九(下)unit15第二课时

1、Unit 15 Were trying to save the manatees! Section A (1a- grammar focus) Teaching and learning Goals:一、语言知识Key words and phrases: manatee, cheetah, chimpanzee, kangaroo, polar bear, gentle, furry, enormous, playful, noisy, aggressive, spotted; endangered animals, 50 feet long, used to do sth., try to

2、 do sth.Key expressions:Were trying to.There used to be.二、语言功能培养学生活用原始材料展开口语交际的能力，提高学生的表达能力。三、学习策略1. 通过学习有关动物词汇，了解一些即将灭绝动物的故事，展开口语交际。2. 运用所学的多种时态及句型进一步提高口语及书面表达能力。四、情感态度了解一些濒临灭绝的动物的生活习性和濒临灭绝的原因，教育学生应该如何保护环境。Teaching and learning steps:Step I. Pre-listening activities1. Preview一、英汉匹配（） （）1.濒临灭绝的动物 A.

3、 gentle chimpanzees 2.有毛皮的动物 B. enormous elephants3.生性好斗的北极熊 C. 50 feet long 4.庞大的大象 D. gray kangaroos5.长斑点的猎豹 E. aquatic feed 6.顽皮的猴子 F. endangered animals7.灰色袋鼠 G. playful monkeys8.温顺的猩猩 H. aggressive polar bears9.水生动物的饲料 I. spotted cheetahs10.五十英尺长 J. furry animals二、Look at P118P119, P138, put th

4、e following sentences into Chinese.1. They are called manatees._2.The cheetah is the fastest animal on earth._3. Were trying to save the manatees._4.In 1972, it was discovered that they were endangered._5.Since then, the government has passed laws to protect them._6.Some of the swamps have become po

5、lluted._【设计意图】让学生看课本提前预习所涉及的短语及句型，提前了解所学知识，做到心中有数，为听力练习打好基础。短语连线降低了让学生直接翻译的难度，可以两人一组就行英汉互译，之后在班级里进行翻译抢答，激发了学生的学习热情，效果较好。2.Warm up and lead in T: Do you like animals? Have you ever been to a zoo? What kind of animals can you see in it?S1: In the zoo of our city we can see tigers, lions and monkeys. S

6、2: I can see deer and sheep.S3: We can see some chickens, birds, camels and horses. .T: Now, look at these pictures. Have you ever seen them in our zoo?S: No, we havent.T: What do you know about them? Can you guess what animals they are?1. They look like cows, but they live in the water. polar bear2

7、. They are furry enough to keep out the cold. manatee They are all white and only live in the North Pole. 3. They are spotted and aggressive. They run fast. elephant4. They are enormous, have long trunks. pandaThey live in Africa and Southeast Asia. 5. They live only in China and eat bamboo. chimpan

8、zee6. They look like monkeys but bigger than monkeys. cheetahThey can imitate what people do. 【设计意图】本部分主要学习掌握动物的名称，并让学生初步学会怎样用所学的词句去描述动物，在幻灯片里呈现这些描述动物的句子和动物图片，因为图片和句子顺序已经打乱，所以需要学生根据句子和图片进行连线，大多数学生都能快速轻松的完成这个任务，回答问题的积极性提高，学习热情也很高，为之后的学习打好了基础。Step II. Listening1. Listen and find the general idea of 1b

9、.T: Next you will hear Ginny and Victor talking about the animals in the picture in 1a. Please listen. For the first time, get the main idea.They are talking about _.A. some animals in the zoo.B. how to get to the zoo.C. how to protect the animals.2. Listening for the specific ideas of 1b.(1)Listen

10、and circle the words in 1a that Victor and Ginny use to describe the animals.gentle furry enormous playful noisyshy aggressive gray fast spotted(2) Check the Ss answers.3. Listen and repeat the dialogue, then read by themselves. Let students play in role, act this dialogue in pairs.Boy: Hey, Ginny.

11、Whats that . animal in the pond?Girl: Its a polar bear, Victor. Theyre.Boy: Are they? Looks like they really love water.Girl: Uh-huh.Boy: And what do you call those big, gray things in the water?Girl: Theyre called.Boy: What?Girl: Manatees. Theyre.Girl: Theyre cheetahs. The cheetah is the fastest an

12、imal on earth.【设计意图】1b的听力原文相对来说较为简单，以小Flash的形式出现学生感兴趣，边听还能边看图看句子，所以以这样的形式让学生听完听力后跟读课文，学生学习热情很高涨，学生掌握好就能轻松的掌握对话，并且能够根据flash中的人物对话不自觉的去模仿，也和乐意去表演，因为学生程度毕竟参差不齐，可以适当给予提示，降低难度。4. Post-listening -Pair workT: We just now heard that manatees are gentle and very shy. I think different people are like differe

