2014年秋九年级unit13SectionA3a-3c

1、Period 2 3a-3cSectionAUnit 13 Were trying to save the earth.Jason and Susan, what are your ideas for solving these problems?Role-play 2d.Well, to cut down air pollution, we should take the bus or subway instead of driving.Yeah, or ride a bike. There are other advantages of bike riding. Its good for

2、health and it doesnt cost anything. Great ideas! What about waste pollution?Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago.Me, too. Also, I never take wooden chopsticks or plastic forks when I buy takeaway food. I use the ones at home.And reme

3、mber to throw rubbish in the bins and keep public places clean and beautiful for everyone.So together, our actions can make a difference and lead to a better future!Translate these sentences into English.1. 甚至是河底都满是垃圾。甚至是河底都满是垃圾。2. 这个镇上的每个人都应该参与清扫。这个镇上的每个人都应该参与清扫。Even the bottom of the river was ful

4、l of rubbish.Everyone in this town should play a part in cleaning it up. 3. 骑自行车有其它的优点。骑自行车有其它的优点。4. 我买外卖食品从来不拿木筷子和塑料叉我买外卖食品从来不拿木筷子和塑料叉 子。子。There are other advantages of bike riding.I never take wooden chopsticks or plasticforks when I buy takeaway food. The earth is badly polluted.What should we do

5、 to save the earth?Lets take action (采取行动采取行动)Turn off the lights when you leave a room.Recycle books and paper. Take buses instead of driving cars.There are some animals are endangered. We should do something to protect the animals and the environment! The zoos provide homes for many endangered ani

6、mals. Have your heard ofor eaten the expensive dish?shark fin soup 鱼翅汤 n. (鱼鱼)鳍鳍Do you know how to make shark fin soup?catch and kill cruel method adj.残酷的残酷的 n. 方法方法cut off the finsCan sharks be endangered?A large number of sharks are caught and traded every year.Read the passage and answer the ques

7、tion What does the passage tell us to do?Help save the sharks!3aTask 1: Fast reading . Read the passage quickly and match each paragraph with the main ideas.Para 1 Something happens when people cut off sharks fins.Para 2 Environmental protect ion groups have donesomething to protect sharks.Para 3 Yo

8、u are killing a whole shark when you enjoy a bowl ofshark fin soup, Read the passage about sharks and complete the fact sheet below.3aSharks are endangered, read the passage and judge the sentences.Read the first paragraph1. Sharks fin（鱼鳍）（鱼鳍）soup is famous and expensive all around the world.2. We h

9、ave to kill a whole shark to get a bowl of sharks fin soup.Read the second paragraph1. People cut off sharks fins and throw the sharks back into the ocean.2. Sharks are in the bottom of the food chain in the oceans ecosystem.n. 生态系统生态系统食物链食物链Read the third paragraph1. Wild Aid and the WWF are enviro

10、nmental protection groups in China.2. Sharks fins are good for health.Where shark fin soup is popularNumber of sharks caughtand traded every yearHow much the numbers of some kinds of sharks have fallen in the last 20 to 30yearsTwo environmental groups which are against “finning”southern China70 mill

11、ionover 90 percent WildAid and the WWF1.What do people do when they catch sharks?2.What will happen to a shark without a fin?3.What do the two environmental protection groups ask the governments to do?4.Are shark fins good for health?They cut off their fins and throw the shark back into the ocean.Th

12、ey can no longer swim and slowly dies.To develop laws to stop the sale of shark fins.No scientific studies have shown.Careful readingRead and LearnSave the Sharks! Many have heard of shark fin soup. This famous and expensive dish is especially popular in southern China. But do you realize that youre

13、 killing a whole shark each time you enjoy a bowl of shark fin soup?听说过鱼翅汤中国南部 When people catch sharks, they cut off their fins and throw the shark back into the ocean. This is not only cruel, but also harmful to the environment. Without a fin, a shark can no longer swim and slowly dies. Sharks are

14、 at the top of the food chain in the oceans ecosystem. If their numbers drop too low, it will bring danger to all ocean life. Many believe that sharks can never been endangered because they are the strongest in their food chain. 割断，切下残忍的对有害的食物链海洋生态系统But in fact, around 70 million sharks are caught a

15、nd traded in this industry every year. The numbers of some kinds of sharks have fallen by 90 percent in the last 20 to 30 years.Environmental protection groups around the world, such as WildAid and the WWF, are teaching the public about finning. Then have even asked governments to develop laws to st

