牛津译林版 (2019)选择性必修 第三册Grammar and usage背景图ppt课件
展开Explring the rules
D yu knw what they are?
FAST (Five-hundred-meter Aperture Spherical Telescpe) 500米口径球面射电望远镜,也被称为“中国天眼”
Galile telescpe
Read the article n page 20 and fill in the fllwing table.
The Hubble Space Telescpe
T see further than grund-based telescpes; t play a crucial rle in the discvery f the mysterius dark energy
T search fr Earth-size planets rbiting ther stars
Belw is a newspaper feature article n the use f telescpes t explre space. Find the sentences with subject clauses.
( )
( )
( )
( )
1. That Hubble is based in space allws it t see further than grund-based telescpes, …2. Whether life n ther planets des exist is yet t be prved, but the signs are It is clear that telescpes are crucial tls fr space explratin and that develping the required technlgy will help astrnmers all ver the wrld make exciting discveries.4. Hw much we will learn frm the telescpes is merely limited by ur imaginatin.
Wrking ut the rules
主语从句应使用_________语序。
1. Where we will have a picnic shuld be discussed. Where will we have a picnic shuld be discussed. 2. Hw we g fr a picnic shuld be discussed. Hw d we g fr a picnic shuld be discussed.
Subject clauses (主语从句)
在复合句中,如作主语的是一个从句,该从句被称为主语从句。主语从句必须用陈述语序。
the earth mves arund the sun is well knwn.
he will cme r nt is nt knwn yet.
that/ whether
that不做成分,不表意思,不能省略。
whether不做成分,表意思“是否”。
1.①_________we'll g camping tmrrw depends n the weather.
② It makes n difference _______ yu will g tday r tmrrw.
2.① _________ r nt he will cme still remains a questin.
__________we'll succeed remains t be seen.
1.主语从句位于句首时;
2.从句后有r或紧跟r nt时
主语从句中用 whether 不用 if 的情况:1.主语从句位于句首时; 2.从句后有r或紧跟r nt时。
1.__________ he'll cme this evening is uncertain.2. It’s uncertain _________ he’ll cme this evening.3. __________ she’s cming r nt desn’t matter t much.
whether/if
He desn’t knw _____________yu will leave.
3. It makes n difference yu will g tday r tmrrw.
1.________ he'll cme this evening is uncertain.2. It’s uncertain _________ he’ll cme this evening.
4. 他不确定你什么时候走。 What he is nt sure is _________yu will leave.
whether/ if
主语从句中用 whether 不用 if 的情况:1.主语从句位于句首时; 2.从句后有r或紧跟r nt时。
5. ____ yu wrk hard, yu are sure t succeed.
宾语从句中whether和 if 可互换,表语从句、同位语从句用 whether 不用 if .
条件状语从句用 if 不用 whether.
_____will be sent there has nt been decided.
______yu need is mre practice.
_______ne is the best is nt clear.
_________ cmes first will get a free bk.
_________ he did was right.
__________ team gains the mst pints wins.
wh,what, which,whever, whatever, whichever
_______they will cme hasn't been made public.
________he has gne is a questin.
______there is gravity is hard t understand.
_____ he can earn a living in Britainremains a big prblem.
1. when, where, why, hw
③___ he didn't attend the meeting wasn't clear.
连接代词和连接副词在句中既保留自己的疑问含义、 又起连接作用,在从句中充当从句的成分。
④____ the plane will take ff has nt been annunced.
①__ will cme t teach us is nt knwn.
②___ hurt my feelings was the judge's cmment.
连接代词通常在主语从句中充当成分
英译中:Wh will be sent there has nt been decided.
What yu need is mre practice.
Which ne is the best is nt clear.
Whever cmes first will get a free bk.
Whatever he did was right.
Whichever team gains the mst pints wins.
