Unit 5 Reading and thinking Language points 课件-2022-2023学年高二英语同步课件（人教版2019选择性必修第二册）

1.Italsohelpscontrolyourbodytemperature,preventsyourbodyfromlosingtoomuchwater,warnsyouwhenthingsaretoohotorcold,andgivesyouyoursenseoftouch.它还有助于控制你的体温，防止你的身体失去过多水分，当东西太热或太冷时可以警示你，并使你拥有触觉。

句子结构分析：

1)本句是一个复合句，句中helps,prevents,warns和gives是and连接的四个并列谓语。2)whenthingsaretoohotorcold是when引导的时间状语从句，修饰动词warns。prevent…(from)doing阻止……做……e.g.

Allkindsofmeasureshavebeentakentopreventthevirusfromspreading.keep…fromdoingsth.stop…(from)doingsth.protect…from/against…保护……免受……阻止……做某事注意：keep…fromdoingsth.中的from不能省略，因为如果省略，意思会发生变化：keep…doingsth.使……一直做某事。【语境应用】完成句子。1)Thereisnodenyingthatsunglassescanhelp___________________________________(以保护眼睛免受伤害).2)Anyhow,childrenshouldbe_____________________________________________________(阻止孩子们玩火).prevent/stopyoureyesbeingharmedprevented/kept/stoppedfromplayingwithfire2.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.正如你所能想象的，烧伤会导致非常严重的伤害。

e.g.Weoftenobservedthegermsinthelabunderthemicroscope,asIremember.Asweallknow,heisahard-workingman.as引导的非限制性定语从句。动名词短语在句中作主语。3.a(wide/great/large)varietyof各种各样的

avarietyof=varietiesof+名词复数+复数谓语动词thevarietyof+名词复数+单数谓语动词e.g.Thevarietyofcreaturesisoneofman’sgreatestwealth.

【链接】

varietyn.种类,品种;变化,多样化,多变性variousadj.各种各样的

varyv.变化;使多样化

varyfrom…to…因……而异

varyin...在……方面不同

varywith随着……而变化【语境应用】根据汉语意思补全下面句子（每空一词）。1)

这些花的颜色和大小都不相同，但它们都很漂亮。Theflowers________________________________________butallofthemarebeautiful.2)

这家宾馆每个房间的费用由20美元到30美元不等。Thechargeforaroominthishotel________________$20________$30.3)一般来说，水果和蔬菜的价格随季节变化而变化。Generallyspeaking,pricesoffruitandvegetables________________________________.varywiththeseasonvaryincolourandsizevariesfromto4.Removeanyclothesusingscissorsifnecessary,unlessyouseethefabricstickingtotheburntskin.除非你看见织物粘在烧伤皮肤上，否则都要把它脱掉（必要时可用剪刀帮助）。

句子结构分析：本句为主从复合句，unless引导条件状语从句。ifnecessary可看作状语从句if(itis)necessary的省略。现在分词短语作方式状语。stickto粘住；坚持sticktoone’sdream/word坚持梦想/履行诺言e.g.I’vemademydecisionandI’mgoingtosticktoit.【拓展】stickout伸出;突出;忍受下去

stickwith与……待在一起;紧跟

stickby坚持;忠于;信守get/bestuckin陷入……中，困在……中bestuckon迷恋上【语境应用】完成句子。1)I__________________________(被一道数学题难住了),butitdidn’tdepressme.2)Weshould_________________________(坚持我们的梦想)inanycase.3)Shemadeafaceand____________________(伸出她的舌头)athim.gotstuckinamathproblemsticktoourdreamstuckouthertongue5.Covertheburntareawithaloosecleancloth.

用松软干净的布覆盖住烧伤部位。

looseadj.nottiedup

松的；未系紧的

(ofclothes)notfittingcloselytothebody

宽松的

havealoosetongue多嘴，饶舌

letloose喊出;放开;随心所欲【链接】looselyadv.

