1、Unit 15 Were trying to save the manatees!Part 1: Teaching design (第一局部：教学设计)Structures: Review of structuresTarget language: I think that animals should not live in zoos. I disagree with you. I feel that zoos provide clean and safe places for endangered animals to live.Vocabulary: manatee, cheetah,
2、kangaroo, chimpanzee, recycle, aquatic, habitat, gentle, aggressive, playful, furry, gray, enormous, strong, spotted, underwater, mangrove, vegetation, swamp, save, environment, educate, public, politelyLearning strategies: Classifying, Listening for specific informationSection AGoals To review stru
3、ctures learned To listen and talk about animals ProceduresWarming up by learning about animalsAnimals are living things. Plants can make their own food orenergy from the light of the sun, but animals cant do this.Animals have to eat plants or other animals to get energy to live.Some animals eat only
4、 plants. We say that these animals are herbivores. Some animals eat onlymeat. We say that these animals are carnivores. Some animals eat both plants and meat. We say that these animals are omnivores. Plants cant move around, but most animals can move around. Animals are divided into groups.1a Lookin
5、g and describingOn page 118 in the picture you will see a zoo with animals and visitors. Now choose adjectives listed in the box to describe the six animals.African elephantsChimpanzeesKangaroosManateesCheetahsPolar bearsenormousnoisyplayfulgentle,shyspotted,fastFurry,aggressive1b Listening and circ
6、lingVictor and Ginny are talking about animals. They are describing them with many different words.Now listen to their talk and circle the words used in 1a to describe the animals.TapescriptBoy: Hey, Ginny. Whats that big, furry animal in the pondGirl: Its a polar bear, Victor. Theyre kind of aggres
7、sive.Boy: Are they Looks like they really love water.Girl: Uh-huh.Boy: And what do you call those big, gray things in the waterGirl: Theyre called manatees.Boy: WhatGirl: Manatees. Theyre very gentle and very shy.Girl: Theyre cheetahs. The cheetah is the fastest animal on earth1c Doing groupworkWe h
8、umans are animals, too. So we are like animals in some ways. Now in groups of four, you are going to think of an animal that is the same as you are in some ways. Then you are to describe the animal and the others are to guess its name.A: I am like this animal because I am strong and intelligent. I l
9、ike water, and I like to eat vegetables.B: Youre like an elephant. A: No. B: Youre like a manatee. A: Yes! A: I am like this animal because I am heavy and enormous. I like forests, and I like to go around the mountain.B: Youre like a chimpanzee. A: No.B: Youre like an elephant. A: Yes!A: I am like t
10、his animal because I like spotted clothing and I run the fastest in my school.B: Youre like a manatee. A: No.B: Youre like a cheetahs. A: Yes!2a Listening and matchingA boy is asking a man about animals he likes. TapescriptBoy: Can you tell us about the manatees, pleaseMan: Sure. Were trying to save
11、 them.Boy: Why Are they endangeredMan: Yes. There used to be a lot of manatees, but now there arent very many of them.Boy: Do you know how many there areMan: 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 pa
12、ssed laws to protect them.Boy: Where do they live Man: Their favorite habitat is the water under the trees in mangrove swamps.Boy: And why are they endangeredMan: Some of the swamps have become polluted. Also, there sometimes isnt enough food for all of them. As you can see, theyre large. The averag
13、e manatee is about ten feet long and weighs about 1, 000 pounds. They need about 100 pounds of aquatic feed a day.Boy: Aquatic feedMan: Oh, thats underwater plants and vegetation. Thats what they eat.Now listen to their talk and match the words with the definitions in the box on page 119. 1. endange
14、red b. there arent very many of them.2. mangrove swamps d. a place where trees grow in water3. habitat a. the place where something lives4. aquatic feed underwater plants and vegetation2b Listening and completingNext you are going to complete the chart on page 119 in the middle. Listen to the talk o
15、nce more for the necessary information.Kind of animalManateeNumber2,500 in the USHabitatthe water under the trees inmangrove swampsReason why they are endangeredSome of the swamps have become polluted. Also, there sometimes isnt enough food for all of them.descriptionThe average manatee is aboutten feet long and weighs about1, 000 pounds. They needabout 100 pounds of aquatic feed a day.In the end you are going to read the tapescript. While reading, you must try to blacken all the predicates, underline all the expressions and