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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Grammar,Unit 5,Wild animals,GrammarUnit 5Wild animals,1,To learn to use,may,for possibility,To learn to use verbs+,to,-,infinitives,Objectives,To learn to use may for possib,2,1.关闭的adj._(反义词)_ 2.蝙蝠n._ 3.蜜蜂n._,5.迷路的，迷失的adj._,(动词)_,迷路_=_,6.与同样_,7.储存，节省vt.&vi._,Words and expressions review,closed,open,bat,bee,lost,lose,get lost,lose ones way,the same as,save,1.关闭的adj._(反义词)_,3,向水走去,go,towards,the water,2.害怕(干)某物,be afraid,of(doing)sth.,(=,be afraid,to do sth.),3.需要洗澡,need,(to have)a,bath,4.去狮子和老虎附近,go near the lion,s,and tiger,s,5.幼熊猫,the,baby,panda,6.吃母乳,drink,its,mums milk,7.到处跳,jump,around,8.正在互相玩耍,be playing with,each other,9.闭着眼睛站着,stand,with,ones eyes,closed,向水走去 go towards the water,4,10.做出简单的数学习题,work out,easy maths problem,s,11.在它们的嘴和耳朵的帮助下,with the help of,their,mouth,and ears,12.你知道蜜蜂从不迷路吗？,Did,you know,bees never get lost,?,13.你知道野生动物的特殊事情吗？,Do you know,anything special,about wild animals?,14.,例如，海豚很聪明。它们能学习解出简单的数学题。,For example,dolphin,s,are clever.They can,learn to,work out easy maths problems.,10.做出简单的数学习题,5,蝙蝠看不见，但它们可以,依据嘴和耳朵的帮助决定对的飞行路线。,Bats,cant see,but they can,decide to,fly the,right way,with the help of,their,mouth and ears.,16.蜜蜂总能记得沿着原路返回。,Bees always,remember to,e back,the,same way as,they went,.,17.松鼠总是在冬季到来前开始存些食物。,Squirrels always,begin to,save,some food,before,winter e,s,.,18.有时候松鼠忘记找到食物藏在哪里。,Sometimes squirrels,forget where to,find the food.,蝙蝠看不见，但它们可以,6,19.在四个月大时，她开始第一次外出。,At,four months old,she,started to,go outside for the first time.,20.她六个月大时开始吃竹子。,When she,was,six months,old,she,began to,eat bamboo.,21.她二十个月大时学会了照顾自己。,When she,was,20 months old,she,learnt to,look after herself.,22.如果我们什么也不做，不久可能一无所剩。,If we do nothing,soon,there may be none left,.,23.那马正闭着眼睛站着。它可能正在睡觉。,The horse is standing,with,its eyes,closed,.,It,may be sleeping,.,19.在四个月大时，她开始第一次外出。,7,may for possibility,may for possibility,8,Revise and plete the following sentences.,1.I _ die without them.,2.As a result,pandas _ have a,place to live or food to eat.,3.If we do nothing,soon there _ be,none left!,may,may not,may,Revise and plete the following,9,_,_,_,_,_,_,_,10,may可用来表示,猜测,某件事发生的,可 能,性，常译为“,也许,，,可能,”。may通常用于,肯定,句,与,否定,句，相当于_ _ 或 _.一般不用于,疑问,句。例如：,你可能是对的。You _ _ right.,=_ you _ right.,这消息也许是真的，也许不是真的。,The news,may,or,may,not,be true.,此刻她可能正在和同学们玩.At the moment,she,may be playing,with her classmates.,他出差了，可能不会来参加今晚的聚会。