2022年高中英語《Module 4 Sandstorms in Asia 第3課時》學案 外研版必修3

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1、2022年高中英語《Module 4 Sandstorms in Asia 第3課時》學案 外研版必修3 學習目標 1. 扎實掌握高頻詞匯的用法，提升綜合語言運用能力。 2. 自主學習，合作探究；學會分析與總結的方法并學以致用。 3.激情投入，惜時高效，體驗進步的快樂。 4.了解沙塵暴對環(huán)境的影響，喚起人們加強環(huán)保意識。 重點： 1.重點詞匯的學以致用。 2.掌握重點短語的用法。 課前預習 預習自測： 經典句式——再現(xiàn) 1．make＋賓語＋賓語補足語(it作形式賓語) The storms sometimes continue all day and tra

2、ffic moves very slowly because the thick dust makes_it_difficult_to_see(降低了能見度)． 2．can't help but不得不做 I ______________________ (不得不感到)very concerned. 3．if＋形容詞/副詞 The garbage is then taken away and，___________(如果可能的話)，recycled. get sb to do sth讓某人做某事 The “Green”movement tries to get_governm

3、ents_to_think_seriously_about(讓政府認真思考)the environment and how to look after it. 課內探究 質疑探究： 核心短語——點入線，基礎建 1. cut down砍倒；削減，縮小(尺寸、數(shù)量或數(shù)目)；駁倒 Firstly，when people cut down trees，generally they can only use the land for a year or two.(安徽卷) 首先，一般說來人們砍倒樹后，那地也就使用一兩年而已。 cut in 插嘴，打斷 cut ___________切斷；

4、中斷；隔絕 cut out___________ cut across走捷徑；抄近路穿過 cut ___________刺穿 ①I'm cut_out for gardening.我擅長園藝。 ②He felt almost___________during the long period in hospital.長時間住院他感到近乎與世隔絕。 2. take in包括；吸收；理解；欺騙 Alcohol is taken in more quickly when drunk with fruit juice. 同時飲用果汁酒，酒精吸收更快。 take back收回(諾言)；帶

5、回 take down拆掉；拉低(衣服)；寫下 take up占據(jù)；以后；繼續(xù) take on 呈現(xiàn)；雇用 take over接管；占領 take off脫掉；起飛；成功 ①Please ___________the story，Sir，for I'm eager to know what happened then. 先生，請繼續(xù)講那個故事，我很想知道后來發(fā)生了什么事。 ②She ___________ pletely with her story. 她用她的故事把我完全蒙蔽了。 3. give out放出；發(fā)出；宣稱；公布；發(fā)表；分發(fā)；用完；耗盡；精疲力竭 巧學助記

6、 ①Both the man and the horse gave_out after the long ride.趕了很長一段路后，人馬俱疲。 ②It was ___________ that the minister would visit our school.據(jù)說部長要來我們學校。 小貼士 (1)give out意為“分發(fā)；發(fā)表；放出”時是及物動詞短語。 (2)表示“用盡，用完”時，give out與run out是不及物動詞短語，主語常是物，不能用于被動語態(tài)；而use up，run out of是及物動詞短語，可用于被動語態(tài)。主語往往是人。 We used up th

7、e petrol. ＝Our petrol was used up. ＝We ran out of the petrol. ＝Our petrol ran out. ＝Our petrol gave out. 我們汽油耗光了。 4. 學情診斷 (1)介、副詞填空 ①The new tax rates e ___________ effect from April. ②It won’t be easy to put the plans ___________ effect. ③Modern farming methods can have a negative effe

8、ct ___________ the environment. ④We warned them，but ___________no effect. (2)Can you describe the effect that high technology has________your life? A．to B．for C．in D．on 歸納拓展 have an effect on對……有影響 e into effect生效；開始實施 bring/put...into effect使生效；實行，實施 take effect開始起作用，見效 to no eff

9、ect毫無效果；不起作用 in effect (＝in fact)實際上；在實施中 5. 雙語釋義 簡言之；總之；一句話(in a word，shortly speaking) 學情診斷 (1)同義詞語替換 To_put_it_in_a_nutshell，the show was a total disaster. To_put_it_simply/To_be_brief/In_brief/In_short/In_a_word (2)完成句子 ①___________，in Qianmen Street you can enjoy the Chinese lifestyl

10、e. 總之，在前門街你可以享受到中國式的生活方式。 ②___________，people in the south like rice. 總的來說，南方人喜歡大米。 當堂檢測： 1. Which do you think is more dangerous，an earthquake or a sandstorm? 你認為哪一種更危險，地震還是沙塵暴？ 句型公式：疑問詞＋do you think＋句子的其余部分,(陳述語序)學情診斷 (1)將下列句子合并 ①Who can answer the question？Do you think? →Who_do_you_thi

11、nk_can_answer_the_question? ②Where does he live？Do you know? →Do_you_know_where_he_lives? (2)Mum is ing.What present ________ for your birthday? A．you expect she has got B．you expect has she got C．do you expect she has got D．do you expect has she got 歸納拓展 (1)在句型“疑問詞＋do you think＋句子其余部分”中，do

12、 you think為插入語，其后的句子部分用陳述語序。用于該句式結構的動詞除think之外還有believe，suppose，suggest，expect，imagine等。 (2)do you know與疑問詞連用時，不能把疑問詞放到句首。 2. Sandstorms in China appear to have increased in recent years as a result of “desertification”. 因“荒漠化”越發(fā)嚴重，中國近年來發(fā)生沙塵暴的次數(shù)明顯增加了。 學情診斷 (1)用所給動詞的適當形式填空 ①The boy student

13、pretended ________________________________ (finish) his homework. ②I’m sorry _____________________ (keep) you waiting for such a long time. ③He is said _____________________ (study) abroad for many years. (2)People in developed countries are supposed ________ more healthy food before than what t

14、hey have today. A．to be had B．to have C．had D．to have had 歸納拓展 不定式的完成式表示不定式的動作或狀態(tài)在句子謂語動詞表示的動作或狀態(tài)之前發(fā)生，意為“已經做了某事”。 課后訓練 選詞填空 cut down；take in；in a nutshell；be caught in；look through；give out 1．Who will _____________a dirty pet like that? 2．We should _____________ chemical plants to protect our environment. 3．To put it _____________，the show was a total disaster. 4．Students were _____________ leaflets to everyone on the street. 5．_____________ the article and give me the general idea. 6．He_____________the heavy snow last night.