（2019版）新人教版选择性必修第二册Unit 1Science and scientists 章末复习ppt课件.pptx

1、Unit 1 Science and scientistsReview the whole unitWork in groups. Discuss the questions.What do you think make a great scientist? and share your favorite scientist with your deskmates.Lead inabstract adj. 抽象的；理性的；n. 摘要1. The author has abstracted poems from earlier books. 作者从以前的书中摘取了一些诗作。2. Its not

2、a question of some abstract concept. 这不是某个抽象概念的问题。Language point【拓展】distracted 心烦意乱的,精神不集中distractv.分心+ed的adj.心烦意乱的,精神不集中abstract 抽象的;心不在焉的abs离开+tract拉被拉开心不在焉attractive 吸引人的,引人注意的;漂亮的,迷人的attractv.吸引+ive的adj.吸引人的,引人注意的;漂亮的,迷人的Language pointdefend v. 保卫；防守；辩解保卫；防守；辩解1. He has hired a lawyer to defend

3、him against the allegations. 他已聘请了一位律师针对这些指控为自己辩护。2. Every man who could fight was now committed to defend the ridge.每个能够参加战斗的男子现在都决心要保卫这条山脊Language point【拓展】defend oneself 自卫；申辩；自行辩护defend against 抵抗，保卫defend with 用保卫Language pointin charge of 主管；掌管主管；掌管1. The cook is in charge of the kitchen helpe

4、r. 这位厨师负责管理厨工.2. Ill be in charge of the whole factory next week when the director is away.下周厂长不在时, 我将负责整个工厂。【拓展】in the charge of 由掌管take charge of 掌管Language pointdecrease v. 减少减少1. The demand for tea is on the decrease each year. 茶叶的需求量逐年递减.2. Last year there was a 20 % decrease in his earnings. 去

5、年他的收入减少了20%.Language point【拓展】decrease to 减少到decrease by 减少了on the decrease 在减少there is a decrease in 在方面有所减少Language pointsubscribe to 同意；赞同；定期订购同意；赞同；定期订购1. Which journals does the library subscribe to? 图书馆订有哪些报刊？2. I heartily subscribe to that sentiment. 我十分赞同那个观点。Language point【拓展】agree : 普通用词，侧

6、重指对某事同其他人有相同的意见或想法。consent : 指同意别人的请求、建议或满足他人的愿望，着重意愿或感情，常和to连用。approve : 侧重对认为正确或满意的事表示赞同或批准。作不及物动词用时，常与of连用。Language pointthanks to 幸亏；由于幸亏；由于1. I have given thanks to God for delivering me from that pain. 我感谢上帝把我从那种痛苦中拯救出来。2. Thanks to you, I was saved from drowning.幸亏你, 我才没有淹死。Language point【拓展】

7、due to : 用于较庄重的书面语中，侧重起因于，在句中多作表语，有时作状语。owing to : 可以和due to换用，但在句中多作状语，也可作表语。because of : 着重某种原因的理由，在句中通常作状语。thanks to : 突出一种感激之情，含多亏意味。Language pointsevere adj. 严重的；严厉的严重的；严厉的1. We are in one of the most severe recessions in modern times. 我们正在经历现代最严重的一段经济衰退。2. She had quite severe bruising and a c

8、ut lip. 她身上有严重的淤伤，嘴唇也破了。Language point【词义辨析】earnest : 指严肃，认真，含诚恳和热情意味。serious : 指具有关键、严肃或严重意义的事情。severe : 指面孔的严肃，法律的严厉，伤病的严重。着重严厉性，无丝毫温情。Language pointblame vt.&n. 责怪；指责责怪；指责1. The president put the blame squarely on his opponent. 总统把责任完全推给了他的对手。2. I do not blame them for trying to make some money.

9、我认为他们想赚一些钱也是情有可原的。Language point【拓展】blame sb for sth 因为某事指责某人blame sth on sb 把某事归咎于某人be to blame (for sth) 对某事负有责任，该受责备accept/ bear/ take the blame for sth 对负责； 为 承担责任Language pointlink n. 联系；纽带 v. 把联系起来They have yet to break the link with the trade unions. 他们还必须断绝与工会组织的联系。【拓展】link A to B connect A

10、with B 把A和B联系起来Language pointbreak out 爆发爆发1. Should another world war break out, what would become of human beings?万一另一次世界大战爆发，人类将会发生什么事？2. His face broke out in a rash.他的脸上突然长满了皮疹。Language point【拓展】break away from 脱离，放弃(习惯)，打破(陈套)break down 打破，坍塌，身体跨break in 插嘴，使驯服break into 破门而入，突然。起来break off 折断

