2021新版人教版选修三英语Unit3 Environmental Protection Section B Learning About Language ppt课件.pptx

1、Section B Learning About Language .知识体系图解 重点词汇 1.basin n. 2.penguin n. 3.implement vt. 4.moderate adj. vi.盆地;盆 企鹅 使生效;贯彻;执行 适度的;中等的;温和的 缓和;使适中 热带的;来自热带的 原子能的;核能的;原子核的 (热带)丛林;密林 8. vi.(使)改正;改造 n.改革;变革;改良 9. vt.经历;经受(变化、不快等) 10. adj.和谐的 11. vt.呈递;屈服 12. adj.每年的;一年的 n.年刊;年鉴 13. n.混乱;杂乱;紊乱 14. adj.敏感的;善

2、解人意的;灵敏的 reform undergo harmonious submit annual chaos sensitive 重点短语 1. 代表(代替)某人 2. 作为而著名 3. 寻找 4. 把和联系起来 5. 既又;除之外(也) 6.bring about 7.lead to 8.die out 9.print out 10.take a taxi on behalf of be known as in search of link.to. as well as 带来 导致 灭绝 印出 乘出租车 重点句式 The Amazon basin,known as the “lungs of

3、 the world”,not only provides some ecology balance for the planet,but also food and resources for the local natives. 重点语法 直接引语和间接引语 .释义匹配 1.undergo A.happening once a year 2.basin B.able to understand other peoples feelings and problems 3.submit C.to experience something which is unpleasant or which

4、 involves a change 4.annual D.to give a plan,piece of writing,etc. to someone in authority for them to consider or approve 5.sensitive E.an open round container shaped like a bowl with sloping sides,used for holding food or liquid 答案 1.C 2.E 3.D 4.A 5.B .选词填空 submit,undergo,harmonious,reform,sensiti

5、ve 1.The government announced a much-needed programme of economic . 2.Teachers should be expected to mid-career training and development. 3.We protested about the changes for a long time,but in the end we had to . 4.It is very important for us to build a society. 5.Throughout her career she remained

6、 very to criticism. reform undergo submit harmonious sensitive 重点词汇 1.Many experts link Chinas economic success to the comprehensive reform that China has undergone since 1978. 许多专家将中国经济的成功与中国自1978年以来所经历的全面改 革联系起来。 【词汇精讲】 reform vi.(使)改正;改造 n.改革;变革;改 良 He put forward some plans to reform the country

7、s economy. 他提出了一些改革国家经济的计划。 The countrys education system was crying out for reform. 这个国家的教育体制正急需改革。 We have never doubted of the success of our reform. 我们从未怀疑过我们的改革会获得成功。 【词汇拓展】 reformation n.改革;变革 2.According to the report submitted by researchers,between 20 and 25 percent of all annual carbon dio

8、xide emissions are caused by the destruction of tropical forests. 根据研究人员提交的报告,年度二氧化碳排放量的20%至25%是由 热带森林的破坏造成的。 【词汇精讲】 submit vi.呈递;屈服 We have submitted these suggestions for your consideration. 我们提出这些意见供您参考。 He was losing the fight but he wouldnt submit. 他被打败了,但他不会屈服。 【词汇拓展】 submit to sb/sth 顺从/服从/屈从

9、某人/某事 submit sthto sb 把递交/提交/呈递给某人 submitthat.(正式)建议/认为 He submitted his proposal for urban development to the city council. 他将城市发展建议提交市议会。 We submitted that the case couldnt be proved. 我们认为这个案件无法被证实。 3.Im doing a project on behalf of my school about global warming. 我正在代表学校做一个关于全球变暖的项目。 【词汇精讲】 on be

10、half of sb/on sbs behalf代表(代替)某人 It is my great privilege to say something on behalf of all the students. 我很荣幸能代表所有的学生讲话。 On behalf of everyone here I want to thank you for your help. 我代表在场的各位感谢你帮助了我们。 重点句式 The Amazon basin,known as the “lungs of the world”,not only provides some ecology balance for

