新概念英语第三册 Lesson 1 A Puma at Large 课件

Lesson 1 A puma at large New words and expressions 1、spot n.斑点；地点 e.g. a big yellow spot 一个大黄斑 e.g. a spot on one's reputation 某人名声上有一个污点 e.g.The Middle East is a hot spot.中东地区是一个热点地区 e.g. A leopard won't change its spot 江山易改，本性难移 spot of sth 有点... e.g.I have a spot of bother with my computer.我的电脑有点麻烦。 a scenic spot 一个景点 e.g.There are many scenic spots in China.中国有许多景点。 on the spot 在现场，到现场 e.g. Five minutes after calling 110, a police car arrived on the spot报警之后十分钟，一辆警车来到现场。 New words and expressions 1、spot v.看出，发现 e.g.I finally spotted my friend in the crowd.我终于在人群中看见了我的朋友。 e.g.Can you spot the difference between these two pictures?你能不能看出这两幅画有什么不同？ New words and expressions 2、evidence n.证据（不可数名词） a piece of evidence 一条证据 相关词汇：evident adj.清楚的，明显的 e.g.It has now become evident to us that a mistake has been made.我们已经清楚出了差错。 self-evident 不言自明的 a self-evident truth 不证自明的真理 New words and expressions 3、accumulate v.积累，积聚 e.g. I accumulate a large vocabulary. 我积累了大量的词汇 相关词汇：amass v.积累，积聚 hoard v.囤积 collect v.收集 e.g. People tend to amass possessions.人们倾向于积累财产。 e.g. Mary collected a lot of evidence yesterday.玛丽昨天收集了许多证据。 e.g. During the siege, people began hoarding food 。围困期间，人们开始囤积食品和日用品。 pile up 越积越多 e.g. Meanwhile,the traffic piled up behind. 与此同时，后面车辆越来越多。 New words and expressions 4、corner v.使走投无路，使陷入困境 n.角落 e.g.Don't corner me. 别逼我。 e.g.A cornered beast will do something desperate. 狗急跳墙。 e.g. There is a book in the corner. 角落里有一本书 around the corner 就要来了 e.g.My birthday is just around the corner.我的生日就要到了。 New words and expressions 5、convince v.使.....信服 常见搭配：convince sb of ..... 使某人相信.... be convinced of .... 相信..... e.g. He convinced me of his innocence.他使我相信他是无辜的。 e.g. She is convinced of his honesty.她相信他的诚实。 New words and expressions 6、somehow adv.不知怎么搞地，不知什么原因 e.g. She looked different somehow.不知怎么地，她看上去变了。 相关词汇：somewhat adv.有一点 somewhere adv.某处 e.g. He was somewhat hungry. 他有点饿。 e.g. I have lost my wallet somewhere around here.我就在附近这一块丢了我的钱包。 New words and expressions 7、disturb v.打扰 e.g. I hope I am not disturbing you.我希望我没有打扰到你。 e.g. Sorry to disturb you, but I really need your help. 很抱歉打扰到你，但是我真的需要你的帮助。 Text 1、A puma at large 逃遁的美洲狮 注解：a puma (which was) at large 关系代词做主语，其后紧跟be动词，可以将be动词和关系代词一起省略。 at large 在逃的，未被控制的 e.g. A suspect at large.一个在逃的嫌疑犯。 e.g. The disease is still at large. 疾病仍然在蔓延。 Text 2、Pumas are large,cat-like animals which are found in America 美洲狮是一种体型巨大的，像猫一样的动物，产于美洲。 注解：cat-like 像猫一样的，bear-like像熊一样的 crystal-like 像水晶一样的...... be found in...... 产于..... e.g. The girl has crystal-like eyes. 这个女孩有水晶般的眼睛。 句子仿写：考拉是一种小型的，类似于猫的动物，产于澳大利亚. Koalas are small,cat-like animals which are found in Australia. Text 3、When reports came into London zoo that a wild puma had been spotted forty-five miles south of London，they were not taken seriously. 