選修6unit4period1

1、清鎮(zhèn)市衛(wèi)城中學(xué) 高 二年級(jí) 英語(yǔ) 教學(xué)設(shè)計(jì)課題名稱第 4單元 第 1 課時(shí) Vocabulary 科目英語(yǔ)年級(jí)高二班級(jí)高二（2、5）教學(xué)時(shí)間 執(zhí)教教師張燕課標(biāo)要求課標(biāo)要求學(xué)生在這個(gè)階段能“在交際中逐步做到語(yǔ)音、語(yǔ)調(diào)自然、得體和流暢；根據(jù)語(yǔ)音辨別和書(shū)寫(xiě)不太熟悉的單詞”這節(jié)課主要的任務(wù)就是訓(xùn)練學(xué)生能正確拼讀出本單元的生詞，并能根據(jù)讀音拼寫(xiě)出單詞，逐步訓(xùn)練他們建立起發(fā)音與拼寫(xiě)之間的聯(lián)系，并幫助他們拓展詞匯量學(xué)習(xí)者分析與教學(xué)環(huán)境分析學(xué)習(xí)者分析學(xué)生對(duì)詞匯的掌握有了一定的基礎(chǔ)。教學(xué)環(huán)境分析本單元詞匯貼近學(xué)生生活實(shí)際，屬于環(huán)境問(wèn)題。教學(xué)目標(biāo)1、知識(shí)與技能1.學(xué)生能夠準(zhǔn)確的讀單詞并能知道單詞在上下文

2、的確切含義.2.學(xué)生能夠拼寫(xiě)一些重要的單詞.3.根據(jù)上下文,學(xué)生能夠了解關(guān)鍵詞的正確形式并學(xué)會(huì)使用這些關(guān)鍵詞.2、過(guò)程與方法學(xué)生自己拼讀單詞的發(fā)音，利用構(gòu)詞法、反義詞、近義詞以及同形異義詞限量拓展詞匯量。學(xué)生小組內(nèi)糾錯(cuò)，互相檢查學(xué)案要求拓展的詞匯。學(xué)生班內(nèi)糾錯(cuò)，給出正確答案。3、情感態(tài)度與價(jià)值觀讓學(xué)生在自主合作輕松的狀態(tài)下記憶學(xué)習(xí)單詞教學(xué)重難點(diǎn)重點(diǎn)Pronunciation and spelling難點(diǎn)How to help students learn to use the new words in complete sentences教學(xué)資源磁帶、多媒體教學(xué)環(huán)節(jié)教師活動(dòng)學(xué)生活動(dòng)教

3、學(xué)效果導(dǎo)入新課Step1Greetings.( Slide 1)Greet the Ss as usual.Step1 Greetings. 師生互動(dòng)、探究新知Step 2 Pre-learning1. Scan the text below for these words and work out their meanings: environmentalist: line 1, people who are concerned with protecting the environment radiate: line 22,send out in all directions atmosp

4、heric concentration: line 35,the amount of such gases in the atmosphere release: line 33,allow to come out insignificant: line 43,too small or unimportant to consider or worry about consequence: line 44, something that happens as a result of a direct action or set of conditions Step 3 post-lear

5、ningSummaryAll scientists 1._ to the view that it is human activity that has caused the global warming. This activity is burning fossil fuels，to produce energy .As a result, a natural 2._called the “greenhouse effect” has 3._.Without this phenomenon，the earth would be about 4._cooler than it is. So,

6、 we need those gases. However, the global temperature will rise when we add huge 5._of extra carbon dioxide into the atmosphere. We know that the levels of carbon dioxide have 6._ greatly over the last 100 to 150 years. The attitude of scientists towards this rise Step2Pre- learningenvironmentalist:

7、 line 1, people who are concerned with protecting the environment radiate: line 22,send out in all directionsatmospheric concentration: line 35,the amount of such gases in the atmosphererelease: line 33,allow to come outinsignificant: line 43,too small or unimportant to consider or worry about conse

8、quence: line 44, something that happens as a result of a direct action or set of conditions.Step3 post-learningSummaryAll scientists 1._ to the view that it is human activity that has caused the global warming. This activity is burning fossil fuels，to produce energy .As a result, a natural 2._called the “greenhouse effect” has 3._.Without this phenomenon，the earth would be about 4._cooler than it is. So, we need those gases. However, the global temperature will rise