Unit 2 Working the land Language points 学案 人教版高中英语必修四.docx

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1、高一英语学案高一英语备课组 Unit 2. Working the landPeriod 2. Language points A知识点讲解1. struggle vi. 斗争；拼搏；努力; n. 斗争；挣扎；努力Struggle with_ struggle against _Struggle for_ struggle to ones feet_Struggle to do sth_We have to struggle against all kinds of difficulties.After a long struggle,she gained control of the bus

2、iness._2. expand vi.&vt 使变大；伸展_n. 扩展，扩大_adj. 易膨胀的，易扩张的As we all know, metals expand when they are heated._The newly-built golf course expands to the riverside._expand into _ expand on/upon _3thanksto, because, becauseof, since, for和as的用法 thanksto和becauseof都只能接名词或名词短语。thanksto有“多亏了”的含义，而becauseof则是“由

3、于、因为”的意思。 because,as,since,for 是连词，后面接从句，because语气最强，for的语气最弱。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.4). It must have snowed last night, _the ground is covered w

4、ith snow.5). _ your help, we could finish the job on time.6). _ you are so busy, Ill ask Lily to go with me.4rid of 摆脱，除去 =_He managed to rid himself of all his debts._They tried various ways to rid the house of mice. _I cant get rid of my cold._5be satisfied with _尽管她很富有，但她对自己的生活并不满意。_The teacher i

5、snt satisfied with what youve done._Satisfy (meet) ones demand _To ones satisfaction _satisfiedsatisfyingsatisfactory6would 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._ would rather than = would rather than Fa

6、cing 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_语气，即用_表示现在或将来要做的事；用_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

7、示主语要做某事, 而结果却事与愿违。Id rather have left a note on her desk._高考链接1build up _,_,_What do you do to build up your body in the morning?_ It is reported that a big oil well has been built up in the South Sea._2. keep free from/ of _We should try our best to keep the children free from harm._The new machine

8、 can keep the patients free from/of pain._Keep sb./oneself busy with_Keep sb. away from_Keep sb. doing sth. _Keep sb. from doing sth. _Keepout of _Keep up with _3. search常用的搭配： search sb. / sth. _ search for sb. / sth. _ search sth. / sb. for_ in search of _ search out _search sb. _search for sb. _T

9、he policeman searched the thief to see what he had in his pockets. _The villagers are searching for the missing child. _4Using 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 bu

10、ilding 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._5. as well as “(除 . 之外)也，又” , 可连接并列的单词或短语He grows flowers as well as vegetables._A teacher shou

11、ld entertain as well as teach. _It is unpleasant in summer as well as in winter._as well as = not onlybut also，但两者在用法上有如下不同not onlybut also侧重后者，as well as则着重前者，也就是说A as well as B = not only B but also A。例如：Mr. Brown has experience as well as knowledge. （侧重_）Mr. Brown has not only knowledge but also

12、experience. （着重_）6. focus on 集中注意力于As I said before, we need to focus on the customers and their needs. _Please focus on your studies and not on your hobbies._focus on 使集中于He focused his eyes on me. If you focus bright sunlight on dry wood with a magnifying glass, it will start burning._focus ones attention on 把注意力集中到7. turn to _;_I tried to stand on my own two feet rather than turned to my parents. _We can turn to him for help. turn on _ turn off _ turn down _ turn up _turn against sb./sth. _ turn out to be _turn into sth. _ turn in _turn back _ turn over_ 学科网（北京）股份有限公司