新概念3第一单元 puma at large （共28张PPT）.pptx

1、Puma at largeWhat is puma？美洲狮,猫科动物，常相居在山谷丛林中，尤其喜欢在树上活动，它跳跃能力很强，轻轻一跃能达8、9多米远，在美洲，它们是仅次于美洲虎的猛兽。但却具有温顺的性格，在一般情况下，它并不主动袭击人，只是当人攻击它时，为了自卫，才会伤杀袭击者。在美洲有的人家把小美洲狮捉来进行驯养，长大后，能够和猫、狗和平相处，会象狗一样地看守门户。获得了“人类之友”的美誉at large1：逃遁的，没有被控制的。if a dangerous person or animal is at large,they have escaped from somewhere or h

2、ave not been caughte.g:The thief is still at large.2：详细的(in detail)I need talk to you at large.3：总体来讲（=as a whole）The students at large are hungry for English.Pumas are large,cat-like animals which are found in America.在英文的表达方式中，首先呈现给读者的是结果。写议论文的时候要注意把握观点E.g.:Pandas are large cat-like animals which

3、are found in Asia.cat-like adj.象猫的,偷偷摸摸的dog-like adj.象狗的,顽强的,忠实的life-like 栩栩如生的When reports came into London Zoo that a wild puma had been spotted forty-five miles south of London,they were not taken seriously.一般来讲定语从句和同位语从句紧随在被修饰名词后面，但为了保持句子平衡，也可以把谓语动词放到从句之前定语从句只是对于被修饰词的补充说明、修饰。定语从句的引导词：指人：主语 who;宾

4、语 who/whom;定语 whose表达事物：that(也可指人)/which时间状语：when;地点状语：where;原因状语：why同位语从句则是讲述被修饰名词的内容同位语从句的引导词：名词做主语、宾语时，关系词用 that 而不是 which时间 when;地点 where定语从句中没有 what 这个关系词，但它可以引导同位语从句eg:An idea came to her that she might do the experiment in another way.I have no idea what has happened to him.(An idea)come to s

5、b.某人突然想到了they were not taken seriously.(they 指代 reports)take sth.seriously=deal with sth.seriously 认真（严肃）对待某事e.g:I always take your suggestions seriously.take sth.lightly:草率对待某事e.g:Dont take the hot potato lightly.(hot potato n.困境,烤马铃薯，棘手的问题)过去分词做定语 the descriptions given by people the story told by

6、 sailor.(sailor n.海员,水手)a book written by Luxun除了美国以外，几乎全世界所有的餐馆都在结帐单上加上了服务费，这实际上已包含了小费。如果服务特别好，你要多给的话，象征性地多给5%的小费就够了。美国99%的餐厅不加收服务费，一般你该在帐单上加付15%的小费；特别特别好的服务，可以给20%的小费。名词活用动词Paw prints were seen in a number of places and puma fur was found clinging to bushes.英文的表达方式重点在于突出客观事实，而中文则善于运用动作的执行者puma fur

7、 was found clinging to bushes.(被动)-We found the puma fur clinging to bushes.(主动)clinging to bushes-现在分词作宾补Several people complained of cat-like noises at night and a businessman on a fishing trip saw the puma upa plain of/about:抱怨on+名词：强调动作正在进行on the rise:在上升/on the increase:在增加on the watch:在观看/on t

8、he match:在比赛中on the fishing trip:在钓鱼的途中/on holiday:在度假spot(做动词时候)=see:强调结果、辨别出、看见、识别、发现。同意词比较：find 强调发现的结果。find out 查出事实真相。discover 做出重大发现notice 注意到observe 观察watch 观察活动中的人或画面spot n.斑点eg:There is a white spot on the shirt.on the spot1,立刻，马上（at once,immediately）Anyone breaking the rules will be asked

9、to leave on the spot.2,at the place of the action 在现场Wherever she is needed,she is quickly on the spot.学习词汇时仅知道汉语语义是不够的，要把单词放在语句中体会其应用学习关键句型结构时则要把它放在段落结构或文章里 spot v.看出，发现to notice someone or something,especially when they are difficult to see or recognizee.g:I spotted a police car behind us.It can b

10、e hard for even a trained doctor to spot the symptoms of lung cancer.I spotted someone coming out of the building.pick out/see/recognize/catch sight ofeg:A tall man is easy to spot in the crowd.He has good eye for spotting mistakes.他有敏锐的识别错误的能力。【Multiple choice questions】多项选择题1.Experts eventually de

11、cided to investigate.a.because they did not believe that pumas existed in England.b.because they wanted a puma for the London Zoo.c.when a woman saw a puma in a small village.d.because peoples descriptions of the puma had a lot in common.要求陈述原因：1 Din common adv.共有（替换了 similar）2.What particular piece

12、 of evidence persuaded the experts that a puma had been seen in the village?a.The puma had not attacked the woman.b.The woman had described the animal she had seen as a large cat.c.A puma had come very close to a human being.d.The puma had behaved like a cat.A 只是一个具体的特定的事例，阅读理解题的时候要把握中心大意B large cat

13、 关键性用词Persuade v.说服,劝说,(使)相信,劝某人做(不做)某事2.BPumas are large,cat-like animals which are found in America.3.What was the problem the experts were unable to solve?a.How the puma had managed to cover such great distances within a day.b.How the puma had escaped from a zoo.c.Whom the puma had belonged to.d.

