人教版高中英语必修第一册精品课件 Unit 4 NATURAL DISASTERS Section Ⅱ Reading and Thinking.ppt

学以致用完成句子(1)我要不遗余力地提高我的英语。IwillimprovemyEnglish.?(2)当我们有困难时,他尽一切努力帮助我们。Heuswhenwewereintrouble.(3)没有人能够不努力而有所成就。Noonecanachieveanything.?sparenoefforttomadeeveryefforttohelpwithoutefforts句型剖析1.【教材原文】Miceranoutofthefieldslookingforplacestohide,andfishjumpedoutofthewater.(page50)老鼠跑到田外,寻找藏身之所;鱼儿也跳出水面。句法分析lookingforplacestohide做ranoutofthefields的伴随状语,状语中的动作lookfor与句子中的谓语动词ran表示的动作同时发生。动词-ing形式短语做状语,可以表示原因、时间、结果、条件、目的、让步、方式或伴随情况等。语境领悟(1)Hesatatthetablereadingabook.(做伴随状语)他坐在桌子旁读一本书。(2)Beingill,shedidntgotoschooltoday.(做原因状语)因为生病,她今天没去上学。(3)Walkingdownthestreet,IranintoSue.(做时间状语)我沿着街道走的时候碰到了苏。(4)Shewashuggingherdaughter,hopingtocalmherdown.(做目的状语)她抱着她的女儿,希望能让她平静下来。学以致用单句语法填空(1)Birdscanfindtheirway(use)thesunandthestars.?(2)Newly-builtwoodenhouseslinethestreet,(turn)theoldtownintoapieceofdreamland.?usingturning2.【教材原文】Itseemedasiftheworldwerecomingtoanend!(page50)仿佛世界末日即将来临!句法分析本句中的asif引导表语从句,asif=asthough“好像,仿佛”。连系动词look,seem,feel等+asif/though+从句asif还可以引导方式状语从句,用法与其引导表语从句时类似。语境领悟(1)Itlooksasifitsgoingtorain.看起来就要下雨了。(2)Itseemsasifhekneweverything,butinfact,heknowslittle.他似乎是个万事通,但事实上,他知之甚少。(3)Hetreatstheoldladyasifshewerehisownmother.他对待这位老太太就像她是自己的亲生母亲一样。学以致用单句语法填空(1)Itseemsasifthebaby(be)hungry.?(2)Elizarememberseverythingexactlyasifit(happen)yesterday.?(3)Donthandletheglassesasifthey(be)madeofsteel.?ishappenedwere3.【教材原文】Water,food,andelectricitywerehardtoget.(page50)没有水和食物,电也停了。句法分析在“sb/sth+be+adj.+todo”结构中,形容词多是easy,hard,difficult,comfortable,fit等,不定式用主动形式表示被动含义。语境领悟(1)Thequestionisdifficulttoanswer.这个问题很难回答。(2)Theworkiseasytodo.这项工作容易做。(3)Heishardtogetalongwith.他很难相处。(4)Theboxisheavytocarry.这个箱子提起来很重。学以致用单句语法填空