高中英语牛津译林版 (2020)必修 第三册Unit 4 Scientists who changed the worldGrammar and usage背景图ppt课件

这是一份高中英语牛津译林版 (2020)必修 第三册Unit 4 Scientists who changed the worldGrammar and usage背景图ppt课件，共2页。PPT课件主要包含了Seen，Seeing，Lost等内容，欢迎下载使用。
1. Tu Yuyu has becme the first female scientist f the Peple’s Republic f China t receive a Nbel Prize, awarded fr her cntributin t the fight against malaria.2. Thanks t her discvery f qinghasu, malaria patients all ver the wrld nw have had a greatly increased chance f survival.
Read the fllwing sentences and pay special attentin t the underlined part.
Explring the rules
3. Brn in 1930, in Ningb, Zhejiang Prvince, Tu studied medicine at university in Beijing between 1951 and 1955.4. Inspired by an ver 1,600-year-ld text abut preparing qingha extract with cld water, Tu redesigned the experiments and tried extracting the herb at a lw temperature in rder nt t damage its effective part.5. Even with large amunts f qingha extract prduced, hwever, they still faced anther prblem.
What d the underlined parts have in cmmn?
They are all verb-ed frms.
过去分词是英语中一种非谓语动词形式，它表示动作或状态已经发生或完成，或是动词与被修饰名词之间存在被动关系。英语
1.The brken windw has been repaired. (被动）
2.the bk was written by a famus authr. (被动)
3. I have finished my hmewrk. (完成）
过去式是动词的一种形式，常做句子的谓语，表示过去发生的某个动作或状态。英语
1.They walked t schl yesterday. (过去）
2.I played ftball with my friends last night. (过去)
过去式是动词的一种形式，发生过去、已经发生的事 情，表示短暂的动作。 "I saw him yesterday."（我昨天看见了他）
过去分词是非谓语的一种一般用于被动句或完成时。 "The bk was written by him."（这本书是他写的）
1. The letter was sent by my friends.
2. I was tired after a lng day.
3. The brken glass is dangerus.
4. Jenny has seen that mvie befre.
5. He smked many cigarettes a day until he gave up.
a brken windw
a plluted river
归纳1：单个过去分词作定语放于其修饰的名词之____。
=The player _____ _____ lved by many peple is Ya Ming.
The player lved by many peple is Ya Ming.
A lady dressed in white is Zha Liying .
=The lady________ ____dressed in white is Zha Liying.
wh/that is
The suggestin made by experts was adpted by the manager. The meeting, attended by twenty students, was a great success. Excited peple are waiting fr their her.
3.过去分词作定语，表示_______和_____ __的意思。表示动作已经完成。
4.过去分词作定语也可以用作非限制性定语，前后用_______隔开。
5.有些过去分词已转化成形容词，表示“感到……的”，通常用来修饰人。 常用的此类词有：excited, amazed, astnished, shcked等。
1.单个的过去分词作定语,放在被修饰词的______（left除外）。
2.过去分词短语则放在被修饰词的______，相当于一个定语从句。
The highly praised scientist wn an award.
The experiment mentined in yur article is interesting.
带有宾语补足语的一般句型为：
Everyne calls him
宾语补足语一般放在宾语_________, 对宾语起____________的作用。
I saw her _______ (bite) by a dg.
感受到某人或某物被……
I raised my vice t make myself _______. (hear)
have, make, get, keep, leave
过去分词用在_________________________等使役动词之后，表示_____________.
The father wants his daughter __________(teach) dancing.
过去分词用于表示“_________________”等意义的词后，如：_______________________等表示______________________。
want, wish, like, expect, rder
“希望/要求某人或某事被…”
With many flwers __________(plant) arundthe building, his huse lks like a beautiful garden.
过去分词用在“______ +宾语＋宾补”结构中。
The scientist fund the equipment in the labratry destryed.
过去分词作时间状语时，相当于时间状语从句。可在过去分词前加上连词“when, while, until”等，使其时间意义更明确。
Lked at frm a distance, the painting seems much mre beautiful．= lked at frm a distance, the painting seems much mre beautiful．当从远处看时，这幅画似乎更美了
1.过去分词作时间状语
1.When it is seen frm the tp f the hill, the park lks mre beautiful.
