高中英语必修4unit2reading语法课件.ppt

Unit 2,Discovering useful words and expressions,Translate the phrases into Chinese.,graduate from increase the output search for circulate knowledge thanks to rid of twice as as be satisfied with care about would rather awake from,毕业于,提高产量,搜寻，寻找,传播知识,由于，归功于,摆脱；除去,是的两倍,对感到满意,在乎，在意；喜欢,宁可，宁愿,醒来；察觉,1. , Yuan Longping considers himself a farmer, for he works the land to do his research.,consider 在这里的意思是“把(某人，某事)看作/认为” We consider it a shame. I consider it a good habit to get up early. I consider it to be inferior to robot. Personally, I consider the CEO a qualified leader.,consider还有“考虑；思考；体谅；注视”等意思 Would you consider going north this summer? Please take time to consider the problem. They did not consider whether they could afford the time or not.,doing something consider（考虑） wh- to do to be 2.consider （认为）sb. to have done as adj. 3. considerable 重要的；相当大的；可观的 4. considering = seeing that 鉴于、考虑到 5. take sth. into consideration 顾及到某事, 考虑到某事,用法归纳,1.They have been considering _ the problem. A. to work out B. work out C. working out D. worked out 2. I consider Tom _ the finest basketball player today. A. to be B. being C. was D. be 3. Our monitor _ to be an honest man. A. considers B. is considering C. was considered D. has considered,C,A,C,Practice,for (因为,由于), 补充说明理由, 不用于句首; 不能回答以why引起的问句。如： The shop was quite new, for it had opened only the week before.,because表示理由充分, 有必然因果关系, 能回答以why引起的问句。 Why arent you coming with us to the concert? Because I have got a bad headache.,2. work n. 工作，管理，操作，使奏效,He works a large area. Do you know how to work the machine? It doesnt work !, work out 计算出答案，解决，锻炼，设计 We will work out how to meet.,3. Indeed, his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers, for whom he has struggled for the past five decades.,struggle for 为了而斗争 struggle against 和 作斗争 struggle to do sth 努力做. struggle to ones feet 挣扎着站起来,for whom he has struggled for the past five decades是非限制性定语从句，修饰Chinese farmers,4. This special strain of rice makes it possible to produce one-third more of the crop in the same fields.,it是形式宾语，真正的宾语是后面的动词不定式to produce one-third more of the crop in the same fields。,We think it necessary to combine theory with practice.,it还可以代替动名词短语、宾语从句做形式宾语,I consider it foolish meeting him. I think it important that we should keep calm.,We consider it our duty to support good leaders.,it做形式宾语, 通常和下列动词连用: consider, think, make, find, believe, count, declare, deem, fancy, feel, guess, imagine, judge, prove, see, show, suppose, understand, take等.,The new method makes it possible to complete the task faster.,Tom found it very embarrassing to be reminded of the long-standing debt. Susan deemed it advisable to keep the matter secret. We all feel it nice to be able to visit that distinguished university.,5. Now more than 60% of the rice produced in China each year is from this hybrid strain.,句中的主语中心词rice是不可数名词，所以谓语动词用单数。,过去分词短语produced in China each year 作定语修饰rice, 属动宾关系。,Two thirds of the earths surface is made up of water. Two thirds of the workers are women.,I like reading the novels written by Mark Twain.,They searched everywhere but could not find the lost child. The home was searched but no one was found.,6. Dr Yuan searched for a way to increase rice harvest without expanding the area of fields. search = try to find by looking for 搜查, search常用的搭配： search sb. / sth. 搜查某人/某物 search for sb. / sth. 搜寻某人/某物 search sth. / sb. for 搜查某物/某 人以寻找 in search of 寻找 search out 发现,The policeman searched the thief to see what he had in his pockets. The villagers are searching for the missing child.,search sb.指“搜查某人”, 指对某人进行搜身。 search for sb.