人教版(新教材)高中英语选修1Unit5 Working the Land学案3：Using Language

1、Unit 5 Working the LandUsing Language泛读阅读教材P55-56课文，选择最正确K答案加Why did farmers welcome artificial fertilisers at first?Because they could not harm the land.Because they could increase production.Because they were in widespread use.Because they benefited peoples health.What can we learn about crops gro

2、wn with chemical fertilisers?They are rich in nutrition.They are rich in essential minerals.They are very tasty and nutritious.They look beautiful on the outside.How do organic fanners keep their soil rich?By using natural waste.By using chemicals.By using minerals.By using fresh water.Words and Phr

3、ases知识要点I deal with处理；对付；安排；对待；与打交道；涉及（教材 Ps2）To deal with this crisis, he chose to study agriculture.为了应对这一危机，他选择了学习农业。K知识拓展deal with中的deal为不及物动词，常与疑问词how连用，表示“怎么处理/对待”；同义 短语为do with,其中的do为及物动词，表示“怎么处理/对待时，与疑问词what连用。K例 1 3 In the process, the children learn to deal with difficulties.在这个过程中，孩子们学会了应

4、对困难。K例 23 His article deals with many issues we arc greatly concerned about.他的文章涉及许多我们非常关心的问题。K例 32 The lady is hard to deal with.这个妇人很难对付。K即学即练？完成句子/一句多译(谚)以其人之道，还治其人之身。a man as he deals with you.我不知道他们将如何处理这个问题。I dont know the problem.=1 dont know the problem.知识要点2 poverty n.贫穷；贫困(教材?54)It is cele

5、brated in more than 150 countries, raising awareness and knowledge of the problems and causes behind world hunger and poverty.它在150多个国家举行庆祝活动，提高人们对世界饥饿和贫困背后的问题和原因的认识 和了解。K 例 1 3 The article shows a poverty of imagination.这篇文章显得缺乏想象力。K 例 23 She has a deep understanding of social issues such as litera

6、cy, poverty and child care.她对扫盲、贫穷和儿童保育等社会问题都有深切的认识。K知识拓展(1 )in poverty处于贫穷之中a poverty of 缺乏below/above the poverty line在贫困线之下/之上(2)poora少.贫穷的：贫困的K即学即练一单句语法填空/完成句子He was rich, but is now reduced to(poor).The poor man _ poverty sleeps on the floor at the doorway.三分之一的人口生活在贫困线或以下。A third of the popula

7、tion is living at or.知识要点3 in turn相应地；转而；依次；轮流(教材 P55)This affects the crops grown on the land and, in turn, the animals and humans who digest them.这影响了生长在土地上的作物，进而影响消化它们的动物和人类。K 例 1 3The girls took it in turn to wipe down the tables after meals.女孩子们饭后轮流擦桌子。K例 23Theory is based on practice and in tu

8、rn serves practice.实践是理论的基础，反过来理论乂为实践服务。K知识拓展in ones turn轮到某人；接着by turns轮流：依次take turns doing/to do.轮流做Its ones turn to do sth. 轮到某人干某事K即学即练单句语法填空/完成句子h is my turn(clean)the classroom this week.The girls called out their names _ turn.They took(turn)to care about their parents.当轮到我时，我激动得都说不出话来了。When,

9、 I am too excited to speak.他们依次回答了老师的问题。They answered the teachers questions.知识要点4 alternative n.可供选择的事物的可供替代的；非传统的(教材 P55)As an alternative, some farmers have switched to organic farming, and many customers have turned to organic food when they shop at the local grocery.作为种选择，一些农民转向有机农业，许多顾客在当地杂货店购

10、物时转向有机食品。R 例 1 2Wc returned by the alternative road.我们从另一条路回来的。K 例 23 This kind of newspaper is alternative press.这种报纸是非传统性报刊。K知识拓展(1 )have no alternative/choice but to do sth.别无选择只好做某事have the alternative of doing sth. 有做的选择，可以做theres no alternative.but to do sth.别无选择只好做某事an alternative to. 的替代品(2)

11、alternatively adv.可供选择地K即学即练一单句语法填空/完成句子I had no alternative but(accept)the offer.(2)1 f you dont like the school lunch, you have the alternative of(bring)your own.We could walk or(allemative)we could go in Teds car.除了当俘虏之外，唯一的选择就是奋战至死了。to being taken prisoner was to die fighting.K名师点津？“别无选择只好做 ”的其他

12、表达形式还有：have no choice but to do sth.； cant do sth.but do sth.； can do nothing but do 等。在这些结构中假设but之前出现实义动词do的某 种形式，bul之后要用省略I。的不定式，否那么，but之后的2不能省略。知识要点5 depth n.向下(或向里)的距离；深(度)(教材 P56)Organic farmers also plant diverse crops that use different depths of soil to help keep it rich.有机种植的农民也种植不同的农作物，利用不

