高二新人教版英语选修7课件 UNIT 3 UNDER THE SEA 第4课时 USING LANGUAGE.ppt

1、.重点单词根据所给词性和汉语意思写出单词，并进行适当拓展。1_(vi.)思考；(vt.)映射_(n.)反映2_(adj.)意识到的，知道的_(n.)意识3 _(adj.)狭 窄 的；有 限 的；狭 隘 的_(反义词)4 _(adj.)锐 利 的；锋 利 的；敏 捷 的_(vt.)使锋利5_(adj.)好吃的；可口的_(v.)品尝，尝起来6_(vi.)受惊吓；(vt.)恐吓_(adj.)害怕的7 _(adj.)浅 的；肤 浅 的；浅 显 的_(反义词)8_(n.)养老金；退休金_(n.)领取养老金者答 案：1.reflect;reflection2.aware;awareness3.narrow

2、;wide4.sharp;sharpen5.tasty;taste6.scare;scared7.shallow;deep8.pension;pensioner.重点短语1be/become aware_ 对知道、明白；意识到2_down 上下翻转3get close_ 接近4(be)scared_death 吓得要死答案：1.of2.upside3.to4.to1reflect v.1)vt.反射光，映，照，响，映出(形象)；带来，使蒙受，招致(on,upon)The pavement reflects heat on a hot day.在热天里，人行道反射热气。A mirror refl

3、ects a picture of you when you look in it.当你照镜子时，镜子会映出你的形象。Many newspapers reflect the opinions of the children.许多报纸都反映了儿童们的看法。The results reflected the greatest credit upon him.这些成绩给他带来了最大的荣誉。2)vi.反映，反射，映出；思考，沉思，反省(on,upon)The childs bad behavior reflects on his home training.这孩子的坏行为归咎于家教不严。He had

4、time to reflect on his successes and failures.他有时间反思他的成功和失败。知识拓展reflection n.反射，映象，倒影，反省，沉思，反映He is simply a reflection of his father.他极像他的父亲。This is a reflection upon your honor.这有损你的名誉。知识运用(1)(2010湖北28)Just as the clothes a person wears,the food he eats and the friends with whom he spends his time

5、,his house_his personality.AresemblesBstrengthens Creflects Dshapes答案：C本题题意：就像一个人所穿戴的衣服，所食用的食物，以及花时间所交往的朋友一样，他所居住的房屋也能反映一个人的个性。reflect表示“显示，表明，表达(事物的自然属性或人们的态度、情感等)”。(2)The heat_from the white sand formed a mirage.AreflectedBreflectingCto reflect Dhave reflected答案：A分析该句可知，空白处应是定语，又因为the heat与reflect

6、之间构成逻辑上的动宾关系，因此要用过去分词作定语。2aware adj.知道的，意识到的He wasnt aware of the danger.他没有意识到危险。Is she aware that Im coming?她知道我要来吗？知识拓展(1)be aware of sth.意识到某事(2)be aware thatclause 知道；意识到(3)be aware whclause 知道；体会到(4)make sb.aware that.提醒某人注意(5)make sb.aware of.让某人注意到知识运用(1)(2010年3月青岛市高三教学质量统一检测)The public_of t

7、he environmental problem will make the government take it seriously.Aawareness BrevolutionCexistence Devidence答案：A本题题意：公众的环保意识将会使政府认真对待这件事。awareness表示“认识，意识，了解”。(2)完成句子大多数吸烟者完全知道吸烟的危害。Most smokers are perfectly_ _ the dangers of smoking.我察觉出她在发抖。I was_ _she was trembling.他们突然意识到有些人正在瞧着他们。They sudden

8、ly_ _ _people looking at them.答案：aware ofaware thatbecame aware of3sharp1)adj.锋利的，锐利的；清晰的Peel the apples using a sharp knife.用锋利的刀子削苹果。The outlines of the cypress trees were sharp and clear.那些柏树轮廓清晰，枝条挺拔。2)adv.整点地Were meeting at 10 oclock sharp.我们将在十时整会面。知识运用用sharp的适当形式填空(1)The TV picture isnt very_

9、.(2)Youd better look_or youll be late.(3)Please be here at seven oclock_.(4)This knife needs_.(5)Prices are dropping_.答 案：(1)sharp(2)sharp(3)sharp(4)sharpening(5)sharply4scare vt.恐吓 vi.受惊吓Local businesses were scared into paying protection money.当地商家迫于威胁缴纳了保护费。Rising prices are scaring off many pote

10、ntial customers.涨价把很多潜在的顾客都吓跑了。知识拓展(1)be scared of害怕；恐惧(2)scare sb.away/off 将某人吓跑(3)scare sb.into/out of doing sth.吓得某人做/不敢做(4)(be)scared to death 吓死了知识运用(1)They lit a fire_the wolves.Ascaring Bto scareCscared off Dto scare away答案：D本题题意：他们点火是为了把狼吓跑。由此可知此处不定式作目的状语。(2)I felt a bit_when the plane took

11、off.Aafraid BterrifiedCscared Dscared of答案：Cscared是过去分词形式的形容词，意为“恐惧的，害怕的”。upside down 1)上下翻转That picture is upside down.那幅画上下颠倒了。The pagoda is reflected upside down in the water.宝塔的影子倒立在水中。2)乱七八糟Burglars had turned the house upside down.窃贼把房子翻得乱七八糟。知识运用(1)By far the worst of the storm has taken plac

12、e_Texas.Aupside downBup and downCin and aroundDside by side答案：C本题题意：至今为止，最大的暴风雪发生在德克萨斯附近。in and around表示“在内部和周围”。(2)Its amazing how a phone call can totally turn ones life_.Aupside down Bup and downCin and aroundDside by side答案：A本题题意：简直令人惊异，一个简短的电话竟能把一个人的生活整个颠倒了过来。upside down表示“颠倒，乱七八糟”。Then there w

13、ere two grey reef sharks,each about one and a half metres long,which suddenly appeared from behind some coral.然后还有两条灰色的珊瑚鲨，每条大约有1.5米长，它们突然从珊瑚礁后面游了过来。知识剖析1)each about one and a half metres long实际上是独立主格结构，在此处作状语。which引导一个非限制性定语从句，修饰reef sharks。2)from behind是双重介词。双重介词结构，是由两个介词搭配而成，如：from under the bed,

14、until after lunch等。双重介词结构通常有下面三种构成方式：(1)from介词短语。如：The moon appeared from behind the clouds.月亮从云层后面露了出来。A rat ran from under the bed.一只老鼠从床底下跑了出来。He swam from across the river.他从河对面游了过来。(2)except介词短语。except后常接介词at,by,from,in,on,to等引出的短语。如：I searched everywhere except in the bedroom.除了卧室我到处都找了。(3)til

15、l/until介词短语。till/until后常接介词after引出的短语。如：Not until after lunch can you see him return home.只有在午饭后你才能看到他回家。知识运用完成句子(1)The secret was never told_(直到老人去世之后)(2)A champion should be chosen_(从这些选手中)(3)That is the boy_(来自街对面)(4)I cant have a good rest in a week_(除了星期日之外)答案：(1)until after the old mans death(2)from among the players(3)from across/over the street(4)except on Sundays