《Unit 1 Nature in the balance Grammar and usage 学案-高中英语牛津译林版必修第三册.docx》由会员分享，可在线阅读，更多相关《Unit 1 Nature in the balance Grammar and usage 学案-高中英语牛津译林版必修第三册.docx（5页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Unit 1 Nature in the balance Part 3Grammar and usage 语言聚焦 词汇点击l.Its about some of the worst environmental problems were facing today.(page 6)它是关于我们今天所面临的一些最糟糕的环境问题。(l)environmental adj.自然环境的，生态环境的，有关环境的We should pay more attention to the environmental impact of pollution. 我们要更加注意污染对环境的影响。【归纳拓展】中不生与e
2、nvironmental相关的词块：environmental issues/,problems 环境问题environmental damage 环境破坏T 去 environmental influences/,impact 环境影响 (2)face vt.面对；面临be faced with面对；面临The company is facing a financial crisis.这家公司正面临一场财务危机。 She is faced with a hard decision at present.她目前面临一个艰难抉择。 【归纳拓展】face vt.承认，正视Its not alway
3、s easy for us to face the truth.承认事实对我们来说并不总 是一件容易的事情。2.A11 of them come up with creative ideas on how to solve these problems.(page 6)他们所有人都提出了解决这些问题的有创意的办法。come up with提出，想出The boy came up with a new idea for improving learning efficiency. 那个男孩想出了一个提高学习效率的新办法。【归纳拓展】come up被提及，被讨论；即将发生(或出现、到来) 朝容的后
4、外得原的不，The issue of environmental protection has come up in different conferences.环境保护问题已经在不同的会议上被提及。I had to leave early because something came up at home. 我不得不早点离开，因为家里出了点事。句型精析Some call for the application of modern technology,and others a change of lifestyle.(page 6)有些人要求运用现代技术，有些人要求改变生活方式。【解析】该句
5、是一个省略句，others后面省略了 call foro在并列句结构中， 后面的句子常常省略与前面句子相同的主语、谓语或其他成分。如：I am fond of reading,.and my sister writing.我喜欢阅读，我妹妹喜欢写 作。【拓展】并列句中的省略主要有以下几种情况：主语相同，谓语不同，则可以省略主语。如：My uncle gave up smoking for two years,but soon returned to his old ways.我叔叔戒了两年烟，但很快又抽上了。主语不同，谓语中的一部分相同，则省略谓语中相同的部分。如:Some students
6、go to the mountain,and others to the seaside.有些学生去了山上，有些去了海边。主语相同，谓语也相同，则二者都可省略。如：Your proposal made us excited,.but Mary angry.你的提议让我们兴奋， 却使玛丽生气。在并列复合句中，如果that从句从属于第二个并列分句且它的谓 语动词和宾语等句子成分与第一个并列分句相同，这个that从句通常可以省略相同的部 分。如:Jack will dance at the party,but I know that Tom wont杰克会在派对上跳舞，但我知道汤姆不会这么做。语法指
7、导省略省略是英语中一种避免重复，突出关键词语，并使上下文紧密连接 的语法手段。省略的原则是既不损害语法结构，同时又不能产生歧义。1 .不使用替代词的省略(1)省略主语(You)Open the window and the door for me,please.(2)省略主语和谓语或主语和谓语的一部分Why (do)not(you)say goodbye to your lovely cousin?(Are you)Ready?Try to answer these questions in yourw words.省略宾语Which of them is better?-Well,its h
8、ard to tell(which of them is better).(4)省略表语-Are you hungry?-YesJ am (hungry).(5)省略所有格后面的名词The girFs handwriting is much better than his brother!s(handwriting).(6)省略定语从句中的关系代词关系代词hat、which whom在定语从句中作宾语时通常可以省略。 如：The book(that)he bought last week was written by a famous writer.The man(whom)you had s
9、aid hello to was my English teacher.(7)不定式中的省略英语中为避免重复，经常省略上文已提到的动词原形或短语，只 保留不定式符号口。这类动词或动词短语有 expect、forget hope intend mean prefer refuse try want、wish、would like、like、love 等。如：She asked me to dance with her,but I didnt want to(dance with her).在 have to、need ought to be going to used to 等后省略动词。 如：
10、I really didnt want to go there with him,but I had to (go there with him).在形容词delighted、glad happy pleased等后省略to后面的动词。 如：-Will you join in our discussion?! be glad to (join in your discussion).如果不定式中带有be、have、have been等，通常保留be、have have been 等。如：-Did he pass the driving test?-No,but he ought to have
11、(passed the driving test).(8)状语从句中的省略a.如果状语从句的主语和主句的主语一致，并且从句的谓语部分含 有be动词，则可以将从句的主语连同be动词一起省略。引导这类状语从句的连词有 when、while though if、unless 等。如：The little girl began to cry when (she was)asked by her parents.The old woman was knocked down while (she was)crossing the street.b在有些状语从句中，如果从句的主语是t,谓语部分含有be动词，
12、it和be动词可一起省略。这种结构通常为possible when it is necessary等。如：We!ll have the old house pulled down when（it is）necessary用so可替代单词、短语或句子，作believe、expect、do、fear hope suppose say think 2 ,使用替代词的省略 等的宾语。如：-Will it be fine tomorrow?-I hope so.（I hope that it will be fine tomorrow.）同步练习高中英语必修第三册随堂练习、将下列句子改写为省略句（可将句
13、子中部分成分省去）1. You come this way,please1.1 beg your pardon?2. She works harder at English than I work.3. Is there anybody you want to see?4. Why dont you go picnicking with us in the mountain?5. You may go with us if you want to go with us.6. Mary likes reading better than she likes going to parties8.W
14、hat a pity it is that you can!t come with us!二、根据中文提示，用省略句形式完成下列句子1 .-Will you please go shopping with me this afternoon?（我想去），but I have much work to do.2 .-Will Mr Brown come,too?-Yes.（他答应来）, but he hasnl turned up yet,3 .He said he would do（尽一切努力来帮助我们）,4 .（当被邀跳舞时）, she said she couldnt,5 .-Do you
15、 think he will come to see us?6 .-Is it going to rain?（我认为不会）.（恐怕不会）.7 .-Can you go to the concert with us this evening?（为什么不）?8 .No one can break the rules punished.（如果你违反了）, you are sure to be9 .-It is said that Mary got her arm broken.10 .He was told not to go there alone at night, （怎么会这样）?（然而他却去了）