八年級(jí)下冊(cè)英語unit7課時(shí)5導(dǎo)案

1、新目標(biāo)八年級(jí)英語下冊(cè)教師用導(dǎo)案課題Unit 7Whats the highest mountain in the world?課時(shí)Section B （1a-1d） 課時(shí)5主備人齊衛(wèi)國(guó)復(fù)備人備注教學(xué)目標(biāo)1. 話題：熊貓和大象的比較2. 拓展比較句式：多倍數(shù)的表達(dá)3. 鞏固數(shù)字、事實(shí)的描述教學(xué)重點(diǎn)多倍數(shù)的表達(dá)：weigh/eat many times more than教學(xué)難點(diǎn)完整的事實(shí)描述，多倍數(shù)的比較應(yīng)用課前預(yù)習(xí)查閱熊貓和大象的資料，了解它們的體重，身高，飯量，壽命，等知識(shí)鏈接引入Favorite animals-to describe themto compare them學(xué)法指

2、導(dǎo)觀察與比較，模仿練習(xí)教學(xué)內(nèi)容與環(huán)節(jié)任務(wù)一：探究學(xué)習(xí)，合作交流1. 閱讀1a，對(duì)大象和熊貓進(jìn)行比較描述練習(xí)。1) 參看圖片數(shù)據(jù)，用簡(jiǎn)單句分別描述這兩種動(dòng)物，不做比較如:This elephant is 350 cm tall. The panda is 150 cm tall.2)閱讀下列句子，注意比較方式的不同表達(dá).This elephant is much taller than the panda. This elephant is 200 cm taller than the panda. This elephant is many times taller than the pand

3、a.3)這次我們練習(xí)使用“weigh”. 1.This elephant weighs many times more than the panda.2. This elephant weighs much more than the panda.試一試“eat” or 2.總結(jié)結(jié)構(gòu)： A+ be/v. +(much, a lot)-er than B. A+ be/v.+ many times + -er than BA+ be/v.+ 數(shù)詞+-er than B任務(wù)二：聽力訓(xùn)練1. 數(shù)字復(fù)習(xí)，正確讀出1b欄中的數(shù)字。（0.1讀作：zero point one）2. 聽錄

4、音完成1b.選出聽到的數(shù)字。3. 聽錄音，根據(jù)1c句子記錄相關(guān)信息，完成填空練習(xí)。語言點(diǎn)：. 1.At birth, a baby panda is aboutbirth v. 出生 at birth 出生時(shí)e.g. Mans nature at birth is good. 人之初，性本善。give birth to 生（孩子）；產(chǎn)生e.g. My aunt gave birth to a beautiful baby girl yesterday. 昨天我嬸嬸生下一個(gè)漂亮的小女孩2. A panda can live up to 20 to 30 years.(大熊貓最多能活20

5、到30年) up to 到達(dá)（數(shù)量，程度等）；不多于任務(wù)三:口語練習(xí)1.模仿1a 熊貓信息圖，結(jié)合聽力內(nèi)容，比較adult panda 和baby panda2.明確1d 題目要求，小組練習(xí)示范會(huì)話3.小組競(jìng)賽，根據(jù)已有的信息，輪流描述熊貓的特點(diǎn)，使用不同句式。教師出示一些幻燈片輔助數(shù)字，比較級(jí)學(xué)習(xí)課堂小結(jié)本節(jié)課我們通過聽力信息了解了大熊貓的相關(guān)情況；學(xué)習(xí)了比較兩動(dòng)物時(shí)如何描述高或矮多少厘米，重多少倍，比重得多，比重量少得多，比吃得多幾倍，少幾倍。你們掌握了多少？達(dá)標(biāo)測(cè)評(píng)一寫一寫，譯一譯。1. 重量是（v.）weigh 2.出生時(shí)at birth 3.成年的，成人 adult4.到達(dá)

6、（某數(shù)量，程度等），至多有，不多于up to5.熊貓寶寶baby panda6.大象高3.5米，重達(dá)5000千克。 The elephant is 350cm tall and weighs 5000 kilos. 7.成年熊貓要比熊貓幼仔重許多倍。 An adult panda weighs many times more than a baby panda.二根據(jù)句意及首字母提示完成單詞 1.The panda can stand on two legs. 2.If you weigh_ 90 kilos on the earth, how heavy are you on the moo

7、n ? 3.You are already an adult_ now because you are 25 years old. 4.At birth_, a baby panda is about 20 cm long. 5.Im going to sail across the Pacific_ Ocean.三單項(xiàng)選擇( B ) 1.If there is _ pollution, the air in our city will be _ dirtier .A. less; more B. more; much C. less; less( C )2._ birth, the baby

8、 panda is _ others.A. On; as twice as big as B. In; as big as twice C. At; twice as big as( A )3.My grandma is a happy and healthy woman and shell live _ 100 years old. A. up to B. to C. up( A )4.The worlds population is growing _ and there is _ land and water for growing rice. A. larger; less B. larger; fewer C. more; less板書設(shè)計(jì)Unit 7 section B（1a-1d）1.weigh/eat many times more than 2.200 cm taller/shorter than