八上Unit4Topic1Plantsandanimalsareimportantto

1、Unit 4 Topic 1 Plants and animals are important to us.（Section A）導(dǎo)學(xué)案 課型：新授 執(zhí)筆：毛凌霄 Student's name: Study aims：1. Learn some new words and phrases: sky ,clear ,beauty ,nature ,cow ,horse ,hen ,sheep ,goose ,thin .2. Learn Comparative and Superlative Degrees of Adjectives.3. 能用形容詞的比較等級(jí)簡(jiǎn)單對(duì)事物進(jìn)行比較。Imp

2、ortant and difficult points:Comparative and Superlative Degrees of Adjectives學(xué)習(xí)過程: 1、 Self-study and guidance (自學(xué).導(dǎo)學(xué))：Step 1.Review new wordsdog- dogs cat- pig- duck- rabbit- Cow- hen- horse- sheep- Goose- mouse- Step 2.Describe them with adjectivesThe dog is clever . The cat is .The pig is . The du

3、ck is .The rabbit is . The cow is .The hen is . The horse is .The sky is . The trees are .The water in the river is .The air is . The flowers are .二、Communication and cooperation (交流.協(xié)作)：Step 3.read 1a and 2a,finish the tasks below.1.write down the words after the example.quiet- - clear- - fresh- -

4、green- - tall- - short- - long- - young- - nice- - brave- - blue- - cute- - big- - fat- - thin- - hot- - lazy- - ugly- - noisy- - happy- - 2.Finish 1b and 2b in your books.3、 Demonstration and stimulation（展示.激勵(lì)）Step 4.形容詞的比較級(jí)和最高級(jí)1. 形容詞的比較級(jí)和最高級(jí)變化規(guī)則（一） 單音節(jié)詞和少數(shù)雙音節(jié)詞：A.直接在形容詞后加-er，-est. 如：clever- - cold-

5、 - B.以e結(jié)尾的加-r, -st. 如：fine- - wide- - C.重讀閉音節(jié)結(jié)尾的，雙寫最后一個(gè)輔音字母再加-er,-est. 如：wet- - D.輔音字母加y結(jié)尾的，變y為i再加-er,-est. 如：early- - 2. 不規(guī)則變化的形容詞 good/well- - bad/ill- - many/much- - little- - far- - 4、 Promotion and induction (深化.引領(lǐng))形容詞比較等級(jí)的運(yùn)用。1. 當(dāng)被比較的對(duì)象為兩個(gè)人或事物時(shí)，常用“比較級(jí)+than”結(jié)構(gòu)。如：李磊比湯姆高。 Li Lei is than Tom. =Tom

6、is Li Lei.2.當(dāng)被比較的對(duì)象為三個(gè)或三個(gè)以上的人或事物時(shí)，常用“the+最高級(jí)+比較范圍”結(jié)構(gòu)。常用含有in, of或among的介詞短語來表示比較的范圍。如：夏天是一年中最熱的季節(jié)。 Summer is season a year.3.有時(shí)，為了表示差異的程度，可以在比較級(jí)前用much, a little, a lot,even等修飾。如：她的頭發(fā)比我的短一點(diǎn)兒。Her hair is than . 飛機(jī)比火車快得多。The plane is the train.4. 形容詞結(jié)構(gòu)與最高級(jí)結(jié)構(gòu)可以互換，意思不變。如：他是班上最小的學(xué)生。He is student in his cla

7、ss. = He is student in his class.5、 Consolidation and extension (鞏固.拓展)Step6.Practice 1. 用所給詞的適當(dāng)形式完成句子。 (1) Kangkang has (many) books than me. (2) Which is the (big), the sun,the moon or the earth? (3) -How many (goose) are there in the river ? -Four. (4) One of the ( mouse) is eating a piece of bre

8、ad. (5) My room is smaller than (she) . 2.翻譯句子。 (1) 上海是中國(guó)最大的城市之一。 Shanghai is in China . (2) 武漢的天氣比隨州熱得多。 The wether in Wuhan is than in Suizhou. (3) 馬和牛哪個(gè)更壯？ Which is ,the horse the cow? (4) 貓抓老鼠嗎？ 是的。 cats ? Yes, . (5) 人民公園是這個(gè)城市里最大最干凈的公園。 Peoples park is in this city. 3. 按要求完成句子。 （1).Which color d

9、o you prefer,white or blue?(同義句) Which color do you ,white or blue? (2). Amy is thinner than Anna.(同義句) Anna is Amy. (3).I think cats are the cutest animals .(否定句) I cats the cutest animals. (4).Jim is the tallest student in his class.(同義句) Jim is than student in his class. (5)The air in the city is