当报告来到伦敦动物园说，一只野生的美洲狮在伦敦以南45英里处被发现了,这些报告并没有受到重视。 句子结构分析：红色部分是when引导的时间状语从句，里面嵌套着that引导的从句做reports的同位语，蓝色部分是主句 知识点1：when reports came into...这里使用了无灵主语，没有生命的东西做主语 e.g. A good idea came into my mind.我想到了一个好主意 知识点2：表示方位的介词，in the south of ....(内部的南边） on the south of...(接壤的南边) to the south of...(不接壤的南边)，并且通常to the可以省略。 e.g. Shanghai is in the south of China. 上海在中国的南边。 e.g. Vietnam is on the south of China. 越南在中国南边。 e.g.Indonesia is (to the) south of China. 印度尼西亚在中国南边 Text 3、When reports came into London zoo that a wild puma had been spotted forty-five miles south of London，they were not taken seriously. 当报告来到伦敦动物园说，一只野生的美洲狮在伦敦以南45英里处被发现了,这些报告并没有受到重视。 知识点3：teke...seriously 重视.... take....lightly 轻视....... 句子仿写：当消息传到我家说我考试没有及格，这消息并没有受到重视。 When news came into my home that I had failed in the exam,it was not taken seriously. Text 4、However,as the evidence began to accumulate,experts from the Zoo felt obliged to investigate,for the descriptions given by people who claimed to have seen the puma were extraordinarily similar. 然而，随着证据的慢慢积累，来自动物园的专家们感到必须要调查了，因为声称看到这只美洲狮的人们给出的描述是极其地相似。 句子结构分析：蓝色部分是as引导的时间状语从句，绿色部分是主句，红色部分是for引导的原因状语从句。 知识点1：be/feel obliged to do... 感到必须做...(尤其是内心的责任) be/feel compelled to do.....(外界压力等导致不得不做) e.g. I feel obliged to teach my students well. 我感到必须要把我的学生教好。 e.g. She felt compelled to quit due to the scandal. 因那场丑闻，她觉得必须辞职。 Text 4、However,as the evidence began to accumulate,experts from the Zoo felt obliged to investigate,for the descriptions given by people who claimed to have seen the puma were extraordinarily similar. 然而，随着证据的慢慢积累，来自动物园的专家们感到必须要调查了，因为声称看到这只美洲狮的人们给出的描述是极其地相似。 知识点2：give/make descriptions 做描述 知识点3：claim to have done..... 声称做过... 这里用了动词不定式的完成式 e.g.So far, no one has claimed to have solved this problem.迄今为止，没有人声称解决了这个问题。 句子仿写;随着病例的增加，医生们觉得必须要调查了，因为得了这种病的人的症状是极其地相似。 e.g.As the cases began to accumulate,doctors felt obliged to investigate,for the symptoms of people who had caught the disease were extraordinarily similar。 Text 5、The hunt for the puma began in a small village where a woman picking blackberries saw “a large cat”only five yards away from her. 搜寻美洲狮的工作是从一座小村庄开始的。那里的一位妇女在采黑莓时发现“一只大猫”离她仅仅五码远， 句子结构分析：绿色部分是主句，蓝色部分是where引导的定语从句修饰village，红色部分是现在分词做后置定语修饰前面的woman 知识点1：hunt for.... 搜寻....,寻找..... e.g. I am hunting for a job. 我正在找工作。 e.g. The hunt for a job will began tomorrow. 明天开始找工作。 知识点2：表示“仅仅”的词很多，just，merely， no more than都可以 句子仿写：搜寻嫌疑犯的工作是从一个小村庄开始的，那里的一位村姑正在摘草莓时发现他离她仅有50米远。 Text 5、The hunt for the puma began in a small village where a woman picking blackberries saw “a large cat”only five yards away from her. 搜寻美洲狮的工作是从一座小村庄开始的。