Unit 2 Environment

1. Unit 2 Environment

2. Contents Speaking Reading A Grammar Writing

3. Speaking nature earth protection pollution smoke traffic jam disease serious outdoor fresh air Give some words to describe the pictures on P17 Make sentences by using the above words and describe each picture. Protecting environment is protect ourselves. It’s really boring when there is a traffic jam. With the development of society, air pollution become serious. We like hiking because the air is fresher than in the city.

4. Speaking Can you tell me some major forms of pollution ? • Air pollution • Thermal pollution • Light pollution • Littering • Noise pollution • Soil contamination • underground leakage • Radioactive contamination • Visual pollution • Water pollution • 空气污染 • 热污染 • 光污染 • 废弃物污染 • 噪音污染 • 土壤污染 • 地下渗漏 • 放射性污染 • 视觉污染 • 水污染

5. Speaking Discuss the following issue in group: • 1. what arethe hot environmental topics today? • 2. From which sources did you learn about the environment pollution? • 3. What are the possible ways to educate people about our environment?

6. Reading A Background knowledge Eden project • The Eden Project is a visitor attraction in Cornwall in the United Kingdom, including the world‘s largest greenhouse。 Inside the artificial biomes are plants that are collected from all around the world.

7. Reading A Background knowledge Tropical rainforest • A tropical rainforest is a place roughly within 28 degrees north or south of the equator. They are found in Asia, Australia, Africa, South America, Central America, Mexico and on many of the Pacific Islands.

8. Reading A • Represent vt.代表, 象征, 表示,作为…的代表 • Eg: The Foreign Minister represented the country at the conference. • 外交部长代表该国出席大会。 • Housevt.装入，包住（某物）,收藏 • Eg: The collection is currently housed in the British Museun. • 这个收藏品目前被收藏在大英博物馆中。

9. Reading A • Wind v.弯曲前进，蜿蜒而行 • wind- wound-wound • Eg: The path wound among olive trees. • 这条小道在橄榄树丛中蜿蜒。 • Integrate v.使结合；使合并 • Integrated a.整体的；完全的；综合的 • EG: The residential blocks were integrated with the rest of the college. • 住宿区与学院连在了一起。

10. READING A • optimistic pessimistic • To this end为此目的 • Eg: To this end, every possible measure has been taken. • 为了这个目的，采取了所有可能的措施。

11. Grammar • Inversion 倒装 • 完全倒装（Full Inversion）:又称"全部倒装",是指将句子中的谓语全部置于主语之前。此结构通常只用于一般现在时和一般过去时。 　 • 部分倒装（Partial Inversion）:指将谓语的一部分如助动词或情态动词倒装至主语之前,而谓语动词无变化。如果句中的谓语没有助动词或情态动词，则需添加助动词do, does或did，并将其置于主语之前。 。

12. Grammar 1.only +状语或状语从句置于句首,句子用部分倒装。 examples: Only in this way can you solve this problem. • 只有用这种方法,你才可以解决这个问题。 Only after he had spoken out the word did he realize he had made a big mistake. • 只有当他已经说出那个字后才意识到自己犯了个大错误。

13. Grammar • 2. hardly,in no way,little,scarcely,seldom,never,no more, no longer,not, not only, no sooner, not only … (but also),not until… 等具有否定意义的词或词组位于句首,句子用部分倒装。 　　 • No sooner had I got home than it began to rain. • 我刚到家就下起了雨。 　　 • Seldom do I go to work by bus. • 我很少乘公共汽车上班。 　　 • Not until twelve o'clock did she go to bed last night . • 她昨晚十二点才上床睡觉。

14. Grammar • 3.某些副词开头的句子构成的完全倒装here、there、now、then、thus等副词开头的句子可构成完全倒装。条件是谓语动词是不及物动词，如arise、be、come、exist、go、follow等。需要注意的是，当主语是代词时，不能构成倒装。 　　 • Examples: • Here comes our headmaster。我们的校长来了。 　　 • Here it is. 在这里。 　　 • Here is your key. 这是你的钥匙。

15. Grammar Exercises: • Not until I began to work ____ how much time I had wasted. A. didn't I realize B. did I realize C. I didn't realize D. I realized 2. Only by practising a few hours every day ____ be able to master the language. A. you can B. can you C. you will D. will you 3. If you don't go， neither ____. A. shall I B. do I C. I do D. I shall 4. No sooner ____ to the station ____ the train left. A. had I got， when B. I had got， than C. had I got， than D. did I get， when 5. —— Your father is very strict with you. ____. He never lets off a single mistake of ours. A. So he is B. So is he C. He is so D. So does he

16. Writing -- fax 1 2 Find the corresponding name on p32 3 4 5 6 7 8 9