13、nt animals to some extent. And different animals have different characters. Please talk with your partners about what you are like.Sample dialogue :S1: I am like this animal because I am strong and live in the forest. S2: You are like a lion.S1: No. S2: You are like a tiger.S1: No. Because I dont ea

14、t meat.S2: You are like an elephant.S1: Yes. You are right.【设计意图】短小的对话练习，让学生以第一人称的形式去描述动物，使用学过的词句去造句，活学活用。可以通过图片提示学生。Step. Listening1. Listen and find the general idea of 2a.T: OK. We all know that manatees are gentle and very shy. They live in water and like eating vegetables. But do you want to kn

15、ow more about them? Lets listen to a dialogue and find out:What s the main idea of this dialogue？-Its about _.A. different characters of the animals.B. the information of the manatees.2. Listening for the specific ideas of 2a&2b.1) Listen to the tape, finish 2a &2b.2) Listen to the tape again, fill

16、in the blanks.Manatees are _ animals because there _ _ _a lot of them, but now there arent many of them. There are only _ in the US. In 1972, it was _ that they were endangered. _ _, the government has _ _ to protect them. Their favorite _ is the water under trees in _ _. Some of the swamps have bec

17、ome _. Also there isnt enough _. They are large. The average manatee is about _ feet long and _ about 1000pounds.They need about 100 pounds of _ _ a day.【设计意图】利用短文填空的形式，练习听写能力，也可根据短文进行听力原文的复述。3.Post-listening-Read and retell.Play the tape and ask the Ss to read 2a after the tape and prepare for rete

18、lling. Then retell the text.【设计意图】在课堂练习中发现学生有许多读音上的错误，所以让学生先跟录音跟读听力原文，可以更好的纠正学生的发音，然后再让学生以填空的形式复述原文，学生掌握情况更好些。Step IV. Summary：Inquiry into knowledge by translation.一、观察与思考1.小组合作翻译下面的句子，体会本课语法。Were trying to save the manatees.Manatees eat about 100 pounds of food a day.There used to be a lot of mana

19、tees.In 1972, it was discovered that they were endangered.Some of the swamps have become polluted.思考：通过以上句子，大家可以总结出哪些我们已经学习过的语法呢？小组讨论后希望大家能够完成以下表格。时 态谓语动词的形式 （do）一般现在时do / does现在进行时be (am / is / are) doing现在完成时have / has done一般过去时被动语态was / were done现在完成时被动语态have / has been doneExercise:Fill in the b

20、lanks with the right forms of the given words.1.） Every day my mother _(get) up early.2.）The dinosaur eggs _(discover) many years ago by scientists.3.）Listen! Some children _(sing) an English song over there.4.）In our hometown there used to _(be) many old trees.5.）My work _(not finish) yet. I cant g

21、o out to play with you.Keys:1.）gets 2.）were discovered 3.）are singing 4.）be 5.）hasnt been finished 中考链接【2011河南省】33. -Excuse me, where is Mr. Browns office?-Sorry, I dont know. I_ here for only a few days. A. work B. worked C. have worked D. will work答案：C考查动词时态及情景交际。句意：“。我在这儿才几天”。【2011广西南宁市】28. Trees

22、 _ every year to make our city greener. A. plant B. are planted C. were planted D. will be planted答案：B 【解析】被动语态的用法。根据句意“每年种很多树来使我们的城市更绿”，可知用被动语态，时间状语为every year，因此用一般现在时。故选B。2. There used to be a lot of manatees._观察：She used to have long hair. She is used to getting up early.Wood is used to make pap

23、er. 思考：used to do sth.表示_其他与used有关的短语：(1)被用来做某事_ =_(2)习惯于做某事_(3) 被作为.使用_(4)被.使用_请翻译下列句子：English is used as a foreign language in China. The car is used by my uncle. Keys：过去有很多海牛。过去常常；(1)be used to do sth.; be used for doing sth.(2)be used to doing sth.(3)be used as(4)be used by; 在中国英语被用作一门外语。/ 我的叔叔使

24、用这辆轿车。【设计意图】语法处理上主要还是采取让学生学会自己观察和思考，主动探究，小组合作也提高了学生的学习能力。随后及时练习巩固，效果也很好。中考链接能够更好的让学生体会中考习题。Step V. Exercises: the end-of- class test一、根据句意,用括号中所给单词的正确形式填空。1. I think every child should _ (educate) in a fair way.2. Teachers and parents are like _ (live) textbooks. They should behave in good ways all

25、the time. 3. This room is too small for us _ (live) in.4. He was surprised _ (see) me on the street yesterday.5. My sister urged me _ (go) shopping with her. 6. There used to _ (be) a lot of birds singing in the forest.7. You should try _ (study) hard in order to pass the exam.二、完成下列句子。1. 我们正竭力保护濒危动物。We re _ _ _ the endangered animals. 2. 猎豹跑得非常快。Ch