那里的一位妇女在采黑莓时发现“一只大猫”离她仅仅五码远， 句子仿写：搜寻嫌疑犯的工作是从一个小村庄开始的，那里的一位村姑正在摘草莓时发现他离她仅有50米远。 e.g.The hunt for the suspect began in a small village where a woman villager picking strawberries saw him merely 50 meters away from her. Text 6、It immediately ran away when she saw it,and experts comfirmed that a puma will not attack a humanbeing unless it is cornered. 她刚看见它，它立刻就逃走了，并且专家证实说美洲狮除非被逼的走投无路，否则是不会伤害人的 句子结构分析：and连接两个并列句，蓝色部分是that引导宾语从句做confirm的宾语 知识点1：confirm.... 证实说 e.g. President XiJinPing confirmed that he would visit the United States next month 习近平主席证实说下个月他将访问美国。 Text 7、The search proved difficult,for the puma was often observed at one place in the morning and at another place twenty miles away in the evening. 搜寻工作被证明是困难的，因为美洲狮经常早上在一个地方被看见，晚上又在20英里以外的一个地方被发现。 句子结构分析：绿色部分是主句，蓝色部分是for引导的原因状语从句 知识点1：prove (to be)+adj/n 被证明是..... 用主动表达被动含义 e.g. His injury proved (to be) fatal 他的伤被证明是致命的。 e.g. The operation proved (to be) a success.手术被证明是成功的 Text 8、Wherever it went,it left behind it a trail of dead deer and small animals like rabbits. 无论它走到哪里，在它身后总会留下一连串死鹿以及像兔子一样的小动物。 句子结构分析：绿色部分是主句，蓝色部分是wherever引导的让步状语从句 知识点1：疑问词+ever（whenever，wherever，whoever，whichever，whatever.....)有两个含义 ⑴ 表示”无论........”引导让步状语从句=no matter+疑问词 e.g. Whenever you need any assistance,you can contact me.=no matter when you need any assistance,you can contact me. 无论何时需要帮助，你都可以联系我。 e.g. Whoever comes, let them in.=no matter who comes, let them in.无论是谁来，都让他们进来 Text 8、Wherever it went,it left behind it a trail of dead deer and small animals like rabbits. 无论它走到哪里，在它身后总会留下一连串死鹿以及像兔子一样的小动物。 句子结构分析：绿色部分是主句，蓝色部分是wherever引导的让步状语从句 ⑵ 表示”到底.......”用于疑问句中,疑问词和ever可以分开写。 e.g. Wherever did you go yesterday? 昨天你到底去哪里了？ e.g. when ever am I going to see you again? 知识点2：it left behind it a trail of dead deer and small animals like rabbits.这里把地点状语放在动词之后，宾语之前，为了句式平衡，避免头重脚轻 句子仿写：无论他走到哪里，身后总会留下一连串破碎的心。 e.g. Wherever he went, he left behind him a trail of broken hearts. Text 9、Paw prints were seen in a number of places and puma fur was found clinging to bushes在许多地方看见爪印，灌木丛中也发现了粘在上面的美洲狮皮毛。 句子结构分析：and连接的两个并列句，clinging to bushes做puma fur的主语补足语 知识点1：中文喜欢用主动，英文喜欢被动，用被动的好处就是突出主语，爪印重要，至于是谁看见的不重要，下面给出两句话，试比较哪个好。 e.g.People have paid more and more attention to the condition of the laid-off workers. e.g. increasing attention has been paid to the condition of the laid-off workers. 肯定是第二句写得好，因为肯定是人关注下岗工人的状况，不可能是狗关注，所以people是废话，直接用increasing attention做主语，用被动，主次分明 Text 10、Several people complained of “cat-like moises”at night and a businessman on a fishing trip saw the puma up a tree.有人抱怨说夜里听见了”像猫一样的叫声”，一位商人去钓鱼，看见那只美洲狮在树上。 句子结构分析：and连接的两个并列句，on a fishing trip做businessman后置定语，up a tree做puma的宾语补足语 知识点1：complain about/of.... 抱怨说..... e.g.My sister complains of having too much homework. 