16、op the sale of shark fins. So far, no scientific studies have shown that shark fins are good for health, so why eat them? Help save the sharks! 行业环保小组野生救援协会世界自然基金会法律Where shark fin soup is popularNumber of sharks caught and traded every yearHow much the numbers of some kinds of sharks have fallen in

17、 the last 20 to 30 yearsTwo environmental groups against finningIn southern China70 millionBy over 90 percentWildAid and the WWFAfter readingLets do this to review the text ! Some people like to eat sharks fin soup, especially in _China. But getting the sharks fin is very _. When people catch sharks

18、, they _ _their fins and throw the sharks into the ocean. The shark slowly dies because it cant _ without the fin. And it is also _ to environment. Sharks are at the _ of the food chain. If the number of sharks drops too low, it will break the balance of nuture. Please say no to eating the shark fin

19、 soup, and take action to save the sharks! southern cruel cut off swim harmful topExplanation 1. When people catch sharks, they cut off their fins and throw the shark back into the ocean. 当人们捕获鲨鱼时，他们把鱼鳍割下来，并把鲨鱼扔回到海里。cut off: 割下短语辨析：cut up:切碎They cut it up and eat it with a fork. cut into:切成He cut th

20、e tomato into pieces.cut down the trees 砍倒 cut down air pollution减少1. A shark can no longer swim and slowly dies. 鲨鱼不能再游泳然后慢慢死掉。鲨鱼不能再游泳然后慢慢死掉。no longer“不再不再” Im no longer a student.=Im not a student any longer. He no longer lives here. = He doesnt live here any longer.2. This method is not only crue

21、l, but also harmful to the environment. 这种方法不但残忍而且对环境有害。这种方法不但残忍而且对环境有害。not onlybut also连接两个表示并列关系的成分连接两个表示并列关系的成分1.Not only Lucy but also Lily has been toChina.2. She not only plays the guitar well, but also writes his own music/lyric3.She can speak not only German but also French.4.Not only did he

22、 celebrate Christmas with the poor happily ,but also he gave presents to people in need. 。be harmful to 对对有害有害e.g. Smoking is harmful to the health. 吸烟有害健康。吸烟有害健康。 Playing computer games too much is harmful to students. 电脑游戏玩太多对学生有害。电脑游戏玩太多对学生有害。3. Sharks are at the top of the food chain in the ocea

23、ns ecosystem. 鲨鱼位于海洋生物系统食物链的顶部。鲨鱼位于海洋生物系统食物链的顶部。at the top of 在在最高地位最高地位; 用最高用最高最大最大的的(速度速度, 声音等声音等) e.g. I looked at the top of his head, his hair shiny and parted smoothly. 我看他的头顶我看他的头顶, 头发闪亮且平滑的分开。头发闪亮且平滑的分开。He shouted at the top of his voice in order that he might be heard.他尽力大声叫喊他尽力大声叫喊, 以便别人能听

24、见。以便别人能听见。4. If their numbers drop too low, it will bring danger to all ocean life. 如果它们的数目降至过低，会给所有如果它们的数目降至过低，会给所有 海洋生物带来危险。海洋生物带来危险。 此句复数形式的此句复数形式的numbers表达全海洋中鲨表达全海洋中鲨 鱼鱼的总量。当表示数值的高或低时，的总量。当表示数值的高或低时，number要用要用high或或low修饰。修饰。e.g. In that country, the number of children going to school is higher

25、in cities than in towns and village. 在那个国家，城市儿童入学人数比乡镇在那个国家，城市儿童入学人数比乡镇 及及农村要高。农村要高。常与常与number搭配的动词有搭配的动词有grow, fall等。等。e.g. The number of foreign players has risen.。5. Environment protection groups around the world, such as WildAid and the WWF, are teaching the public about “finning”. 世界各地的环境保护组织，如

26、野生救援协世界各地的环境保护组织，如野生救援协 会和世界自然基金会，都在教育公众有关会和世界自然基金会，都在教育公众有关 “猎翅猎翅”的行为。的行为。1) 句中句中fin本为名词，指本为名词，指 “鱼鳍鱼鳍”。此句中的。此句中的 finning由动词化的由动词化的fin（割鲨鱼鳍以获取（割鲨鱼鳍以获取 鱼翅）的鱼翅）的-ing形式转化而成，指课文中所形式转化而成，指课文中所 陈述的陈述的 “猎翅猎翅”这一行为。这一行为。2) WildAid和和WWF组织组织 WildAid（美国野生救援协会）是保护野生（美国野生救援协会）是保护野生动物及栖息地环境的一个非盈利性的机构，动物及栖息地环境的一个非

