9年级15单元SectionA(1).ppt

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1、 15Section AWords & Expressions manatee furry enormous playful aggressive gray spotted kangaroo海牛海牛毛皮的；似毛皮的毛皮的；似毛皮的巨大的；庞大的巨大的；庞大的好玩的；有趣的好玩的；有趣的侵犯的；挑衅的侵犯的；挑衅的灰色（的）灰色（的）有斑点的；有点子的有斑点的；有点子的袋鼠袋鼠Words & Expressions chimpanzee cheetah mangrove swamp habitat aquatic underwater vegetation黑猩猩黑猩猩猎豹猎豹红树；红树林红树；红

2、树林沼泽；沼泽地沼泽；沼泽地栖息地栖息地水生的；水栖的水生的；水栖的在水下的的；在水中的在水下的的；在水中的草木；草木；(总称总称) 植物植物Words & Expressions weigh pound discover polluted present progressive present simple infinitive passive称；称称；称重量重量磅磅发现；发觉发现；发觉被污染的被污染的现在进行时现在进行时一般现在时一般现在时动词原形；不定式动词原形；不定式被动语态被动语态Lets go to the zoo.What animals can you see in the z

3、oo? Write these words in the below.1a1aName:Description:gray gentle enormousfurry brownaggressiveName:Descriptiongentlefurrywhite and blackaggressivefastplayfulfurrynoisyI am like this animal because I am strong and intelligent. I like water, and I like to eat vegetables.Can you guess?A manatee.1b1b

4、aggressive; gentle; shy; furry; gray; fast; spottedListen and circle the words in activity that Victor and Ginny use to describe the animals.1a1aVictor: Hey, Ginny. Whats that big, furry animal in the pond? Ginny: Its a polar bear, Victor. Theyre kind of aggressive. Victor: Are they? Looks like they

5、 really love water.Ginny: Uh-huh.Victor: And what do you call those big, gray things in the water?Ginny: Theyre called manatees. Victor: What?Ginny: Manatees. Theyre very gentle and very shy.Victor: Oh. And how about the yellow and black spotted animals in that cage?Ginny: Theyre cheetahs. The cheet

6、ah is the fastest animal on earth.GroupworkGroupwork1c1cI am like this animal because I am strong and intelligent. I like water and I like to eat vegetables.Youre like an elephant. No.Youre like aManatee.Yes.2a2aListen and match the words with definitions.1. Endangered a. the place where something l

7、ives.2. mangrove swamps b. there arent very many of them.3. habitat c. underwater plants and vegetation 4. aquatic feed d. a place where trees grow in waterKind of animalmanateeNumbersHabitatReason why they are endangeredDescriptionListen and complete the chart.2500 in the U.S.the water under the tr

8、ees in mangrove swamps.swamps being polluted.not enough food.10 feet long,1000 pounds heavy2b2b How big are manatees?Theyre about 10 feet long and they weight about 1,000 pounds.DialogueDialogue:Boy: Can you tell us about the manatees, please? Man: Sure. Were trying to save them.Boy: Why? Are they e

9、ndangered? Man: Yes. There used to be a lot of manatees, but now there arent very many of them. Boy: Do you know how many there are? Man: At this point, there are only about 2, 500 in the U.S. In 1927, it was discovered that they were endangered. Since then, the government has passed laws to protect

10、 them. Boy: Where do they live? Man: Their favorite habitat is the water under the trees in mangrove swamps. Boy: And why are they endangered? Man: Some of the swamps have become polluted. Also, there sometimes isnt enough food for all of them. As you can see, theyre large. The average manatee is ab

11、out ten feet long and weighs about 1, 000 pounds. They need about 100 pounds of aquatic feed a day. Boy: Aquatic feed? Man: Oh, thats underwater plants and vegetation. Thats what they eat. A: 1_?B: Ive just been to the natural museum.A: 2_?B: We saw a lot of endangered animals, like manatees, pandas

12、, chimpanzees (黑猩黑猩猩猩)and so on.A: 4_?Where have you beenWhat did you seeWhyB: Because people have done something bad to them and theyre dying out.A: Thats a really bad thing. But 5_?B: Yes, I think we can do something to help. We can tell people how important these animals are.A: I agree with you.C

13、an we do something to helpExplanationExplanationExplanationExplanation1. I am like this animal because I am strong and intelligent. Be like=look like=be similar to 像，看起来像。像，看起来像。如：如： 他像他的父亲。他像他的父亲。 He is like his father.= He looks like his father.= He is similar to his father. 这里的这里的like作介词，意思为作介词，意

14、思为“像像”，like 还可做动词用，表示还可做动词用，表示“喜欢喜欢”，like（doing）sth. 喜欢做某事。喜欢做某事。如：如：He likes his father very much.他很喜欢他的父亲。他很喜欢他的父亲。Mary likes playing volleyball.玛丽喜欢打排球。玛丽喜欢打排球。2. How big are manatees? 海牛有多大？海牛有多大？ How big. 询问体重。以询问体重。以 how 组合的疑组合的疑 问词组有很多，如：问词组有很多，如： how old 询问年龄询问年龄 how often 询问频率询问频率 how long

