新人教版九年级全一册英语 Unit13 第2课时 教学课件

1、Unit 13 We are trying to save the earth!Section A (3a-3c)学习目标1.掌握重点生词、短语、句子。生词：cruel, industry, law, scientific, reusable短语：be harmful to, take part in, afford to do sth.,turn off, pay for, at the top of, take action句子：1. Were trying to save the earth! 2. But it used to be so clean! 2. 熟练运用现在进行时、use

2、d to do结构、被动语态以 及现在完成时。 3. 树立保护鲨鱼、尊重自然的意识。新课导入Free talkShare your passage about how to protect our environment.新课导入示例 Its our duty to protect the earth. In order to protect our environment, we should turn off the lights when we leave a room. Besides, wed better stop driving cars. We can go to school

3、 by bike or by bus. Last, it takes a long time for trees to grow up. So we should recycle books and paper. Our actions can make a difference. Lets do it together!新课导入What do you know about sharks? Tell us some information. 鲨鱼新课导入Do you think sharks can be endangered? Why?新课导入 Fast readingRead the pa

4、ssage and match the main idea with each paragraph.Talk about shark fin soup.Sharks are endangered now.Call on people against eating shark fins.Para. 3Para. 1Para. 2新课讲解 新课讲解Talk about shark fin soup.Sharks are endangered now.Call on people against eating shark fins.Para. 3Para. 1Para. 2新课讲解True (T)

5、or false (F). (Para. 2)Without a fin, a shark can no longer swim and dies. Sharks are at the top of the food chain in the oceans ecosystem.Around 50 million sharks are caught and traded in this industry every year. TTFTask 1Caregul readingT新课讲解4. The numbers of some kinds of sharks have fallen by mo

6、re than 90 percent in the last 20 to 30 years. True (T) or false (F). (Para. 3)1. WildAid and the WWF are environmental protection groups in Europe.TFTF新课讲解Listen to the passage about sharks and complete the factsheet below.Task 2Where shark fin soup is popularNumber of sharks caught and traded ever

7、y yearHow governments can help Two environmental groups against “finning”southern Chinaabout 70 milliondevelop laws to stop the sale of shark finsWildAid and the WWF新课讲解3b1. Many people do not realize they are killing a whole shark _ they enjoy a bowl of shark fin soup.2. Sharks are at the top of th

8、e food chain, _ if their numbers drop, the oceans ecosystem will be in danger.so although if but whenwhenTask 3Read the passage again and fill in the blanks with the words in the box.whenso新课讲解3. Many think that sharks are too strong to be endangered, _ they are wrong.4. _ there are no scientific st

9、udies 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.so although if but whenbutAlthoughif新课讲解残忍的有害的在顶端链条生态系统工业；行业野生救援协会世界自然基金会法律科学上的新课讲解Retell the passage according to the structure

10、below.新课讲解Language points1. hear of sb./sth.听说某人/某事的情况，表示间接听到。Lucy has never heard of her brother since he left.自从哥哥离开后，露西再也没有听到过他的消息。2. be harmful to对有害。相当于do harm to/be bad for。Eating too much fast food is harmful to our health.吃太多快餐对我们的健康有害。3. at the top of在顶部/顶端。反义短语为at the bottom of“在的底部”。He wa

11、s standing at the top of the stairs. 他站在楼梯顶端。当堂小练一、 根据句意及汉语提示填写单词1. No one is _（反对）him.2. Keeping the animals in the zoo is very _（残酷的）.3. _ （鲨鱼）are very smart animals.4. Our government has made _（法律）to stop driving after drinking.5. In our class, fifty _ （百分之）of students go to school by bike.against cruelSharks laws percent当堂小练二、根据句意，用括号中所给词的适当形式填空6. Hainan is in the _ (south) part of China.7. We all support his _ (science) research.8. This is an _(danger) animal. We should try to save it.9. Smoking is _(harm)to your health. You must give it up.10. At present th