指“搜寻某人”, 指为了要找到某人进行搜寻, 相当于look for。,7. without expanding the area of the fields.,expand vt. 使变大；伸展；详述；增长,Metals expand when they are heated. He is thinking of expanding his business. The eagle expanded its wings. They have expanded my view on the question. In ten years the citys population expanded by 12%.,8. Thanks to his research, the UN has more tools in the battle to rid the world of hunger. 1) thanks to表示“幸亏,多亏”,多用于表达正面意思, 相当于感谢, 在句中作状语和表语。 Thanks to your help, much trouble was saved,due to 因为，由于 because of 因为，由于 owing to 由于，归功于 on account of 由于 in that 原因是 Were late on account of the bad traffic. This book is different from that book in that this one is about chemistry and that one about history.,1). Miss Gao didnt come to the meeting _ she was ill. 2). _ you all know, China has hosted the 2008 Olympic Games. 3). _ everybody makes a mistake, we should give the boy a chance.,because,As,Since,Fill in the blanks with thanks to, because (of), since, for or as.,4). It must have snowed last night, _the ground is covered with snow. 5). _ your help, we could finish the job on time. 6). _ you are so busy, Ill ask Lily to go with me.,for,Thanks to,Since,2) rid of 使 摆脱；清除 I want to rid this city of pollution. The man rid himself of debt. get rid of 摆脱, 除去 类似结构的动词： inform / warn / cure of The sales manager asked his men to inform him of everything concerning the sales in time.,9. Using his hybrid rice farmers are producing harvests twice as large as before. 英语中的倍数表达法共有三种形式: (1) 倍数 + 形容词/副词的比较级 + than. (2) 倍数 + as +形容词/副词的原级 + as. (3) 倍数 + the + 名词+ of.,This building is five times higher than that one. This building is five times as high as that one. This building is five times the height of that one. The new building is four times the size of the old one.,10. And he would much rather keep time for his hobbies. would rather 宁愿，宁可 Hed rather work in the countryside. 用法1： would ratherthan 宁愿而不，与其不如 I would rather watch TV at home than go to the cinema.,用法2: would rather than = would rather than Facing the enemies, our soldiers would die rather than surrender. Rather than refuse to help you, I would borrow money from my friends.,用法3： would rather后面也可跟从句表示主语宁愿某人做某事。这时，从句谓语应用虚拟语气，即用一般过去时表示现在或将来要做的事；用过去完成时表示已经做过的事或过去要做的事。 Id rather you hadnt told him the news that day.,用法4: would rather have done sth. 表示主语要做某事, 而结果却事与愿违。 Id rather have left a note on her desk. 我本想留张字条在她的书桌上。 (事实上没有),11. However, he cares little about spending the money on himself or leading a comfortable life. lead . a life / live . a life 过的生活 Now we are leading a happy life. In the old days farmers led a terrible life in the country.,与lead相关的短语: lead sb. away 使某人误入歧途 lead sb. by the nose 牵着某人的鼻子走 lead up to sth. 是导致的原因 lead from the front 带头;带动,12. Indeed, he believes that a person with too much money has more rather than fewer troubles.,1) too much 与much too的区别 too much可单独使用，也可修饰一个不可数名词，意思是“太多的，过分的”。,She does talk too much, doesnt she? He has too much work to do. much too通常用来修饰形容词或副词。 The dress is much too long for me. I got into the taxi and drove much too fast.,2) rather than 而不是 She is a career woman rather than a housewife. She ran rather than walked. It is better to express your anger, rather than bottle it up.,注意: rather than 连接两个名词或代词作主语时, 谓语动词应与rather than 前面的名词或代词 在人称和数上保持一致。 Mary, rather than her roommates, is going to Beijing.,13. He therefore gives millions of yuan to equip others for their research in agriculture. equip vt. 装备，配备，供给，提供 He equipped himself for a long journey. Proper education will equip one for a job. be equipped for 准备好 ；对有准备 equpi sb with sth 用.装备 equipment n. 设备, 装