________________________________________________________________
21. The other passengers will get on the bus. We will leave. (as soon as)
  _______________________________________________________________________________________
22. I left the room. I turned off the lights. (before)
  _______________________________________________________________________________________
23. I won't return my book to the library. I'll finish my project. (until)
  _______________________________________________________________________________________
24. He was making dinner. The frying pan caught on fire. (while)
  _______________________________________________________________________________________
25. I finish my study. I will take a walk in the park. (as soon as)
  _______________________________________________________________________________________
26. She was leaving the shop. She dropped a cartoon of eggs. (when)
  _______________________________________________________________________________________
27. He had never heard about Halloween. He took part in a Halloween party last year. (before)
  _______________________________________________________________________________________
 Bài tập Tiếng Anh 8 (Global Success) 12