11、，突然停止讲话，解除(婚约)break out 爆发(战争，火灾，疾病)break through 突围，冲破break up 拆散，分解，学校放假Language pointcome down 患病患病Language pointThe boy has come down with influenza. 男孩得了流行性感冒.He had come down with the flu. 他得了流感病倒了。Language point【拓展】come by 走过 come down 降下 come for 来迎接 come forward 挺身而出 come in 进来 come into 进入

12、 come of 由产生 come off 从掉落 come on 上演 come out 出来 come out of 出自 Language pointfault n. 错误；弱点错误；弱点Divorce is never the fault of one partner; it takes two.离婚从来都不是一方的错误：双方都有责任。I support him against those who are finding fault with him.我支持他反对那些专挑他毛病的人。Language point【拓展】error： 指思想或行动背离正题轨道或没有得到正确指引而出现的偏差

13、或错误。fault： 一般指小并且可宽容的缺点、错误。mistake： 最普通用词，泛指思想上、行为上或认识上的判断或理解方面的错误。shortcoming： 指没有达到所要求的标准、没有充分发展或没尽到职责的不足、缺点或短处。多用复数形式。英汉互译英汉互译_ raw; _pure; _substantial; _decrease; _转换_显微镜_思考 _领导力 _ 杰出的_有天赋的_抽象的_概念_爆发_ 负责_患病In charge of纯净的实质性的减少transformmicroscopethinkingleadershipoutstandinggiftedabstractconcep

14、tbreak out生的come down一、定义：一、定义：1. 表语从句就是用一个句子作为表语。说明主语是什么或者怎么样，由名词、形容词或相当于名词或形容词的词或短语充当，和系动词一起构成谓语。 Eg: The problem is puzzling. 主语 系动词 形容词作表语The problem is when we can get a pay rise. 主语 系动词 一个句子作表语-表语从句 Language pointContent2.连接表语从句的连接词有：that, what, who, when, where, which, why, whether, how.He ha

15、s become what he wanted to be ten years ago. She has remained where I stood yesterday for an hour. His suggestion is that we should stay calm. The question is when he can arrive at the hotel. Content1.表语从句一定要用陈述语序。表语从句一定要用陈述语序。False: The question is when can he arrive at the hotel.Right: The questio

16、n is when he can arrive at the hotel.Content2. 不可以用不可以用if，而用，而用whether 连接表语从句连接表语从句(as if 例外）。例外）。引导宾语从句时可以互换if/whether 位于介词后要用whether，位于句首时要用whether 引导表语从句，主语从句，同位语从句时要用whether。False: The question is if the enemy is marching towards us.Right: The question is whether the enemy is marching towards us

17、.Right: It looked as if he had understood this question.Content3.不像宾语从句，在有表语从句的复合句中，主句时态和从句时态可以不一致。不像宾语从句，在有表语从句的复合句中，主句时态和从句时态可以不一致。Right: The question is who will travel with me to Beijing tomorrow.Right: The question is why he cried yesterday. 4.that在表语从句中不可以省掉。在表语从句中不可以省掉。 His suggestion is that

18、 we should stay calm. 他的建议是，我们应该保持冷静。Content“That is why.”是常用句型， 意为“这就是的原因/因此”， 其中why引导的名词性从句在句中作表语， 该句型通常用于针对前面已经说明过的原因进行总结，又如： 1. That is why you see this old woman before you know, Jeanne. (前文提到Jeanne对老妇人显得苍老憔悴深感诧异， 说话人对她讲述了其中的原因之后，用这一句来进行概括)。2. That is why I came. 这就是我来的原因1. The traditional view

19、 is _ we sleep because our brain is “programmed” to make us do so. 2. You are saying that everyone should be equal, and this is _ I disagree. 3. I drove to Zhuhai for the air show last week. Is that _ you had a few days off? 4. _ she couldnt understand was _ fewer and fewer students showed interest

20、in her lessons. 5. _ made the school proud was _ more than 90% of the students had been admitted to key universities. that where whyWhatwhyWhat that 6. Are you still thinking about yesterdays game? Oh, thats _ makes me feel excited 7 . The question is _ we will have our sports meet next week.8The re

21、ason why he failed is _he was too careless.9. Go and get your coat. It s _you left it10The problem is _ we can get to take the place of Ted whatwhetherthatwhere whoWork in groupsDiscussWork in groups. Discuss the meaning of the following prefix and suffix.re- micro- ory- ial-dis- trans- ion- ology-再次微小表否定转变学表示名词表示形容词表示形容词 Find the words from the previous pages with the following prefixes or suffixes.Suffix Words Suffix Wordsory -ialion- ology Prefix Words Prefix Words re- micro dis- trans-transformmicroscoperemoveinitialepidemiologyinterventioncontradictorydiseaseWork in groupsBye-bye!