11、 the planet,but also food and resources for the local natives. 亚马孙流域被称为“世界之肺”,不仅为地球提供了一些生态平衡,而 且为当地土著人提供了食物和资源。 【句式剖析】本句是一个简单句。not only.but also.连接两个谓 语。known as.是过去分词短语,在句中作定语。过去分词作定语 时和所修饰的名词有逻辑上的动宾关系。 The computer centre,opened last year,was very popular with students. 去年开的电脑中心很受学生欢迎。 Items bough

12、t from the Internet are much cheaper than those from stores. 从网上购买的东西比商店里便宜得多。 【句式拓展】 (1)单个过去分词作定语要放在名词之前,过去分词短语作定语要放 在名词之后。 To her the outside world was a totally unknown quantity. 对她来说,外部世界完全是个未知数。 (2)不及物动词的过去分词作定语表示完成的动作。 There are many fallen leaves on the ground. 地上有许多落叶。 (3)过去分词作定语也可改为定语从句。 Ma

13、ry,known as a student singer,was a student in Grade 2. Mary,who is known as a student singer,was a student in Grade 2. 玛丽,被称为学生歌手,是二年级的学生。 重点语法 直接引语和间接引语 引述别人的话有两种方式:一种是直接引述别人的原话,并把它放 在引号里,这叫直接引语;另一种是用自己的话来转述别人的话,并 且不能用引号,这就是间接引语。直接引语可转换为间接引语,转 换时要注意以下几点: 1.主句谓语动词的变化 直接引语是陈述句时,变为间接引语时主句的谓语动词said to

14、sb要 变为told sb;直接引语是一般疑问句或特殊疑问句时,变为间接引语 时主句的谓语动词said要变为asked。 Lily said to me,“Im going to have a birthday party next week.” Lily told me she was going to have a birthday party the next week. My mother said to me,“Have you finished your homework?” My mother asked me if I had finished my homework. My

15、friend said to me,“Where have you been?” My friend asked me where I had been. 2.连接词的使用 直接引语是陈述句时,间接引语用连接词that引导,that可以省略;如 果是一般疑问句,要用if/whether来引导;如果是特殊疑问句,则要用 原疑问词来引导。 He said,“Most of us like playing football after class.” He said (that) most of them liked playing football after class. I asked Mar

16、y,“Did you take part in Annes party last Saturday?” I asked Mary if/whether she had taken part in Annes party the Saturday before. Tom said to me,“How did you cross the river without a boat?” Tom asked me how I had crossed the river without a boat. 3.从句语序的变化 无论直接引语是陈述句、一般疑问句还是特殊疑问句,变为间接引 语时要用陈述句的语序。

17、 I said to Mary,“Do you really understand the meaning of the sentence?” I asked Mary if/whether she really understood the meaning of the sentence. The teacher asked,“Where was it that you lost your key to the classroom?” The teacher asked where it was that I had lost my key to the classroom. 4.从句人称的

18、变化 直接引语变为间接引语时,需要根据主句的人称对从句中的代词作 相应的调整。直接引语是第一人称,变为间接引语时要和主句的主 语一致;直接引语是第二人称,变为间接引语时要和主句的宾语一 致;直接引语是第三人称,变为间接引语时代词的人称不变。 John said to me,“I will go climbing by myself.” John told me he would go climbing by himself. My friend asked Tom,“Do you think a diary can become your friend?” My friend asked To

19、m if he thought a diary could become his friend. Father asked Mother,“Have they arrived yet?” Father asked Mother if they had arrived already. 5.从句时态的变化 主句的谓语动词是过去时,变为间接引语时的时态变化见下表: 直接引语 间接引语 一般现在时 一般过去时 一般将来时 过去将来时 现在进行时 过去进行时 一般过去时 过去完成时 现在完成时 过去完成时 I said to Mary,“Does your sister like playing th

20、e piano?” I asked Mary if her sister liked playing the piano. Father said,“I am going to spend my holiday at the seaside this summer.” Father said he was going to spend his holiday at the seaside that summer. The boy said to Mum,“I have already learned 10 English songs.” The boy told Mum that he had