14、How the puma had climbed a tree.A 文章中未提到3 C做理解题时要紧扣主题，紧扣中心大意文章最后一句话总结了大意：It is disturbing to think that a dangerous wild animal is still at large in the quiet countryside.句型结构题和词汇题是关键4.The accumulating evidence made the experts the animal was a puma.(lines 4-6)a.to think b.thinking c.think d.thought

15、make 的用法make sb.do,主动语态中不定式 to 的符号应该省略be made to do 被动语态中不定式 to 的符号必须补充完整e.g:They made her wait for hours./She was made to wait for hours.5 People said the puma.(lines 5-6)a.to have seen b.to see c.they saw d.they had seen把say改成claim-People claimed to have seen the puma.就对了！6,it immediately ran away

16、.(lines 8-9)a.Observing her b.On being observed c.Having been observed d.On her being observed与原句中的when意思要一致，when引导的时间状语从句表示“一就”结构形式和as soon as 相一致的如果用主动：On observing her,it immediately ran away.On seeing me,he waved to me.6B7 Pumas never attack a human being except cornered.(lines 9)a.they are b.be

17、ing c.that they are d.when they are原句中unles=-ifnot=except on the condition thatwhen=ifexcept可以和名词/名词性从句进行搭配，也可以是when/if 引导的从句形式。Except when they are cornered=except if they are corneredWhatever you come,you are welcome.=If ever you come,you are welcome.7 D8 The experts were now fully convinced that

18、the animal a puma.(lines 13-14)a.must be b.should have been c.can only be d.could only have beenmust be 只是对客观现实的推测，时态不一致8 D情态动词表达推测的语意概念时，对于过去事实推测一定要用于情态动词have以及过去分词形式进行搭配。9 The woman saw a large cat five yards away from her.(lines 7-8)a.at least b.four or c.no more than d.withinno more than=nothing

19、 more than=onlywithin=not more than9.C10 A puma will not attack a human being unless it feels itself to be.(line 9)a.in a corner b.in a trap c.at an angle d.under coverin a corner 偷偷摸摸地，暗中地，秘密地，表示处于困境、尴尬的境地in a trap 表示落于陷阱中at an angle 倾斜地,成一定角度，表示弯曲的、不直的under cover adv.隐藏着，表暗中，秘密地10 B11 A businessma

20、n on a fishing trip is probably someone who.(line 13)a.sells fish b.fishes for pleasure s fish d.earns his living as a fishermanfishes for pleasure 钓鱼为了游玩travel for pleasure 外出游玩read for pleasure 阅读消遣12 A private collector is a man who collects.(lines 15-16)a.for his own benefit b.on his own c.in pr

21、ivate d.unknown to the public12 Aon his own=alone adv.独自地,独立地,主动地for ones own benefit 为了某人自己的利益补充材料：Puma=mountain lion/cougar/panther Rattlesnake 响尾蛇/jaguar 美洲虎/cheetah 猎豹 spot e.g:I can spot a thief in the crowd.Recognize（短暂）认出/identify 确认（ID）e.g:UFOUnidentified Flying Object/Confirm 确认 evident 明显的

22、sure 主观 e.g:Thats for sure!肯定的proof n.证据/witness n.证人，目击者 vt.目击/affirmation n.（抽象）肯定 accumulate（抽象）assemble 组装/amass（大块）聚集/accelerate 速度/gather 聚集/collect 收集 oblige vt.迫使,责成 obligation n.义务I must/I ought to/I have got to/Im forced to/Im obliged to 理应 hunt for 找寻同结构 go for 喜欢同义：go after 追求/chase 追赶/s

23、eek 寻觅/pursue（抽象）追求/search for 寻找 blackberry 黑莓 strawberry 草莓 human beings n.可复数/individual n.个人 in general 大体上/in detail 详细地/largely 在部分地 cat-likechildlike adj.孩子似的,天真烂漫的/womanish sissy 女人希希的 nevertheless 虽然如此，但是therefore(so)因此/however 然而/moreover 更为甚之 check in/out 检查/look into 调查/investigate 对已发生的事）调查/examine（仔细）检查 be cornered to=be trapped in 逼到里面 print=trace 痕迹 convince sb.convincing adj.让人信服的e.g:I convinced him of his honesty./What he did convinced me that he is a responsible man.It is disturbing to think that.