人教版(2019) 选择性必修第二册 Unit 1 Science and Scientists知识点课件(共23张PPT)

资源下载
  1. 二一教育资源

人教版(2019) 选择性必修第二册 Unit 1 Science and Scientists知识点课件(共23张PPT)

资源简介

(共23张PPT)
基础巩固
1.__________ adj. 极为恶劣的;十分严重的;严厉的→______________adv.严重地
2.______________ adj. 沮丧的→______________ adj. 令人沮丧的
→___________v. 挫败,使灰心→_____________n.挫败,沮丧
3.__________________adj. 相互矛盾的→______________v. 与…相矛盾
→_______________n.不一致 与……矛盾/相反
4. ______________v. 使感染;传染→______________n.感染
→______________ adj. 有传染性的→______________ adj. 受感染的
5.______________ vi.认购(股份); 定期订购; 定期捐助
→______________ n. 订阅人 赞成; 定期订阅; 定期捐助
6.      n.证据→      vt.证明 【复】
-proof 作为后缀 :防..的 waterproof 防水的 bulletproof 防弹的 windproof 防风的
severe
severely
frustrated
frustrating
frustrate
frustration
contradictory
contradict
infect
infection
infected
infectious
contradiction
subscribe
subscriber
proof
prove
be contradictory to…
subscribe to
proofs
an infected disease
infectious crowd
7._____________ adj. 数量多的→______________v.乘 ;倍增;繁殖
8.pump n. 泵 v.(用泵)抽出
9. household n.一家人 adj.家用的 家用电器
10.suspect [s 'spekt] v.怀疑 n.[C]犯罪嫌疑人→____________ n 怀疑
→_____________ adj.可疑的 怀疑……
怀疑某人做过某事
11.blame v.把…归咎于...; 责怪 n.责任; 责备
12.handle n.把手 ; v.处理;操作
【同】 处理 :
multiple
multiply
suspicious
household appliances
suspition
suspect sb. of doing sth.
be suspitious of
因某事而责备某人
put the blame on sb for sth
blame sth on sb
blame sb for sth
某人对某事承担责任
take the blame for sth
be to blame for sth
被……责备
solve/tackle/deal with
be blamed by
13.________________ n.干预→______________v.干预
14.____________ n.[C]纽带; 链接& v.把...连接起来
①There is a link between A and B A与B之间有联系
② link A to/with B 把A和B联系起来
③be linked to/with B 与...相关
15.____________ adj. 生的;未经处理的 raw material 原料 raw water 原水
16.____________ adj.干净的;纯的 →______________v.净化/ pj r fa /
17.________________adj.大量的; 价值大→_______________n. 物质;实质 / s bst ns/
18.____________n.减少 v.减少 ;降低
【同】reduce v./r dju s/; drop; fall 【反】 increase v. 增加
decrease (from...) to... (从……)减少到……
decrease by... 减少了…
intervention
intervene
link
raw
pure
purify
substantial
substance
decrease
connection/association
19.thanks to +好原因 幸亏;因为【同】:
20.____________ vt.使改观 vi.转变→ ________________ n.转化;改变
①transform A into B 把A变成B
②A be transformed into B A被(从B)变成C
n.运输__________________; v. 翻译 v 转移
21.________________ n.显微镜→______________v.望远镜→______________ n.微波炉
22. 创造性思维; 批判性思维
23. epidemiology n.流行病学 epidemics /,epi'demiks/ n.流行病;
24._____________ n.[C]病毒→___________adj. 病毒性的 go viral 走红
25._____________adj.最初的;开始的 n.首字母→___________adv.最初
26._________ adj.固体的,坚实的 & n.[C]固体→__________adj.液体的 n.液体/ l kw d/
transfrom
transfromation
microscope
telescope
microwave
virus
viral
initial
initially
solid
liquid
due to ; as a result of ;because of
owing to
transport
translate
transfer
creative thinking
critical thinking
original
gas
27. ____________v. 投掷 cast light on 使……清楚 ;sb be cast down 失望的
28.____________ vt.倒出 pour down 倾盆而下; 下大雨
29.___________ n.混凝土;adj. 具体的→______________adv.具体地
30.____________adj.爱国的→______________n.爱国主义 / p tri t z m/
31.break out(战争、打斗等不快的事情)突然开始;爆发
出故障 强行闯入
脱离 打碎;分手 突破
32.      vt.保卫;防守;辩解→       n.防御;保卫
保护某人免受… ; 为...辩护;自卫
33.      n.助理;售货员→      vt.帮助→      n.帮助
帮助某人某事 ; 在...的帮助下
来帮助某人
cast
pour
concrete
concretely
patriotic
patriotism
defend
defense/defence
assistant
assist
assistance
break down
break into
break away from
break up
break through
defend sb against/from
in defence of
assist sb with sth
with the assistance of...
come to one’s assistance
34. charge n./v. 管理;收费;控诉;充电
sb be in charge of sth /take charge of 主管...
sth be in the charge of sb 由...负责
free of charge 免费 charge sb with 控告某人某事 charge sb for sth 因为某事向某人收费
35.      adj.有天赋的→    n.礼物;天赋
【同】talented adj.有天赋的→ talent n.天赋