21、 already learned 10 English songs. She said to me,“I went over my lessons last night.” She told me she had gone over her lessons the night before. 注意:在下面情况下,变为间接引语时,从句中谓语动词的时态不变。 (1)直接引语是谚语、客观事实、真理时,变成间接引语时谓语动词 的时态不变。 The teacher said to us,“Light travels much faster than sound.” The teacher told us

22、 that light travels much faster than sound. (2)直接引语的谓语动词是一般过去时,并且和具体的过去时间连用, 变成间接引语时动词时态不变。 He said,“The Peoples Republic of China was founded on October 1,1949.” He said that the Peoples Republic of China was founded on October 1,1949. 6.从句时间状语的变化 直接引语变为间接引语时,由于从句时态发生了变化,所以时间状 语也要作相应的调整。 (1)与现在有关的时

23、间状语now要变为then,today,this morning (afternoon,evening,week)要变为that day,that morning(afternoon,evening,week)。 My friend said to me,“I am going swimming this afternoon.” My friend told me that he was going swimming that afternoon. The teacher said,“I havent seen Jane today.” The teacher said he hadnt se

24、en Jane that day. (2)与将来有关的时间状语tomorrow,tomorrow morning(afternoon,evening),next week(month)要变为the next day,the next morning(afternoon,evening),the next week(month)。the day after tomorrow要变为in two days time。 My brother said,“There is going to be an English film tomorrow evening.” My brother said the

25、re was going to be an English film the next evening. Jane told me,“I am going abroad next week.” Jane told me she was going abroad the next week. (3)与过去有关的时间状语yesterday (morning,evening),last night (week,year),two days(a week) ago要变为the day (morning,evening) before,the night (week,year) before,two d

26、ays (a week) before。 I asked him,“Where were you last night?” I asked him where he had been the night before. My sister said,“I read the book several weeks ago.” My sister said she had read the book several weeks before. 7.其他词语的变化 指示代词this要变为that,these变为those,地点副词here要变为there, 动词come要变为go,bring要变为ta

27、ke等。 He said to me,“This car belongs to me.” He told me that car belonged to him. He said,“I will come here this evening.” He said he would go there that evening. 8.祈使句的引语转换 (1)直接引语是表示“请求;劝告”的祈使句时,变为间接引语要用 “ask/tell/advise sb to do”结构。 “Listen to the teacher carefully in class,Tom,”said Mrs Brown. M

28、rs Brown told Tom to listen to the teacher carefully in class. The monitor said to me,“Dont forget to turn off the lights when you leave.” The monitor asked me not to forget to turn off the lights when I left. (2)直接引语是表示“建议”的祈使句时,变为间接引语可用suggest doing结构。 “Lets go swimming in the lake this Saturday a

29、fternoon.” John said. John suggested going swimming in the lake that Saturday afternoon. “Let me help you with your English,”my friend said to me. My friend suggested helping me with my English. (3)直接引语是表示“命令;警告”的祈使句时,变为间接引语可用 “order/command/warn sb to do”结构。 The officer said to the soldiers,“Keep q

30、uiet!” The officer commanded the soldiers to keep quiet. The policeman said to the boys,“Dont play football in the street any more.” The policeman warned the boys not to play football in the street any more. .单句语法填空 1.It is well known that the jazz festival is held (annual) in July. 答案 annually 2.Th

31、e Browns have a very (harmony) relation with their neighbors at the moment. 答案 harmonious 3.The final deadline for (submit) is February 21st. 答案 submissions 4.Representatives of the company claim their plan will be sensitive local needs. 答案 to 5.I must, behalf of my company,thank you again for your

32、generous help. 答案 on .完成句子 1.In primary school,our teacher told us that (地球 围着太阳转). 答案 the earth goes around the sun 2.My brother asked me (我到 什么地方去过). 答案 where I had been 3.My friend wanted to know (我是 否愿意和她一起去度假). 答案 whether I would like to go on a holiday with her 4.My parents asked me (我要做什 么) after graduation. 答案 what I would do 5.Can you give me some advice on (我如 何才能学好英语口语)? 答案 how I can learn spoken English well