【正文】 b. spend(s) some time / money on sb. spend(s) some time / money (in) doing 。 1) That new car ________ them lots of money. 2) Mona __________ 50 yuan on the books just now. 3) It usually _______ me an hour to do my homework. 4) You should __________ some time practising your pronunciation. 5) My brother _______ 6, 000 yuan for the new puter yesterday. Keys cost spent takes spend paid 3. So together, our actions can make a difference and lead to a better future! make a difference (to…) 表示 (對 ……) 產(chǎn)生影響或作用 . Do you think his words would make any difference to the final decision? 你認(rèn)為他的話會(huì)對最后的決定產(chǎn)生影響嗎？ The new teacher always encourages little Tom. This has made a big difference to him. 新來的老師總是鼓勵(lì)小湯姆，這對他影響很大。 ③ 騎自行車有其它的優(yōu)點(diǎn)。 no longer 意思是 “不再 ” . I’m no longer a student. 我不再是個(gè)學(xué)生了。 (一個(gè)時(shí)間以前他住在這兒，過了這個(gè)時(shí)間，他就離開 了。 not only…but also… 用于連接兩個(gè)表示并列關(guān)系的成分，著重強(qiáng)調(diào)后者，其意為 “不僅 … … 而且 ……”。 若連接兩個(gè)成分作主語，其謂語通常與靠近的主語保持一致。 be harmful to 對 … 有害 . Smoking is harmful to the health. 吸煙有損健康。 用最高 [最大 ]的 (速度 , 聲音等 ) . I looked at the top of his head, his hair shiny and parted smoothly. 我看他的頭頂 , 頭發(fā)光亮 , 分得平滑。當(dāng)表示數(shù)值的高或低時(shí)， number要用high 或 low 修飾。 5. Environment protection groups around the world, such as WildAid and the WWF, are teaching the public about “finning”. 世界各地的環(huán)境保護(hù)組織，如野生救援協(xié)會(huì)和世界自然基金會(huì)，都在教育公眾有關(guān) “獵翅 ”的行為。 VII. Homework Write 5 measures to protect the environment. Section A 3 (Grammar Focus4c) I. Revision 1. Check if you know these phrases. ① 不同種類的污染 ② 河底 ③ 把垃圾扔到河里 ④ 在 … 中起作用 ⑤ 在中國南部 ⑥ 對 …… 有害 ⑦ 在 …… 頂部 ⑧ 海洋生態(tài)系統(tǒng) 2. Translate these sentences into English. ① 甚至是河底都滿是垃圾。 II. Grammar Focus Pay attention to the sentences. 1) We’re trying to save the earth. 2) The river used to be so clean. 3) The air is badly polluted. 4) No scientific studies have shown that shark fins are good for health. 5) We should help save the sharks. 1. 現(xiàn)在進(jìn)行時(shí) : Present Progressive 定義：表示說話時(shí)（瞬間）正在進(jìn)行的動(dòng)作，也表示目前或現(xiàn)階段一直進(jìn)行的動(dòng)作。 結(jié)構(gòu)： be + 過去分詞 . A new school was built last year. Our classroom is cleaned every day. 4. 現(xiàn)在完成時(shí) : Present Perfect 定義：表示動(dòng)作已經(jīng)完成 , 但對現(xiàn)在造成影響 。 2) 情態(tài)動(dòng)詞無人稱和數(shù)的變化 , 后接動(dòng)詞原形。 turn off the lights when you leave a room。 recycle books and paper … 4. Discussion. A: I think that everyone should use public transportation. B: I disagree. It’s difficult for parents with young children to use public transportation… IV. Language points 1. We can’t afford to wait any longer to take action! afford v. 承擔(dān)得起；提供 , 給予 afford to do sth. (常與 can, be ble to 連用 ) 買得起；有足夠的 …… . We can’t afford to pay such a price. 我們付不起這個(gè)價(jià)錢。 Stop riding in cars。 especially old jeans bags Wang Tao iron (n. 鐵 ) and other materials from old cars beautiful art pieces (3) Read paragraph 2 and answer the questions. ① Did she win an award? What was it from? ② Where did her windows and doors e from? ③ What does the sentence “she lives in a house in the UK that she built herself out of rubbish” mean? Keys: Yes, she did. It was from the Help Save Our Pla Society. They came from old buildings around her town that were pulled down. 她住在英國，房子是她自己用廢棄物建造而成。 3) 浪費(fèi) (時(shí)間、金錢等 )亂花 (錢等 ) . It will be time and money thrown away. 這將是浪費(fèi)時(shí)間和金錢。 4. The top of the house is an old boat turned upside down. turned upside down 意為 “被翻轉(zhuǎn)過來的；被顛倒過來的 ”，做后置定語修飾 boat。 be made of 常常表示原材料未發(fā)生化學(xué)變化，從成品中仍可看出原材料；而 be made from常常表示原材料經(jīng)過化學(xué)變化，從成品中看不出原材料。 He is known to the police as a thief. 對警察來說是一個(gè)小偷。例如： Not only did my aunt teach at school, but (also) she wrote articles for newspapers. 我阿姨不僅在學(xué)校教書而且還給報(bào)紙寫稿。 set up。 creativity inspire – inspiration 1. Rethink, Reuse, Recycle ! re是最常用的前綴之一。 例如： rethink（再思考） reuse（再運(yùn)用） restart（重新開始） recycle （再利用） 3)表示 “相反 ”、 “反對 ”的意思。 例如： uneconomic 不經(jīng)濟(jì)的 unfortable 不舒服的 unending 無盡的 unfortunate 不幸的 unusual 不平常的 unkind 不仁慈的 unbind 解開，釋放 uncover 揭開 …… 的蓋子 unearth 由地下掘出 unbutton 解開鈕扣 3. Nothing is a waste if you have a creative mind. ive 是形容詞后綴 一般表示有 ......的 create ﹢ ive = creative 4. Amy recently won a prize from the Help Save Our Pla Society. recent ﹢ ly = recently 形容詞加 ly 變副詞 5. Amy is an inspiration ( ) to us all. 后綴 tion 附在動(dòng)詞后面構(gòu)成名詞 1)當(dāng)單詞最后是 t, d, te, de 時(shí)，變名詞加 tion 或者 ation, ition； 2)當(dāng)單詞最后是元音字母時(shí)，變名詞加 sion 等。 protect ﹢ ion = protection VIII. Discussion 2e Make a list of things that need to be done to save the environment. Which things can be done by mon people every day? Which things have to be done by governments and anizations? Discuss these with your group. Keys: Things which can be done by people every day: ? take your own bags when you go shopping ? spend less time in the shower ? turn off the lights when you leave a room ? take public transport rather than drive ? avoid using air conditioners Things which have to be done by governments and anizations: ? educate the public ? ensure that factories get rid of waste in a responsible way ? preserve the forests ? preserve endangered species ? not allow activities that seriously endanger the environment IX. Homework Survey the students in our class. Then take a class vote. Do you… Names recycle paper? turn off lights in the house? … Section B 2 (3aSelf Check) I. Revision (1) Write down these phrases. 停止乘小汽車 回收紙 用紙巾 好好利用 用垃圾建造房 倒置 經(jīng)營小生意 回復(fù)，歸還 舊玻璃瓶 拆下 一個(gè)有創(chuàng)意的大腦 開一個(gè)小店 更受歡迎的作品 給他人帶來歡樂 (2) Talk about 2b with your partner. II. Presentation (1) What should we do to save the earth? Turn off the lights when we leave a room. Take our own bags when shopping. Ride a bike. Recycle paper. Don’t use paper napkins. (2)