Unit 1 Nature in the balance Period 2 Language focus on Reading(2) 导学案（含答案）2024-2025学年高一英语译林版必修第三册

1. Learn and use the chunks(语块) and sentence patterns；
2. Write a short article according to the hints(提示), using the chunks that have been learnt.
Review the text of “The Amazon rainforest: a natural treasure” by retelling it in your own words. You may begin like this：
The text is mainly about …， which …
From the text, we may learn that …
Ⅰ. Read the words in the word bank and figure out the meanings of them.
Word bank：
名词：region; continent; million; length; biodiversity; species; variety; wildlife; hardwood; frog; insect; microorganism; nutrient; carbon; oxygen; agriculture; cattle; extinction; climate
动词：survive; disappear
形容词 & 副词：towering; thus
多种词性：harm; soil; overseas; nut; beneath; mass; living; impact; damage
Ⅱ. Match the words on the left with the explanations on the right.
(　　) 1. cattle　　 A. connected with foreign countries, especially those separated from your country by the sea or ocean
(　　) 2. survive B. cows and bulls that are kept as farm animals for their milk or meat
(　　) 3. overseas C. a situation in which a plant, an animal, a way of life, etc. stops existing
(　　) 4. damage D. to continue to live or exist
(　　) 5. extinction E. physical harm caused to sth which makes it less attractive, useful or valuable
(　　) 6. beneath F. to become impossible to see
(　　) 7. towering G. in or to a lower position than sb/sth; under sb/sth
(　　) 8. disappear H. extremely tall or high and therefore impressive
(　　) 9. nutrient I. a group into which animals, plants, etc. that are able to breed with each other and produce healthy young are divided, smaller than a genus and identified by a Latin name
(　　)10. species J. a substance that is needed to keep a living thing alive and to help it to grow
Ⅲ. Complete Part B on P5 of the textbook and finish the exercises below.
1. 单句语法填空。
(1) It's also hugely important for parents __________(know) which apps their children are using.
(2) Her popular book Silent Spring raised awareness of the __________(harm) effects of chemicals on humans and on the world's lakes and oceans.
(3) The broadcasting system in Canada is famous and advanced and serves __________(variety) purposes.
(4) The application of new scientific discoveries has greatly increased __________(agriculture) efficiency in our country.
(5) While running regularly can't make you live forever, the review says it is more effective at __________(lengthen) life than walking, cycling or swimming.
(6) Many people in Minnesota and Tennessee have noticeable __________(region) accents.
(7) Everyone is different and that is __________ our world is so colourful.
(8) I want to thank you in person for the impact you've had __________ my life.
2. 用所给词的适当形式填空。
(1) It's a common __________ that those with __________ power and persistence are __________ to succeed in time.(believe)
(2) His __________ seemed very particular and his __________ from the party __________ very strange.(appear)
(3) His position can't be __________ because he made __________ contributions to the company.(replace)
(4) In a __________ area, a heavy __________ may feel restless(坐立不安的).(smoke)
(5) To describe it at __________, you'd better __________ your report so that the workshop(研讨会) will be a little __________.(long)
Ⅳ. Build your sentences through paraphrase and imitation.
1. Each level of the forest forms its own little world, home to different kinds of living things.
[Paraphrase] _______________________________________________________
森林是许多不同种类动物的栖息之地。
[Imitation] ________________________________________________________
2. While a significant number of jaguars survive here, they are only one element of this forest's food chain.
[Paraphrase] _______________________________________________________
数量不多但仍有相当一部分青少年迷恋网络。
[Imitation] ________________________________________________________
3. These frogs, in turn, feed on insects which eat leaves and fruit.
[Paraphrase] _______________________________________________________
焦虑会转而导致若干生理和心理问题。
[Imitation] ________________________________________________________
4. The Amazon rainforest breathes life into the planet by fixing carbon and producing over 20 per cent of all the Earth's oxygen.
[Paraphrase] _______________________________________________________
这为他的提议注入了新的活力。
[Imitation] ________________________________________________________
5. Moreover, the Amazon rainforest is a treasure house of species that can be used for food or medicine.
[Paraphrase] _______________________________________________________
竹子不仅仅用于建筑。
[Imitation] ________________________________________________________
Ⅰ. 用本课词汇替换下列句子中的画线部分。
1. It plays a very important role in improving the environment.__________
2. 10% persons can be promoted in this group.__________
3. This is only one part of the reasons.__________
4. Therefore,_it creates a lot more jobs for the citizens.__________
5. Also,_you need to take regular exercise.__________
6. Because_of his wife's illness, he returned to his hometown.__________
7. Seven million people are at_risk_of starvation. __________
Ⅱ. 从方框中选择恰当的短语填空。
with an area of; sound the alarm; be home to; feed on; break down; take … away
1. The park, ____________________ about 3.5 square miles, is located in Maryland.
2. We know that eagles usually ____________________ small animals.
3. The area ____________________ 1，600 threatened species, including grizzly bears.
4. Women's sports are ____________________ the barriers in previously male dominated domains.
5. Press the button to ____________________ in case of fire.
6. Two men claiming to be police officers went to the pastor's house and ____________________ him.
Period 2　Language focus on Reading(2)
【活动方案】
Activity 1：
The text is mainly about the importance of the Amazon rainforest, which not only is home to a great variety of species, but also produces more than 20 per cent of all the Earth's oxygen. However, human activities are destroying the Amazon rainforest.
From the text, we may learn that we should try our best to protect the environment. Harmonious natural environment is beneficial not only to nature, but also to ourselves.
Activity 2：
Ⅰ. 略
Ⅱ. 1—5 BDAEC　6—10 GHFJI
Ⅲ. 1. (1) to know　(2) harmful　(3) various/varied　(4) agricultural　(5) lengthening　
(6) regional　(7) why　(8) on
2. (1) belief; unbelievable; believed　
(2) appearance; disappearance; appeared
(3) replaced; irreplaceable　(4) non smoking; smoker　(5) length; lengthen; longer
Ⅳ. 1. [Paraphrase] The forest's different levels make their own little worlds, creating living places for different kinds of living things.
[Imitation] The forest is home to many different kinds of animals.
2. [Paraphrase] While the number of jaguars which survive here is very large, they only form one part of this forest's food chain.
[Imitation] A small but significant number of teenagers are addicted to the Internet.
3. [Paraphrase] As a result, these frogs eat insects which eat leaves and fruit.
[Imitation] Anxiety can, in turn, lead to a number of physical and psychological problems.
4. [Paraphrase] The Amazon rainforest fixes carbon and produces over 20 per cent of all the Earth's oxygen, making the planet alive forever.
[Imitation] This breathes new life into his proposal.
5. [Paraphrase] Besides, the Amazon rainforest is a treasure house of species that food or medicine comes from.
[Imitation] Bamboo is used for more than building.
Activity 3：
Ⅰ. 1. significant　2. One in ten　3. element　
4. Thus　5. Moreover　6. Due to　7. in danger of
Ⅱ. 1. with an area of　2. feed on　3. is home to
4. breaking down　5. sound the alarm 6. took; away