我妹妹抱怨作业太多。 知识点2：on a.....trip 在....途中 on a business/honeymoon trip Text 11、The experts were now fully convinced that the animal was a puma, but where had it come from.专家们如今完全相信那只动物就是美洲狮，但它是从哪里来的呢？。 句子结构分析：but连接的两个并列句，蓝色部分是that引导的宾语从句 知识点1：be convinced that... 相信......... convinced sb of sth，that引导的从句前面介词不能要。 e.g.I am convinced that he is innocent. 我确信他是无辜的。 句子仿写：专家们完全确信他就是那个贼，但他是从哪里来的呢？ The experts were now fully convinced that he was the thief, but where had he come from? Text 12、As no pumas had been reported missing from any zoo in the country,this one must have been in the possession of a private collector and somehow managed to escape.因为全国的动物园没有一家报道说丢了美洲狮，因此这只美洲狮一定归一个私人收藏家所有，不知怎么地设法逃了出来 句子结构分析：蓝色部分是as引导的原因状语从句，missing from any zoo in the country是主语补足语，绿色部分是主句 知识点1：must have done... 对过去肯定的推测。 e.g.You must have been ill yesterday. You look so pale. 你昨天肯定生病了，你的脸色苍白。 Text 12、As no pumas had been reported missing from any zoo in the country,this one must have been in the possession of a private collector and somehow managed to escape.因为全国的动物园没有一家报道说丢了美洲狮，因此这只美洲狮一定归一个私人收藏家所有，不知怎么地设法逃了出来 句子结构分析：蓝色部分是as引导的原因状语从句，missing from any zoo in the country是主语补足语，绿色部分是主句 知识点2：may/might have done(不是太肯定的推测），can not/could not have done(不可能）should/ought to have done(本该做却没有做）should not/ought not to have done(本不该做却做了） e.g.You should have finished your homework yesterday. 你昨天本该完成家庭作业。 e.g. I shouldn't have shouted at you yesterday.我昨天本不该对你大喊大叫。 Text 12、As no pumas had been reported missing from any zoo in the country,this one must have been in the possession of a private collector and somehow managed to escape.因为全国的动物园没有一家报道说丢了美洲狮，因此这只美洲狮一定归一个私人收藏家所有，不知怎么地设法逃了出来 句子结构分析：蓝色部分是as引导的原因状语从句，missing from any zoo in the country是主语补足语，绿色部分是主句 知识点3：in the possession of..../ in one's possession. 归某人所有，in possession of...拥有.... e.g.The book is in my possession. 这本书归我所有。 e.g. I am in possession of the book.我拥有这本书。 Text 12、As no pumas had been reported missing from any zoo in the country,this one must have been in the possession of a private collector and somehow managed to escape.因为全国的动物园没有一家报道说丢了美洲狮，因此这只美洲狮一定归一个私人收藏家所有，不知怎么地设法逃了出来 句子结构分析：蓝色部分是as引导的原因状语从句，missing from any zoo in the country是主语补足语，绿色部分是主句 知识点4：manage to do.... 设法完成....... 反义词组 fail to do... 没能完成.... e.g.He managed to finish the difficult task on time. 他设法按时完成了这项艰巨的任务。 e.g. He failed to pass the exam. 他未能通过考试。 Text 13、It is disturbing to think that a dangerous wild animal is still at large in the quiet countryside.因为全国的动物园没有一家报道说丢了美洲狮，因此这只美洲狮一定归一个私人收藏家所有，不知怎么地设法逃了出来 句子结构分析：绿色部分是主语，that引导宾语从句，it是形式主语， 重点句型：It is.... to think that e.g.It is exciting to think that my birthday is around the corner. 一想到我的生日就要到了，真令人兴奋。 $