15、询问动作持续的长短询问动作持续的长短 how much 询问质量或者价钱询问质量或者价钱 how far 询问距离询问距离 how many 询问数量询问数量 how soon 询问过多久询问过多久3. they weigh about 1,000 pounds, 他们大约重他们大约重1000磅。磅。 weigh 称称重量，测重量，测重量。如：重量。如： He weighed the stone in his hand. 他用手掂了掂这块石头的重量。他用手掂了掂这块石头的重量。 The piece of meat weighs four pounds. 这块肉重四磅。这块肉重四磅。 weigh

16、t 还可用做名词，重量。还可用做名词，重量。 如：如：What is your weight？ 你的体重是多少？你的体重是多少？4. Were trying to save the manatees. 我们正在竭尽全力拯救海牛我们正在竭尽全力拯救海牛. Try to do =try ones best to do 努力去做某事。努力去做某事。如：如： Every student should try to study hard in order to study in a university. 为了进入大学学习，每个学生都应该为了进入大学学习，每个学生都应该 努力学习。努力学习。Transl

17、ation1. 今天比昨天热得多。今天比昨天热得多。2. 让我们去游泳吧。让我们去游泳吧。3. 这些照片是去年在北京拍的。这些照片是去年在北京拍的。4. 我想我能与这些孩子相处得很好。我想我能与这些孩子相处得很好。英译汉。英译汉。Its much hotter today than yesterday.Lets go swimming.These photos were taken in Beijing last year.I think I can get on very well with these children. Grammar FocusReview1. Were trying

18、to save the manatees.2. Manatees eat about 100 pounds of food a day.3. In 1972, it was discovered that they were endangered.4. Some of the swamps have become polluted. 5. There used to be a lot of manatees.现在进行时现在进行时一般现在时一般现在时used to+不定式不定式被动语态被动语态现在完成时现在完成时Go to Internet and find out some informati

19、on about some rare animals. 濒危动物是指所有由于物种自身的原因或濒危动物是指所有由于物种自身的原因或受到人类活动或自然灾害的影响，而有灭绝危受到人类活动或自然灾害的影响，而有灭绝危险的野生动物物种。从广义上讲，濒危动物泛险的野生动物物种。从广义上讲，濒危动物泛指珍贵、濒危或稀有的野生动物。从野生动物指珍贵、濒危或稀有的野生动物。从野生动物管理学角度讲，濒危动物是指管理学角度讲，濒危动物是指濒危野生动植濒危野生动植物种国际贸易公约物种国际贸易公约附录所列动物，以及国家附录所列动物，以及国家和地方重点保护的野生动物。和地方重点保护的野生动物。什么叫濒危动物什么叫濒危动物

20、? 濒危动物具有绝对性和相对性。绝对性是指濒濒危动物具有绝对性和相对性。绝对性是指濒危动物在相当长的一个时期内野生种群数量较危动物在相当长的一个时期内野生种群数量较少，存在灭绝的危险。相对性是指某些濒危动少，存在灭绝的危险。相对性是指某些濒危动物野生种群的绝对数量并不太少，但相对于同物野生种群的绝对数量并不太少，但相对于同一类别的其他动物物种来说却很少；或者某些一类别的其他动物物种来说却很少；或者某些濒危动物虽然在局部地区的野生种群数量很多，濒危动物虽然在局部地区的野生种群数量很多，但在整个分布区内的野生种群数量却很少。但在整个分布区内的野生种群数量却很少。 我国是濒危动物分布大国。据不完全统

21、计，我国是濒危动物分布大国。据不完全统计，仅列入仅列入濒危野生动植物种国际贸易公约濒危野生动植物种国际贸易公约附录附录的原产于中国的濒危动物有的原产于中国的濒危动物有120多种多种 (指原产地在指原产地在中国的物种中国的物种)，列入，列入国家重点保护野生动物名录国家重点保护野生动物名录的有的有257种，列入种，列入中国濒危动物红皮书中国濒危动物红皮书的鸟类、的鸟类、两栖爬行类和鱼类有两栖爬行类和鱼类有400种，种，我国有多少种濒危动物我国有多少种濒危动物?列入各省、自治区、直辖市重点保护野生动物列入各省、自治区、直辖市重点保护野生动物名录的还有成百上千种。随着经济的持续快速名录的还有成百上千种。随着经济的持续快速发展和生态环境的日益恶化，我国的濒危动物发展和生态环境的日益恶化，我国的濒危动物种类还会增加。种类还会增加。 改革开放以来，我国进口了不改革开放以来，我国进口了不少动物，如湾鳄、暹罗鳄、食蟹猴、黑猩猩、少动物，如湾鳄、暹罗鳄、食蟹猴、黑猩猩、非洲象等。至于我国究竟有多少种濒危动物很非洲象等。至于我国究竟有多少种濒危动物很难说清。但可以肯定，如果包括无脊椎动物的难说清。但可以肯定，如果包括无脊椎动物的话，至少有话，至少有1000种。种。