___________________________, the park lks mre beautiful.
Seen frm the tp f the hill
过去分词作原因状语时，可转换为由since, because或as引导的原因状语从句，这类状语多放在句子的前半部分。
Wrried abut the speech cmpetitin, I was unsettled these days．= wrried abut the speech cmpetitin, I was unsettled these days．由于担心考试，我这几天感到不安。
2.过去分词作原因状语
Because I was
1. As the children were exhausted, they fell asleep at nce.
The children, _____________,fell asleep at nce.
过去分词作条件状语时，可转换为if, nce或unless等引导的条件状语从句。
Given a few minutes, I’ll finish the task．= given a few minutes, I’ll finish the task．再给我几分钟的时间，我就会完成这个任务。
3.过去分词作条件状语
1.If she had been given mre time, she wuld certainlyhave dne much better.
___________________, she wuld certainlyhave dne much better.
Given mre time
过去分词作让步状语时，相当于一个以thugh/althugh引导的让步状语从句。
Invited by him, I wn’t take part in the party．= invited by him, I wn’t take part in the party．即使被他邀请，我也不会参加聚会。
Thugh I was
4.过去分词作让步状语
过去分词作方式或伴随状语时，通常不能转换为状语从句，但可用并列分句代替。
The patient gt ff the bed, supprted by the nurse．=The patient gt ff the bed, supprted by the nurse.那个病人在护士的搀扶下下了床。
5.过去分词作方式/伴随状语
1. He std there silently and was mved t tears.
He std there silently, ________________.
mved t tears
Treated with the new medicine, the patients sn recvered.
Once finished, this reprt will be very useful fr future research.
the prepared mind
get its mass prductin started
Surprised by this
1. The verb-ed frm can be used like an adjective r an adverb, indicating a(n) ________ (active/passive) meaning.2. The verb-ed frm can appear befre r after a nun r prnun. It mdifies the nun r prnun like a(n) ________________ (relative clause/adverbial clause).3. The verb-ed frm can be used as an adverbial r an bject cmplement.
relative clause
________ frm the tp f the building, the schl lks beautiful. ________ frm the tp f the building, we fund the schl beautiful.
从楼顶上看，学校看起来很美。
我们从楼顶往下看，发现学校很美。
1. __________ (cmpare) Shanghai with Xi'an, we fund Shanghai is larger.2. ____________ (cmpare) with Xi'an, Shanghai is larger.3. ______ (lse) himself in thught, he almst ran int the car in frnt f him.4. ____ (lse) in thught, he almst ran int the car in frnt f him.
Benjamin Franklin was a famus scientist, writer, printer, inventr and plitician.As a scientist, he was well knwn fr his kite experiment. The stry ges like this: Franklin had fund lightning (1) __________ (interest) fr years, believing it was actually electricity. He designed an experiment t prve his thery.He wrked ut that by flying a kite during a thunderstrm, electricity culd g thrugh the wet kite line dwn t the earth. (2) _________ (knw) it was t dangerus t hld the wet line, Franklin held a silk ribbn (3) ____(tie) t the end f it. He made sure the silk ribbn stayed dry s that the electricity wuld nt g thrugh his bdy. Then he attached a metal key where the ribbn and kite line jined. When a thunderstrm apprached, the lightning wuld charge the key. (4) _________ (cnduct) n a strmy day in 1752, his experiment prved lightning was really just electricity.Franklin had his thery (5) _________ (accept) by many peple. Hwever, sme peple questined whether he had actually dne the experiment, (6) _________ (argue) that if he had really dne it, he wuld have received a deadly electric shck. Whatever the truth, Franklin did make cntributins t the studies f electricity.
interesting
p48 知识点be cnsidered t be/as 被认为是 cnsideratin cnsiderable cnsideratene f+ the +adj.最高级+n.复数bserve 观察/庆祝/遵守perfrm sme tests 进行一些测试indicatebe aware that... be aware f... awareness unawarebe useful fr treating wunds 对治疗伤口有用make it int an effective medicine 使它成为有效的药物catch/attract the attentin f... 引起...的注意mass prductin 批量生产by accident=by chance=accidentally 偶然experienced adj.有经验的Frtune favurs the prepared mind. 机会总是留给有准备的人
p49 知识点be highly praised 被高度赞扬be well knwn fr 因...闻名wrk ut vi.锻炼 vt.解答出prve ne's thery apply thery int practice 把理论运用到实践中g thrugh stay dry 保持干燥jin 加入，连接receive a deadly electric shckquestin v.质疑make cntributins t=cntribute tthe rigin f... 是...的起源 riginal riginatethe driving frce 驱动力