九(下)unit15第二課時

1、Unit 15 Were trying to save the manatees! Section A (1a- grammar focus) Teaching and learning Goals:一、語言知識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、語言功能培養(yǎng)學(xué)生活用原始材料展開口語交際的能力，提高學(xué)生的表達(dá)能力。三、學(xué)習(xí)策略1. 通過學(xué)習(xí)有關(guān)動物詞匯，了解一些即將滅絕動物的故事，展開口語交際。2. 運用所學(xué)的多種時態(tài)及句型進(jìn)一步提高口語及書面表達(dá)能力。四、情感態(tài)度了解一些瀕臨滅絕的動物的生活習(xí)性和瀕臨滅絕的原因，教育學(xué)生應(yīng)該如何保護(hù)環(huán)境。Teaching and learning steps:Step I. Pre-listening activities1. Preview一、英漢匹配（） （）1.瀕臨滅絕的動物 A.

3、 gentle chimpanzees 2.有毛皮的動物 B. enormous elephants3.生性好斗的北極熊 C. 50 feet long 4.龐大的大象 D. gray kangaroos5.長斑點的獵豹 E. aquatic feed 6.頑皮的猴子 F. endangered animals7.灰色袋鼠 G. playful monkeys8.溫順的猩猩 H. aggressive polar bears9.水生動物的飼料 I. spotted cheetahs10.五十英尺長 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._【設(shè)計意圖】讓學(xué)生看課本提前預(yù)習(xí)所涉及的短語及句型，提前了解所學(xué)知識，做到心中有數(shù)，為聽力練習(xí)打好基礎(chǔ)。短語連線降低了讓學(xué)生直接翻譯的難度，可以兩人一組就行英漢互譯，之后在班級里進(jìn)行翻譯搶答，激發(fā)了學(xué)生的學(xué)習(xí)熱情，效果較好。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. 【設(shè)計意圖】本部分主要學(xué)習(xí)掌握動物的名稱，并讓學(xué)生初步學(xué)會怎樣用所學(xué)的詞句去描述動物，在幻燈片里呈現(xiàn)這些描述動物的句子和動物圖片，因為圖片和句子順序已經(jīng)打亂，所以需要學(xué)生根據(jù)句子和圖片進(jìn)行連線，大多數(shù)學(xué)生都能快速輕松的完成這個任務(wù)，回答問題的積極性提高，學(xué)習(xí)熱情也很高，為之后的學(xué)習(xí)打好了基礎(chǔ)。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.【設(shè)計意圖】1b的聽力原文相對來說較為簡單，以小Flash的形式出現(xiàn)學(xué)生感興趣，邊聽還能邊看圖看句子，所以以這樣的形式讓學(xué)生聽完聽力后跟讀課文，學(xué)生學(xué)習(xí)熱情很高漲，學(xué)生掌握好就能輕松的掌握對話，并且能夠根據(jù)flash中的人物對話不自覺的去模仿，也和樂意去表演，因為學(xué)生程度畢竟參差不齊，可以適當(dāng)給予提示，降低難度。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.【設(shè)計意圖】短小的對話練習(xí)，讓學(xué)生以第一人稱的形式去描述動物，使用學(xué)過的詞句去造句，活學(xué)活用?？梢酝ㄟ^圖片提示學(xué)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.【設(shè)計意圖】利用短文填空的形式，練習(xí)聽寫能力，也可根據(jù)短文進(jìn)行聽力原文的復(fù)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.【設(shè)計意圖】在課堂練習(xí)中發(fā)現(xiàn)學(xué)生有許多讀音上的錯誤，所以讓學(xué)生先跟錄音跟讀聽力原文，可以更好的糾正學(xué)生的發(fā)音，然后再讓學(xué)生以填空的形式復(fù)述原文，學(xué)生掌握情況更好些。Step IV. Summary：Inquiry into knowledge by translation.一、觀察與思考1.小組合作翻譯下面的句子，體會本課語法。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：通過以上句子，大家可以總結(jié)出哪些我們已經(jīng)學(xué)習(xí)過的語法呢？小組討論后希望大家能夠完成以下表格。時 態(tài)謂語動詞的形式 （do）一般現(xiàn)在時do / does現(xiàn)在進(jìn)行時be (am / is / are) doing現(xiàn)在完成時have / has done一般過去時被動語態(tài)was / were done現(xiàn)在完成時被動語態(tài)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 中考鏈接【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考查動詞時態(tài)及情景交際。句意：“。我在這兒才幾天”?！?011廣西南寧市】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】被動語態(tài)的用法。根據(jù)句意“每年種很多樹來使我們的城市更綠”，可知用被動語態(tài)，時間狀語為every year，因此用一般現(xiàn)在時。故選B。2. There used to be a lot of manatees._觀察：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_其他與used有關(guān)的短語：(1)被用來做某事_ =_(2)習(xí)慣于做某事_(3) 被作為.使用_(4)被.使用_請翻譯下列句子：English is used as a foreign language in China. The car is used by my uncle. Keys：過去有很多海牛。過去常常；(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; 在中國英語被用作一門外語。/ 我的叔叔使

24、用這輛轎車?！驹O(shè)計意圖】語法處理上主要還是采取讓學(xué)生學(xué)會自己觀察和思考，主動探究，小組合作也提高了學(xué)生的學(xué)習(xí)能力。隨后及時練習(xí)鞏固，效果也很好。中考鏈接能夠更好的讓學(xué)生體會中考習(xí)題。Step V. Exercises: the end-of- class test一、根據(jù)句意,用括號中所給單詞的正確形式填空。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. 我們正竭力保護(hù)瀕危動物。We re _ _ _ the endangered animals. 2. 獵豹跑得非?？臁h