,She is away _ _.He _ _ _ to the party this evening.,_,_,_,_,_,_,possibly,perhaps,maybe,_,_,_,may be,Maybe are,_,_,_,on business,may,not e,may可用来表示猜测某件事发生的 可 能 性，常译为“也许，,11,Peter_ ewithustonight,butheisntverysureyet.A.must B.may C.can D.will,Are you ready for the trip to the,amusement park?,We decide _ to an amusement,park.We will go climbing.,A.to go B.not go,C.dont go D.not to go,Peter_ ewithustonight,12,verbs+to-infinitives,verbs+to-infinitives,13,当我们要表示“想做某事、需要做某事,或决定做某事”时，就会出现,两个动词,连用的情况,，这时应如何表达呢？,同学们自然会想到,want to do sth.,need to do sth.,和,decide to do sth.,等表达方式。,Using verbs+to,-infinitives,当我们要表示“想做某事、需要做某事同学们自然会想到want,14,Kitty is,preparing to go out,next,Sunday.,Kitty,plans to take,Linda out.,Linda,wanted to visit,the park.,Sandy,agrees to go,with them.,Millie,decided to stay,at home.,Please go on to look at the sentences below.Pay attention to the colored words.,Kitty is preparing to go out n,15,上面例子中,主要行为动词后面的动词,都采用了,“,to+动词原形,”的结构，我,们把这种结构称为,动词不定式,（有时,可以不带to）。,动词不定式没有人称,和数的变化，在句子中不能单独作谓,语，其否定形式是“,not to+动词原形,”,。,什么是动词不定式(to-infinitives)？,上面例子中主要行为动词后面的动词什么是动词不定式(to-i,16,1.At four months old,she weighed about,eight kilograms and _,outside for the first time.,2.When she was six months old,she,_ bamboo.,3.When she was 20 months old,she,_ after herself.,started to go,began to eat,learnt to look,1.At four months old,she wei,17,_,_,_,_,_,18,1)动词不定式作宾语,后面能接不定式作宾语的动词有很多，,如,agree,ask,choose,decide,forget,remember,hope,learn,want,wish,would like,prepare,fail,start,begin,plan,try,seem,promise,，,refuse,等。,e.g.We hope,to get there,before dark.,我们希望天黑以前到那儿。,The girl decided,to do it,herself.,那个姑娘决定自己做那件事。,_,_,学海拾贝,1)动词不定式作宾语 后面能接不定式作宾语的动词有很多，如a,19,2)有些动词跟,不定式,与 跟,动名词,作宾语,含义不同：,记住要做某事,remember to do sth,；,记得曾经做过某事,remember doing sth,忘记要做某事,forget to do sth,忘记曾经做过某事,forget doing sth,学海拾贝,2)有些动词跟不定式与 跟动名词作宾语含义不同：学海拾贝,20,停下来去做某事,stop to do sth,停止做某事,stop doing sth,继续做另一件事,go on to do sth,继续做原来在做的事,go on doing sth,我记得以前在哪儿见过你。I,remember seeing you,somewhere before.,离开时请记得关灯。Please,remember to turn off,the light when you leave.,_,_,_,_,学海拾贝,停下来去做某事 stop to do sth _,21,3.动词不定式的否定形式,动词不定式的否定式是在to前加not；不带to的不定式则在动词前加not。如：,张明要我不要整天呆在家里。Zhang Ming,asked,me,not to stay at home all,day.,妈妈让我不要独自做这件事。,My mother,let,me,not do,it by myself.,_,_,_,_,学海拾贝,3.动词不定式的否定形式 动词不定式的否定式是在to前加,22,1.当我们,猜测,某件事发生的可能性时，常,用,may,来表示“,也许,”、“,可能,”。,2.当句子中已经有谓语动词，而我们又要,表达不止一个动作概念时，其余的动词,可以使用非谓语形式表达。动词不定式,就是动词的一种非谓语形式，其肯定形,式是“,to+动词原形,”，其否定形式是,“,not to+动词原形,”。无人称、数和时态,的变化。,Reflection,1.当我们猜测某件事发生的可能性时，常Reflection,23,1.Dont forget _ your homework,John.,Ok,Ill do it right now.,A.doing B.d
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