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1、Unit 7 Whats the highest mountain in the world第2課時(shí) Section A 3a-4c教學(xué)目標(biāo)一、知識(shí)與技能1. Master some important words and phrase.2. Improve the reading ability.3. 熟練掌握大數(shù)字的表達(dá)和比較級(jí)、最高級(jí)的應(yīng)用。二、過(guò)程與方法通過(guò)情景設(shè)計(jì)來(lái)激發(fā)學(xué)生的學(xué)習(xí)興趣，并培養(yǎng)學(xué)生自主學(xué)習(xí)和與他人合作的意識(shí)。三、情感態(tài)度與價(jià)值觀通多閱讀文章了解珠穆朗瑪峰，學(xué)習(xí)他們勇于克服困難的精神。教學(xué)重點(diǎn)1. Master some important words and phras

2、e.2. Improve the reading ability.3. 熟練掌握大數(shù)字的表達(dá)和比較級(jí)、最高級(jí)的應(yīng)用。教學(xué)難點(diǎn)熟練掌握大數(shù)字的表達(dá)和比較級(jí)、最高級(jí)的應(yīng)用。教法導(dǎo)航啟發(fā)式教學(xué)和討論法。 學(xué)法導(dǎo)航以學(xué)生為主體，調(diào)動(dòng)學(xué)生的積極性去主動(dòng)探求知識(shí)。教學(xué)準(zhǔn)備查找有關(guān)世界之最的自然地理知識(shí)并復(fù)習(xí)比較級(jí)和最高級(jí)的用法。教學(xué)過(guò)程 Step 1 GreetingsGreet the class as usual.Step2Lead inAsk the students to have a free discussion about the following questions：What sport

3、s do you like?Which of the following sports do you think is the most dangerous：swimming，tennis，Taiji，mountain climbing or basketball?The teacher continue asking：What might be the dangers of mountain climbing? 教師啟發(fā)學(xué)生說(shuō)出：freezing weather condition ; too many people; have to fight with dangerous animals

4、; hard to take in air; thick clouds ; hard to find the way home.（在此過(guò)程中，教師可以在討論中為學(xué)生掃清一些語(yǔ)言上的障礙）Step 3 3a-3cAsk the students to read the passage silently and finish the tasks in 3a.Read the passage again and find the dangers; then fill in the chart.Read the passage for a third time and answer the quest

5、ions. Check the answers and let the students read the passage aloud again.Step 4 Grammar Focus Write down a few numbers on the screen，and let the students say the following sentences：The basketball player is two meters tall.The river is only two meters deep/wide.The tree is two meters tall.The box i

6、s about two meters high/ wide / long.教師提問(wèn)who is the tallest in our class?引出最高級(jí)的表達(dá)，并引導(dǎo)學(xué)生用所學(xué)不同句式表達(dá)最高級(jí)的含義。引導(dǎo)學(xué)生說(shuō)出：Mike is the tallest in our class.Mike is taller than any other student in our class.No student in our class is as tall as Mike.學(xué)生利用上述結(jié)構(gòu)繼續(xù)訓(xùn)練。Then let the students read the sentences in Gramma

7、r Focus. Step 5 4a-4cGo through the sentences in 4a and then let then fill in the blanks by themselves (提醒學(xué)生關(guān)注形容詞的比較級(jí)和最高級(jí))學(xué)生仔細(xì)讀4b題目，明確題目要求在此過(guò)程中教師可適當(dāng)給予指導(dǎo)，如城市的面積、人口、歷史等，而動(dòng)物的比較，除了身高、體重以外，教師可引導(dǎo)學(xué)生考慮奔跑速度、外貌特征等Then let the students present their results.Encourage the students to write five sentences 然后在小組內(nèi)

8、進(jìn)行交流更正朗讀Step 6 HomeworkRead the sentences in 4a-4c課堂作業(yè)根據(jù)表格完成下列空格：QomolangmaMount HuangMount Tai8，8481，8641，545Mount Tai is high. Mount Huang is a little _ than Mount Tai.Qomolangma is _ of all.Mount Tai is not _ high _ Qomolangma. = Mount Tai is not _ than Qomolangma.Answers：higher，the highest，as/so

9、 as，higherSingaporeMalaysiaChina4，000，00020，000，0001300，000，0001. The population of Singapore is large.2. The population of Malaysia is much _ than that of Singapore.3. The population of China is _ of all.4. The population of Singapore is not _ large _ that of China.5. The population of Singapore is not _ than that of China.Answers：larger，the largest，as/so as，larger.教學(xué)反思本節(jié)課通過(guò)閱讀材料提高了學(xué)生的閱讀能力，同時(shí)又鞏固了所學(xué)的語(yǔ)言和詞匯，在課堂的其他幾個(gè)過(guò)程中，學(xué)生通過(guò)反復(fù)操練，熟練掌握了比較級(jí)和最高級(jí)的應(yīng)用，總之這是一節(jié)高效課。