宽松地；松散地loosenvt.(使)变松；松开，解开；(使)松散loosenone’stongue使无拘无束地说话loosen(sb./sth.)up

(使)放松【语境应用】完成句子。1)一瓶酒下肚，老人的话匣子打开了。Abottleofwinehad________________________________.2)农民们正在利用闲暇时间来松土。Farmersaremakinguseoftheirsparetimeto_________________.3)她的头发披散在肩上。Herhair_____________aroundhershoulders.loosenthesoilloosenedtheoldman’stonguefellloose6.Applyingoiltotheinjuredareasisabadidea,asitwillkeeptheheatinthewoundsandmaycauseinfection.

在受伤的地方涂油不是一个好主意，因为它会阻止伤口散热，并可能导致感染。句子结构分析：本句是一个复合句，主句是主系表结构；2)Applyingoiltotheinjuredareas是v.-ing短语作主语；3)asitwillkeeptheheat…是as引导的原因状语从句。apply…to把……涂在;把……应用到e.g.Beforegoingout,applythesuncreamtoyourfaceandneck.Weshouldapplytheorytopractice;otherwise,itisnouse.【拓展】apply(tosb.)for…

(向某人)申请……applicationn.申请；应用applicantn.

申请人【语境应用】翻译下面句子。1)Iwanttoapplyforthejob.______________________________________2)Anurseisapplyingsomemedicinetohiswound._______________________________________3)WhatIhavesaidappliesonlytosomeofyou._______________________________________我想申请这份工作。有个护士正在给他的伤口敷药。我所说的只适用于你们当中的一部分人。4)Theresultsofthisresearchcanbeappliedtonewdevelopmentsintechnology.______________________________________这项研究成果能应用于新的技术开发方面。7.…thereisanurgentneedtotakehim/hertothehospitalatonce.

……就需要立即紧急送他/她去医院。1)thereisaneedtodosth.有必要做某事，其中不定式totake…作need的后置定语。

否定结构：Thereisnoneed(for)sb.todosth.e.g.Thereisnoneedtogetangry.Imerelysuggestthatyoushoulddothatagain.【拓展】Thereis(no)possibility/chancetodosth.有(没有)……的可能性/机会Thereisnodoubtthat…毫无疑问……Thereisnodifficultyindoingsth.做某事没困难Thereisnopoint/senseindoingsth.做某事没意义/没道理1)_________________tellmeyouranswernow.Giveitsomethoughtandthenletmeknow.不必现在告诉我你的答案。想一想,然后再告诉我。2)_________________________formoreteacherstoworkintheremotemountainousareas.急需更多的老师到那些偏远的山区工作。【语境应用】完成句子。Thereis

no

needtoThereis

animmediate

need3)________________inbeatingaroundthebush.Let’scomestraighttothepoint.旁敲侧击没有什么意义了,我们就直截了当进入主题吧。4)_____________________thosewhoworkhardwillsucceedsoonerorlater.毫无疑问,那些努力拼搏的人迟早会取得成功。There

is

no

doubt

thatThereisnopointurgentadj.veryimportantandneedingtobedealtwithimmediately紧急的;急迫的;急切的【链接】urgevt.催促；极力主张

urgesb.todosth./intodoingsth.力劝某人做某事urgethat+从句

强烈要求从句(should＋)动词原形

urgencyn.紧急；紧急情况

urgentlyadv.迫切地，紧急地【语境应用】完成句子。

1)震区的人们急需食品、药品和住的地方。

Thepeopleintheearthquake­strickenareaare___________________food,medicineandshelters.2)随着期末考试来临，老师敦促我们努力学习。

Ourteacher_____________________withthefinalexamdrawingnear.3)学生们极力主张图书馆周末也应开放。

Itisstronglyurgedbystudentsthatthelibrary(should)bekeptopenduringtheweekend.inurgentneedofurgesustostudyhard8.Puttingbutteroroilonburnshelpsbecauseitmayreduceswellingandeasediscomfort.在烧伤处涂上黄油或油会有帮助，因为它可以减少肿胀和减轻不适。(急救错误做法)

easev.tobecomeortomakesth.lessunpleasant,painful,severe,etc

(使)宽慰;减轻;缓解e.g.Theplanshouldeasetrafficcongestioninthetown.v.tomove,ortomovesb./sth.,slowlyandcarefully

(使)小心缓缓地移动e.g.Theyeasedthepianothroughthedoor.v.tomakesth.easier使……容易些e.g.I’llhelpifitwillease