10、 dirtier than that in the countryside.同義句 The air in the countryside is in the city. Step7.Sum upUnit 4 Topic 1 Plants and animals are important to us.（Section B）導(dǎo)學(xué)案 課型：新授 執(zhí)筆：毛凌霄 Student's name: Study aims：1. New words and phrases: above, joy, rose, share.with., snake, fox, insect, frog, living,

11、 feed, feed on 2.Learn Comparative and Superlative Degrees of Adjectives.3.能用形容詞的比較等級(jí)簡(jiǎn)單對(duì)事物進(jìn)行比較。Important and difficult points:Comparative and Superlative Degrees of Adjectives學(xué)習(xí)過程：1、 Self-study and guidance (自學(xué)導(dǎo)學(xué))：Step 1. Read 1a and finish 1b by yourselves.更喜歡：（1） （2） Eg: Which do you prefer, plant

12、s or animals? =Which do you , plants or animals?最喜歡：（1） (2) Eg: I like cats best. = Cats my animals.給我們歡樂：（1） （2） 更有趣： 最美的： 與-分享-，和-共用-： Eg: 我和妹妹住同一個(gè)房間。I a room my sister. 人類和動(dòng)物植物共同擁有這個(gè)地球。 the earth animals and plants. 二、Communication and cooperation (交流協(xié)作)：Step2 Pair work 三、Demonstration and stimul

13、ation (展示激勵(lì))Step3.Work alone 1.地球上有很多不同種類的生物。 There are many of on the earth. 2.狐貍以小動(dòng)物為食。 small animals. 3.將來我們的世界會(huì)是什么樣的？ What our world in the future?四、Promotion and induction (深化引領(lǐng))形容詞比較等級(jí)的變化（二） 多音節(jié)詞和少數(shù)雙音節(jié)詞在前面加more或most構(gòu)成比較級(jí)或最高級(jí)：E.g：beautiful- - dangerous- - friendly- - helpful- - 1. 我認(rèn)為蛇是世界上最危險(xiǎn)的動(dòng)

14、物。 I think snakes are animals in the world.2.看書比看電視有趣得多。Reading books is than watching TV.3.英語比數(shù)學(xué)有用。 English is than math. 五、Consolidation and extension (鞏固拓展)Step7.Practice 完成句子。 1.我喜歡集郵，因?yàn)樗芙o我?guī)須g樂和知識(shí)。 I like collecting stamps because it can and . 2.你愿意為我們唱首歌嗎？ Would you like to a song us? 3.動(dòng)物和植物對(duì)

15、我們都很重要。 animals plants are important us. 4.農(nóng)村的生活費(fèi)用比城市便宜得多。 The cost of living in the countryside is than in the city. 5.看上面的圖畫。在圖畫里的河上有一座橋。 Look at the picture .There is a bridge the river in it. Step8.Sum upUnit4 Topic1 Plants and animals are important to us.（Section C）導(dǎo)學(xué)案 課型：新授 執(zhí)筆：毛凌霄 Student'

16、s name: Study aims：1. New words and phrases: rainforest, cover, earth, surface, thousands of, dark, forest, control, climate, wood, rubber, protect, main, fact, in fact, make up, lake, sea, ocean, drop, on earth, hole, fill, fill.with., dig, deep.2.Learn Comparative and Superlative Degrees of Adject

17、ives.3.能用形容詞的比較等級(jí)簡(jiǎn)單對(duì)事物進(jìn)行比較。Important and difficult points:Comparative and Superlative Degrees of Adjectives學(xué)習(xí)過程：1、 Self-study and guidance (自學(xué) 導(dǎo)學(xué))：Step1 Read 1a and finish the tasks below. 1.Read and finish 1b. 2.Read again and answer the following questions. Are rainforest important to us? Are the

18、trees in the rainforest tall or short? Can we cut down(砍倒) the trees in the rainforest for wood?二、Communication and cooperation (交流 協(xié)作)：Step2.語言要點(diǎn) （1）6% 15% 100% （2）cover 覆蓋 a.用-蓋住- 他用報(bào)紙蓋住臉?biāo)恕?He his face a newspaper and fell asleep. b.被-覆蓋 一場(chǎng)大雪之后，地面被雪覆蓋。 After a heavy snow, the ground snow. （3） 千千