have a gift/talent for =be gifted /talented in...... 在...方面有天赋
e down with 患(病) 【区】calm down 冷静下来
come across偶然遇到 come up with 提出(想法)
37.     adj.抽象的 n.摘要 【反】concrete具体的)
38.      adj.稳定的;平稳的;稳步的→      adv.平稳地;持续地
gifted
gift
abstract
steady
steadily
39.       n.天文学家→      n.天文学→ n.宇航员/ str n t/
40._____________ adv.此外 【同】 furthermore, moreover, what’s more, in addition,
41. above all 最重要的是
all in all 总而言之 ; after all 毕竟;in all 总共;first of all 首先;not at all 一点也不
42._____________ n. 弱点;过错 find fault with 挑剔;批评
43._____________ n.改变;轮班 v.转移
the day/night shift 白班 /夜班
44.      adj.生动的;鲜明的;丰富的→      adv.生动地
astronomer
astronomy
astronaut
besides
fault
shift
vivid
vividly
重点句式及仿写
1. This will help you focus better when listening, making your listening more effective.分析:making your listening more effective 作结果状语, 表自然而然的结果;如果结果出乎意料,则用不定式.应用:a. 19世纪初,欧洲爆发了霍乱,导致成百万人死亡 In the early 19th century, cholera broke out in Europe, leading to/resulting in millions of deaths.b. 我赶到车站,去发现车已经开走了。I hurried to the station/went to the station in a hurry, only to find that the train had left.
他学习很努力,考试却不及格。
他试图掩盖真相,结果却欲盖弥彰
His parents died, _________(leave)him an orphan.
A little plan crashed into a hill,_________(kill) all 5 people in it
He hurried to the hotel only_________(tell)the tickets had been sold out.
He woke up only_________((find) himself in a
He studied hard only to fail in the exam.
He attempted to cover the facts only to let them out.
killing
leaving
to find
to be told
3. perhaps no other scientists has had a greater impact on China’s aerospace science than Qian Xuesen. 分析:no…+greater用法为否定+比较级, 表肯定或最高级。have a great impact on 含义为对…有影响; 相关用法:have an effect/influence on/make a difference to应用:a. 马克.吐温是最富有探索精神(adventurous)的作家。No writer is more adventurous than Mark Twain.
As soon as I arrived at home, I turned/switched on the computer and set out to play games.=Immediately/Instantly/Directly/The moment/The minute I arrived at home, I turned...=No sooner had I arrived at home than I switched on the computer and set out to play games
=Hardly had I arrived at home when I switched on the computer and set out to play games
=On arriving at home, I switched on…(此句式注意,arrive主语必须与主句主语一致)
2. As soon as you take pressure off, it becomes a liquid again.分析:as soon as 表“一……就”, 其他相关用法:______________________应用:我一到家,就开始开电脑玩游戏。(一句多译)
b. 在我看来,这位新经理并不比上任强。In my opinion/As far as I’m concerned/From my perspective, the new manager is no better than the previous/former/prior one.c. ---Let’s have a picnic tomorrow. ---It couldn’t be better. / Nothing could be better.(最好不过了)d. 恐怕没有人比我更了解李华了。I’m afraid that no person knows about Li Hua better than I e. 父母的言行对孩子的成长有很大的影响。Parents’ words and behaviors/What parents say and do have a great impact on the growth of their children.
我找不到更好吃的面包了。(这个面包最好吃)
我冲没有见过那只鸟的美能比得上这只的。(这是我见过的最好看的鸟)
I cannot find any better bread
I've never seen a nicer bird than this one
没有比那更丑陋的相貌了。(那张脸最难看。)
没有什么比那更难了。(那最难了)
Nothing is more difficult than that
There is no uglier face like that
4. Described as a man with “great scientific thought and scientific spirit” who was patriotic and served his homeland with effort, achievement, and devotion, Qian was an extremely well-respected man.分析:Described as 表被描述为,被形容为; 此处为省略结构,表被动, 作状语(成份),其主动用法为describe…as…; beyond description 表示难以描述.应用:
Devoted to/Buried in/Absorbed in his study; (专心于学习), he didn’t notice the teacher enter the classroom.
b. 袁隆平被认为是杰出的科学家,为农业做出了巨大贡献。c. I went to the beautiful village. The beauty there was beyond description. / No place is more beautiful than it(那儿太美了).