13、同深度的土壤来保持土壤肥沃。K 例 1 3 The old man disappeared into the depths of the house.老人消失在住宅深处。K例 23 I have expressed the depth of my gratitude to him.我向他表示了深切的谢意。K知识拓展7in depth全面；深入；详细from the depth of the mind 从心底里；真心地at a depth of.在的深度in the depths of在正中；在深处K即学即练单句语法填空/完成句子Plant the beans _ a depth of abou

14、t six inches.This is a new subject and needs to be explored _ depth.When her son got injured and disabled in ihe accident, she was indepths of despair.不能期望较年轻的学生有深刻的理解能力。Younger students cannot be expected.R小片段填空XShe belongs to hcrsclf.Nobody can measure the of her heart,as sea.她属于自己，没有人能测出她心有多深，深似大

15、海。K名师点津adj.deephighwidelongn.depthheightwidthlengthV.deepenheightenwidenlengthenSentence Patterns重点句式1 not only.but also句型(教材 P55)For example, pesticides can damage the land by killing not only harmful bacteria and insects, but also helpful ones.例如，杀虫剂不仅可以杀死有害的细菌和昆虫，还可以杀死有益的昆虫，从而破坏土地。句式分析：句中not only

16、.but also.“不仅而且”用作并列连词，相当于“notjust .but also.”。R 例 1 3 Shakespeare was not only a writer but (also)an actor.莎士比亚不仅是一位剧作家，而且是一位演员。K例 23 Light and bright colors make people not only happier but more active.浅色和鲜艳的颜色不但使人看了高兴，也会使人更加活泼。K知识拓展X(1)该结构常用来连接并列成分，如两个主语、谓语、宾语、表语、定语、状语或句子， 在意义上强调后者，其中also可以省略。(2)

17、“not only.but also.”连接主语时，谓语动词的数遵循就近原那么；当not only位于句首 连接两个句子时，第一个分句要用局部倒装，第二个分句不倒装。K即学即练完成句子他们不仅闯进了他的办公室，而且撕碎了他的文件。They but (also)tore up his papers.不仅是你而且还有他从火中救出了那些男孩。has saved the boys from the fire.不仅学生，而且他们的老师也喜欢踢足球。Not just the students but also their teacher.他不仅能准确地说英语，而且说得很流利。Not only correc

18、tly but he also speaks it fluently.英国人和美国人不但语言相同，而且有很多相同的风俗习惯。The Americans and the British share a large number of social customs.重点句式2 too.to句型（教材 Ps5）As for chemical fertilisers, crops grown with them usually grow too fast to be rich in nutrition.至于化肥，用它们种植的作物通常生长得太快，而不含丰富的营养。句式分析：100. 10意为”太而不能”

19、，表示否认含义。K 例 13 He is too shy to speak to her.他太害羞，不敢同她讲话。K例 23 Its too cheap to be good.这东西太廉价，好不了（即廉价无好货）。K知识拓展loo+M/.（情感、心情或倾向等主语态度的词，常见的有anxious, eager, glad, happy, pleased, ready, willing, etc.）+to do sth.（表示肯定意义）非常/很做某事（2）not/never too.to do sth.并不太做某事only too.to do sth.非常做某事(4)cant/can never.

20、to.再也不过分K即学即练一完成句子/句型转换你做家庭作业时再怎样仔细也不过分。You cant be活到老，学到老。Never.他总是乐于助人。He is.他太小，还分不清是非。He right from wrong.She was so excited that she couldnt say a word when she heard the news.f She was when she heard the news.重点句式3 there be句型（教材 P56）Therefore, there is still a long way to find a suitable solut

21、ion that puts sufficient food on （he dinner table.因此，要找到一个合适的解决方案，使人们的餐桌上有足够的食物，还有很长的路要 走句式分析：there be句型，表示“某处有（存在）某人或某物”。K 例 1 3 There is an eraser and two pens on the desk.桌子上有一块橡皮和两支钢笔。K 例 22 There have been lots of accidents near the crossing.在这个十字路口附近，发生了很多事故。K知识拓展7（1 ）there be句型最简单的结构为:There b

22、c（is, arc, was, were ）+名词+地点状语。在There be引导的句子中，谓语动词be的人称和数应该和它后面的主语（名词）保持 一致，当有两个或两个以上的名词作并列主语时，be的形式那么和第一个名词保持一致（就 近原那么）。（3）there be 句型中的 be 可以用表示“存在”的动词,如 live, exist, lie, stand, seem, rise, remain, happen, come, go等替代。句型结构为：there+存在类动词+主语。K即学即练完成句子曾经有一个年轻人，他梦想夜暴富。who desired to be rich overnight.我们教室前有一棵老松树。in front of our classroom.此事似乎出了问题。something wrong with it.河里有几个孩子在游泳。swimming in (he rive