19、萬萬的- 表示不確定數(shù)目時(shí)，hundred,thousand等詞后面不但要加 ，還要用介詞 構(gòu)成固定詞組。成百上千的 成千上萬的 表示確定數(shù)目時(shí)，要在hundred,thousand前加一個(gè)具體數(shù)字，但后面不能加 ，也不需用 。兩百個(gè)學(xué)生 五千年 （4）over 30 meters over = ,意為： 這個(gè)學(xué)校里有一百多位老師。 There are in this school. (5) wood 木頭，木材，木料，木柴，不可數(shù)名詞。 桌子是用木頭做的。 The desk is made of . 樹林，林地，可數(shù)名詞。 樹林里的空氣很新鮮。 The air in the fresh. (

20、6) smaller and smaller “形容詞比較級(jí)+and+形容詞比較級(jí)”或“more and more +形容詞原級(jí)”意為“越來越-”。 Eg: 天氣越來越冷。The weather is getting . 我們的家鄉(xiāng)越來越美。Our hometown is becoming .Step 3.Group work三、Demonstration and stimulation (展示 激勵(lì))Step 4.Read and understand(1) make up ,常用于被動(dòng)語態(tài)中，be made up of., 這支足球隊(duì)由15名隊(duì)員組成。 The football team

21、15 members.(2) in fact . 事實(shí)上，沒有人知道他來自哪里。 ,no one where he comes.(3) without . 他什么也沒說就走了。 He left any words. 我昨天起床晚了所以沒吃早飯就去上學(xué)了。 I got up late yesterday ,so I went to school breakfast.四、Promotion and induction (深化 引領(lǐng))Step5 Work alone Number the sentences to form a passage about how to plant a tree. f

22、ill. with. 請(qǐng)把這個(gè)瓶子裝滿水。 Please this bottle water. 五、Consolidation and extension (鞏固 拓展)Step6.Practice 翻譯句子。 1.足球在中國(guó)越來越受歡迎。 Football is becoming in China.2.中國(guó)是一個(gè)有著五千多年歷史的偉大的國(guó)家。 China is a great country a long history of years. 3.每天有成千上萬的游客來參觀這個(gè)博物館。 come to visit this museum every day. 4.沒有水人類就無法生存。 can

23、t live .Step7.Sum upUnit4 Topic1 Plants and animals are important to us.（Section D）導(dǎo)學(xué)案 課型：新授 執(zhí)筆：毛凌霄 Student's name: Study aims：1. New words and phrases: wild, in danger, bear, wolf, southwest, bamboo, land, whale, kill, Chinese tiger, south, fur, bone 2.Learn Comparative and Superlative Degrees

24、of Adjectives.3.能用形容詞的比較等級(jí)簡(jiǎn)單對(duì)事物進(jìn)行比較。Important and difficult points:Comparative and Superlative Degrees of Adjectives學(xué)習(xí)過程：一、Self-study and guidance (自學(xué) 導(dǎo)學(xué))：Step1 復(fù)習(xí)形容詞的比較級(jí)和最高級(jí)的用法 1.Tony is the strongest of the three boys.(同義句) Tony is than boys. 2.Miko is the youngest girl in her class.(同義句) Miko is

25、than girl in her class. 3.Jim的籃球打得越來越好。 Jim plays basketball . 4.上海的天氣比北京好多了。 The weather in Shanghai is than in Beijing. 5.蛇是世界上最危險(xiǎn)的動(dòng)物之一。 Snake is animals in the world.二、Communication and cooperation (交流 協(xié)作)：Step2.Work alone Read the passage and find out why these animals are in danger.三、Demonstrat

26、ion and stimulation (展示 激勵(lì))Step3. 語言要點(diǎn) （1）less and less less 是 的比較級(jí),修飾不可數(shù)名詞。 生活在城市里的人們?cè)絹碓矫?，他們的空閑時(shí)間越來越少。 People living in the cities are ,they have free time. (2) in number the number of 大熊貓的數(shù)量正變得越來越少。 Pandas are becoming . The pandas is becoming . (3) in danger 保護(hù)處于危險(xiǎn)中的動(dòng)物是我們的責(zé)任。 Its our duty the ani

27、mals . (4) kill.for. 有些人為了鯨魚的皮膚和肉而殺死他們。 Some people the whales their skin and meat. 四、Promotion and induction (深化 引領(lǐng))Step4 Written work. Compare the countryside and the city.And then write a passage about them. You may begin like this: The air in the countryside is fresher than that in the city . 5、 Consolidation and extension (鞏固 拓展) 單項(xiàng)選擇。( ) 1.Birds are than insects. A.big B.biggest C.bigger D.the biggest( ) 2.Tigers feed small animals. A.