5.He received a hero’s welcome from his homeland and was put in charge of not only developing China’s rocket science but also its space and missile programme.Actually what matters is not only what they observe in the world around them and what questions they ask, but also how they use evidence and data to answer the questions分析:not only…but also…意为不但…而且…, 用于连接两个并列的成份,如主、谓、宾、表、定从等,注意:1). not only…but also…连接两主语时,谓语动词遵循“就近原则”;2). not only…but also…连接两从句且not only 置于句首时,含有not only的句子要使用部分倒装。
Considered/Recognized/known as a distinguished/noted scientist, Yuan Longping had made great contributions to agriculture.
a. Not only the temple,which was built in AD 200, but the ancient buildings around it are(be) worth visiting as well.b. 这项活动不但能开阔我们的视野,还能帮助提高环保意识。 Not only can the activity broaden our horizons but it also can help raise/enhance the awareness of environment protectionc. 我们不但要记尽可能多的单词,还要更多的了解用法。We should not only keep in mind as many words as possible, but get a better understanding of their usages.6. However, what might have made him such an outstanding and creative scientist was probably his strong interest in other things, such as music and drawing.分析:what 引导的从句为主语从句; 名词性从句包含:主语、表语、宾语、同位语应用:医生建议这个病人立马动手术。(使用名词性从句一句多译,并写出用了什么从句)The doctor suggested that the patients (should) have an operation immediately/instantly/in an instant.(宾语从句)The doctor’s suggestion was that the patients (should) have an operation immediately. (表从)=The doctor made a suggestion that the patients (should) have an operation immediately. (同位语=What the doctor suggested was that the patients (should) have an operation immediately. (主语从句+表语从句)
7. Once the maths was corrected, it showed that the big bang theory---and not the steady state theory---was true.分析:once此处引导状语从句, 意为一旦; once还有从前,曾经,一次含义。once 短语拓展:
at once立刻,马上 once in a while 偶尔 once and for all 最终地,彻底地once more/again再一次 all at once 突然 just for once 就这一次
once a day 一天一次 once upon a time 从前 once or twice 一两次应用:a. 他很固执,一旦下定决心,没人能说服他改变主意。He is stubborn. Once he has made up his mind, no one can persuade him to change his mind.用以上词组填空:b. Now that you are ill, take some medicine once a day.c. However, Snow never lost his desire to destroy cholera once and for all. d. I don’t; know her well. I only met her once or twice.e. If you’re late once more/again, you won’t avoid being punished.
8. Besides being brilliant, he was brave, though sometimes careless in what he said or did.分析:besides 意为另外,除此之外; 除…之外
other than, apart from, except, in addition to应用:a. 除了水稻,中国还有其他什么重要的作物?Besides/Apart from/Other than rice, what are other important crops in China b. 一放学,除了Tom之外,其他所有人都冲出了教室。 (Tom没有冲出去) As soon as school was over, everyone else dashed/rushed/ran out except Tom.
9. Two of the essential qualities a scientist needs to have seem to be curiosity and creativity. It seems that science is all around us. People who are curious usually have a mixture of seemingly desires…分析:it seems that/as if…意为似乎,好像,看来, 可改写为seem to do…seemingly 意为看似,貌似,表面上,看来,据说应用:a. 看来他们知道自己在干什么。 It seems that they know what they are doing. =They seem to know what they are doing.b. 似乎要下雨了。It seems as if it is going to rain. c. It is a seemingly (seeming) stupid question, but in reality(real), it’s not.
10. This is because they want everyone to benefit from their work.分析:This/That is because…意为这是因为(后加事件原因); 相关句式:This/That is why…这就是……的原因(后加事件结果);The reason why…is that… ……的原因是……应用:我迟到的原因是在路上堵车了。(一句多译)
I was late. That was because I was stuck in the traffic jam on the way.
=I was stuck in the traffic jam on the way. That was why I was late.
=The reason why I was late was that I was stuck in the traffic jam on the way.
达标检测