27、盈利性的机构，1999年注册成立，其宗旨是保护及救助世界年注册成立，其宗旨是保护及救助世界范围内的野生动物；范围内的野生动物；WWF（世界自然基金（世界自然基金会）英文全称为会）英文全称为World Wide Fund for Nature，成立于，成立于1961年，是享有国际盛誉，年，是享有国际盛誉，全球最大的独立性非政府环境保护组织之一。全球最大的独立性非政府环境保护组织之一。1. Many people do not realize they are killing a whole shark _they enjoy a bowl of sharks fin soup.2. Sharks

28、 are at the top of the food chain, _ if their numbersdrop, the oceans ecosystem will be in danger. Read the passage again and fill in the blanks with the words in the box. sowhenso although if but when 3b3.Many think that sharks are too strong to be endangered, _ they are wrong. 4._there are no scie

29、ntific studies to support this, a lot of people believe that shark fins are good for health. 5. Sharks may disappear one day _ we do not do something to stop the sale of shark fins. butAlthoughif I. 用方框中词的适当形式完成下面的句子。用方框中词的适当形式完成下面的句子。(1)I think its _ to make such a young boy work all day. (2)The po

30、or fisherman cant _ his childrens education. (3) I think the government must develop _ to protect environment. (4) Eating too much junk food is _ your health. (5) He can use different _ to work out the problem. method, cruel, harmful, afford, lawcruelaffordlawharmfulmethodII. 单项选择。单项选择。1. Are you go

31、ing to _ any of the events? Yes. Maybe long jump and high jump. A. take part inB. joinC. attend D. join in 2. I cant afford _ him an expensive birthday present. A. to buy B. buying C. for buyingD. buy 3. Remember to _ the lights when you leave the room. OK. I will. A. turn onB. turn downC. turn upD.

32、 turn off 4. The girl always has some money to _ snacks. A. spendB. pay forC. takeD. cost 5. Look! _ boys are playing on the playground. Yes. _ them is about 200. A. The number of; A number of B. The number of; The number of C. A number of; the number of D. A number of; A number of III. 根据汉语提示完成句子。根

33、据汉语提示完成句子。1. 我们必须采取行动来阻止他们。我们必须采取行动来阻止他们。 We must _ _ to stop them. 2. 我从没听说过这个人。我从没听说过这个人。 I have never _ _ such a man. 3. 我们乐意尽力帮你摆脱困境。我们乐意尽力帮你摆脱困境。 We are glad to do what we can do _ _ _.4. 到目前为止，我已经交了二十个朋友。到目前为止，我已经交了二十个朋友。 _ _, I have made twenty friends. 5. 实际上，她从没去过那儿。实际上，她从没去过那儿。 _ _, she ha

34、s never been there. In fact take actionheard ofto help outSo farGrammar FocusWere trying to save the earth.Prensent ProgressiveThe river used to be so cleanused toThe air is badly polluted.Passive voiceNo scientific studies have shown that shark fins are good for health.Present perfectWe should help

35、 save the sharks.Modal verbstake part in: 参加environmental projectturn off the lights: 关灯when you leave the roomuse reusable bags : 可重复使用的袋子when you are shoppingJoe: _you ever_(take)part in an environmental project?Ken: Yes, I have. I_(help)with a Clean-Up Day last year. It was _(consider)the biggest

36、 clean-up project this city_ever_(have). Have takenhelpedconsideredhas had参加Fill in the blanks with the correct forms of the verbs in brackets.4athinkcametryingwaittookJoe: How many people_(take)part?Ken: I_(think)more than 1,000 people_(come) to help out.Joe: Thats fantastic! I guess everyone in th

37、is city is_(try)to improve the environment. Ken: Yes, we cant afford to _(wait)any longer to take action!承担得起 People_think that big things_be done to save the earth. Many forget that saving the earth begins with small things. For example, you_ save electricity by turning off the lights when you leav

38、e a room. You_also use reusable bags instead of plastic bags. can would could have to should must may/mightmaymustcouldcould关掉可再次使用的Fill in the blanks with the appropriate modal verbs from the box.4bI think its a great idea that you now_pay for plastic bags in some stores. And instead of driving to

39、school or work, you_ride your bike or work. If its far, you_take the bus. All these small things_add up and become big things that_ improve the environment. Lets take actions now!have tocancanwouldshouldcan would could have to should must may/mightA: I think that everyone should use public transportat