最新人教版2022九年级英语Unit13We're-trying-to-save-the-earth第2课时课件Section-A-(3a-3b)ppt

1、Unit13 Were trying to save the earth!第2课时课件Section A (3a-3b) - Read the passage about sharks and complete the fact sheet below.3aWhere shark fin soup is popularNumber of sharks caught and traded every yearhow much the numbers of some kinds of sharks have fallen in the last 20-30 yearsTwo environment

2、al groups against finning70 millionover 90 percentWildAid and the WWFPoints in Para 1hear of 听说shark fin soup 鱼翅汤in southern China= in the south of China 在中国南部地区each time 每当a bowl of 一碗Many have heard of shark fin soup. Thisfamous and expensive dish is especiallypopular in southern China. But do you

3、 realizethat youre killing a whole shark each timeyou enjoy a bowl of shark fin soup? Many have 听说 鱼翅汤. This famous and expensive dish is especially popular 在中国的南部地区. But do you realize that youre killing a whole shark 每当 you enjoy 一碗 shark fin soup?When people catch sharks, they cut off theirfins a

4、nd 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 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.Points

5、 in Para2cut off 切掉not onlybut also 不仅，而且be harmful to 对有害without a fin 没有了鳍no longer 不再at the top of 在的顶部the food chain 食物链in the oceans ecosystem 在海洋生态系统中danger 危险-dangerous 危险的 When people catch sharks, they 切掉 their fins and throw the shark back into the ocean. This is 不仅 cruel, 而且 对有害 the envir

6、onment. 没有了 a fin, a shark can 不再 swim and slowly dies. Sharks are 在食物链的顶部 in the oceans 生态系统. If their numbers drop too low, it will bring 危险to all ocean life. Many believe that sharks can never be endangered because they are the strongest in their food chain. But in fact, around 70 million sharks

7、are caught and traded in this industry every year. The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.Points in Para2endangered 濒临灭绝的in fact 实际上catch-caught-caughtindustry 工业，产业，行业fall-fell-fallen over 90 percent 超过百分之九十in the last 20 to 30 years 在过去的20到30年

8、里 （用现在完成时） Many believe that sharks can never be 濒临灭绝的 because they are the strongest in their food chain. But 实际上, around 70 million sharks are 捕捉 and traded in this 产业 every year. The numbers of some kinds of sharks have 在过去的20到30年下降了超过百分之九十. Environmental protection groups around the world, such

9、as WildAid and the WWF, are teaching the public about “finning”. They have even asked governments to develop laws to stop the sale of sharks fins. So far, no scientific studies have shown that sharks fins are good for health, so why eat them? Help save the sharks!Points in Para3environment-environme

10、ntal environmental protection groups 环保组织such as 例如develop laws to stop the sale of shark fins 完善法律来组织预鱼鳍的销售so far 到目前为止 （用现在完成时）scientific studies 科学研究show-showed-shown/showed 环境保护组织 around the world, 例如 WildAid and the WWF, are teaching the public about “finning”. They have even asked governments

11、完善法律来阻止鱼鳍的销售. 到目前为止, no 科学研究 have 表明 that sharks fins are good for health, so why eat them? Help save the sharks!Lets learn somelanguage pointsharmful 形容词，意为“有害的”。常构成短语be harmful to “对有害的”。Staying up often is harmful to your health. 经常熬夜对你的健康有害。【拓展】harm 名词，意为“害处”。常用构成短语do harm to “对有害”，相当于be harmful

12、 to. Too much smoking does harm to his health. = Too much smoking is harmful to his health. 吸烟过多对他的健康有害。改为同义句。Reading in the sun does harm to our eyes. Reading in the sun _ _ _ our eyes. is harmful to辨析：join, join in 和take part in tojoin加入组织，团体，党派等，有作为其中的一个成员的含义;后面也可以加表示人的名词，表示和某人一起参加某活动join in 加入一种

13、具体活动。take aprt in指参加会议或群众性活动等，着重说明句子主语参加该项活动并在活动中发挥作用。Will you join us in the discussion? 你参加我们的讨论吗？ She joined the Young Pioneers. 她加入了少先队。 Why didnt you join in the talk last night? 昨晚你为什么没参加座谈？Did you take part in the sports meet? 你参加运动会了吗？1. Have you _ a club? Yes, Im in a swimming club and I of

14、ten _ the swimming training. A. joined; take part in B. joined; join C. taken part in; join D. taken part in; join in 2. Were going for a picnic. Would you like to_ us? Why not? Lets go! A. attendB. join C. join inD. take part in afford是动词，意为“买得起,担负得起”，通常与can, could, be able to连用,多用于否定句中。They couldn

15、t afford $50 for a ticket. 他们拿不出50美元买一张票。 afford后面常跟带to的动词不定式。We cant afford to go abroad this summer. 今年夏天我们没有足够的钱出国。例句：Miss Taylor never wastes money on anything too expensive, even though she can _to. She has donated much of the money she saved to charities. A. affordB. allow C. remind D. pay1. M

16、any people do not realize they are killing a whole shark _they enjoy a bowl of sharks fin soup.2. Sharks 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. sowhen3bso althoughif but

17、 when Many think that sharks are too strong to be endangered, _ they are wrong. _there are no scientific 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 II. 单项

18、选择。1. Are you going 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 buyB. buyingC. for buyingD. buy 3. Remember to _ the lights when you leave the room. OK. I will. A. turn onB. turn downC. turn upD. 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