Ⅰ.单词拼写1.Customs officials have made a series of __________(相互矛盾的) statements about the equipment. 2.You have to have__________(证据;证明)of residence in the state of Texas, such as a Texas ID card. 3.He is __________(沮丧的) that his work has not gone very well recently. 4.The boy died of __________(数量多的) injuries, and everyone here felt sad for him. 5.We import ___________(生的;未加工的) materials and energy and export mainly industrial products. 6.The media put their every decision under the ___________(显微镜).7.Many poor ___________(家庭) are experiencing real hardship. 8.Population growth is __________(减少) by 1.4% each year. 9.In remote regions, the air is __________(纯的;干净的) and the crops are free of poisonous insecticides. 10.Official __________(数据) show real wages declining by 24%.
contradictory
proofs
frustrated
multiple
raw
miscroscope
households
decreased
pure
datas
11. The party suffered ______ (十分严重的) losses during the last election.12. He was an ____________ (杰出的) athlete and deserved to win.13. These children have health problems ______ (相关联) to a poor diet and a lack of exercise.
14. As nobody here knows what is wrong with the machine, we must send for an engineer to ______ (处理) the problem.
15. It is not your _____ (过错), so you needn't make an apology to Jim.
16. Standing at the window, I watched the rain ________ (倾泻) down.
17. My main reason for ____________ (订阅) to New Scientist is to keep pace of advances in science.
severe
outstanding
linked
handle
fault
pouring
subscribing
Ⅱ.单句语法填空1.Instead of _________ (blame) the child who had broken the vase, she gave him a tolerant smile and let him go. 2.After he grew up to be a ______ (science), he liked to do scientific experiments to test his ideas. 3.See, your computer has broken down again!__________ doesn’t make sense to buy the cheapest brand of computer just to save a few dollars. 4.This phenomenon is neither good _______ bad; it is a fact of college life,today and in the past. 5.She __________(suspect) that one of her three daughters—then ten, eight, and six—had picked it up, but the girls said they hadn’t. 6.Join in the holiday fun at the Powerhouse this month __________ (link) to our new exhibition. 7.However, when she hung up, she regretted the way she __________(handle) the call. 8.On September 11, 1933, famous physicist Ernest Rutherford stated, with confidence,“Anyone who experts a source of power in the __________(transform) of these atoms is taking moonshine. ”9.Their child is at the stage __________ she can say individual words but not full sentences. 10.Don’t be too severe __________ others’ errors.
blaming
blaming
It
nor
suspected
limked
handled
transformation
where
on
11. Due to the strict traffic regulations on drunk driving, the number of accidents ______________(decrease) recently.12. When things go wrong, all of us naturally feel disappointed and __________ (frustrate).13. Do you remember those puzzles where you had to transform one word ____ another
14. The young man _____________ (suspect) of stealing money from that apartment and was arrested.
15. She had recently lost her job as a physician's _________ (assist), and money was tight.
16. Einstein was not only the outstanding scientist,but also a _______ (gift) and enthusiastic musician.
17. The employment rate has continued to rise in big cities thanks __ the efforts of the local government.
18. The police had figured out the cause of the traffic accident and it was the driver of the lorry that was ________ (blame) for it.
19. Despite the _______ (steadily) progress of building work, the campaign against it is still going strong.
20. The trees planted at the end of the 1990s have become a powerful _______ (defend) against the strong wind.
has decreased
frustrated
into
was suspected
assistant
gifted
to
to blame
steady
defence

展开更多......

收起↑

资源预览