谁会被派出去还不知道。
你所需要的(东西)是更多的实践。
哪一个是最好的还不清楚。
无论谁第一个到(任何第一个到的人)都会得一本免费书。
他做的任何事情都是对的。
无论哪个队获得最多分就算赢。
wh/what/which/whever/ whatever/whichever
wh/whever引导名词从句的区别:wh引导的表“一件事”, whever引导表“一个人”
连接代词做主干成分,表意思,不能省略。
中译英:他们什么时候会来还没有公布。他去了哪里还是个问题。为什么会有重力难以理解。他能如何在英国谋生依然还是一个问题。
they will cme hasn't been made public.
he has gne is a questin.
there is gravity is hard t understand.
he can earn a living in Britain remains a big prblem.
when, where why, hw
连接副词引导名词从句,在句中不做主干成分,表意思。
6. What we need ______ mre bks.
1. Wh wn the match _____ still unknwn.
5. What she lacks ______ experience.
2. What yu said ______ perfectly true.
3. When and why he will leave there _____ unknwn.
4. What yu said and what yu did ______all right.
一个主语从句后的谓语动词一般用单数形式。多个主语从句后的谓语动词用复数形式。一个主语从句的几个方面也用单数形式。
what引导的主语从句,谓语动词的数由后面的表语决定。
1. Whether the patient will be taken ______ unknwn.2. When and where the patient will be taken _____ unknwn.3. When the task can be finished and whether he can have a rest ________ unknwn.4. What he wants mst _________ staying with his family. What they need _______ masks(口罩).
主句的谓语动词,大多数使用_______ (单数?复数?)
由两个连接词引导同一个主从,谓动使用____ (单数?复数?)
主语为and连接的两个主从时,谓动使用____ (单数?复数?)
what在主从中做宾语时,谓动由______决定单复数 (主语?表语?)
1)_____ yu said yesterday is right.2)_____ she is still alive is exciting. 3)_____ he lst the bike wrried him a lt.4)_ _ he lst yesterday is his bike.
WhatThatThat
what 与 that在引导主语从句时的区别
what 在从句中充当句子成分,如主语、宾语、表语,而that 则不然。
1.很明显他已经知道了真相。2.他们是否能完成任务还不确定。3.他们什么时候来还没有决定。
_____ is bvius ______ he has knwn the truth.
____ is uncertain _________ they will finish the tasks.
____ hasn’t been decided _____ they will cme.
主语从句常用it作形式主语放句首,从句为真正的主语,放在句末,使句子更平衡。
clear, bvius, likely, prbable,essential surprising…
It + be +形容词+主语从句 做是的
我们都不知道谁会告诉我们最新信息。. It is unknwn t us all wh will tell us the latest infrmatin.
said, reprted, believed, thught, annunced,estimated…
2. It + be+过去分词+主语从句 据
例:据说他是班上最用功的学生. It is said that he studies hardest in class.
pity, hnr, gd idea, fact, gd news …
3. It +be +名词+主语从句 做是的
例:很遗憾他错过了这么好的机会, It was a pity that he missed such a gd chance.
seem, happen, appear, lk, ccur, turn ut …
4. It+不及物动词+主语从句
例:It happened that they were ut that day. 碰巧那天他们不在家。
It happened that... 碰巧…… It ccurred t me that…我突然想起…It seems/ appears that ... 看起来...
wrry, shck …
5. It+及物动词+宾语+主语从句
例:It shcks me that he failed in this exam. 他没通过考试,震惊到我了。
Applying the rules
Circle the mistakes and crrect them in the blanks.
1 The space missin went s well was beynd ur expectatins.
Predicate verb
Subject clause
lack f a wrd intrducing the clause
That the space missin went s well was beynd ur expectatins.
2 Whether they are able t grw mre vegetables depend n hw much time it takes.
third persn singular
Whether they are able t grw mre vegetables depends n hw much time it takes.
3 It was nt clear hw lng he will stay n the space statin.
preparatry subject
It is nt clear hw lng he wuld stay n the space statin.
4 What the lunar prbe did nt land was a wrry fr the peple back n the Earth.
the clause is a statement
That the lunar prbe did nt land was a wrry fr the peple back n the Earth.
5 That makes the Chinese peple happy is that China has successfully launched a space rcket.
the clause is a questin
What makes the Chinese peple happy is that China has successfully launched a space rcket.
Cmplete the passage with the crrect subject clauses in the bx belw.
a hw it laid the fundatin fr future explratinb that the data gathered by them prvided valuable infrmatinc what advances China will make in the futured why China is ne f the wrld leaders in space explratine what amazed the whle natin in Octber 2010
The Chinese Lunar Explratin Prgram is als knwn as the Chang’e Prgram. Run by the China Natinal Space Administratin, China’s space agency, it cmprises three stages: rbiting, landing, and returning.The prgram’s first spacecraft, Chang’e 1 Lunar rbiter, was launched in Octber 2007.
It successfully rbited and scanned the Mn. _____ was that Chang’e 2 reached the Mn within just five days. With better techniques and equipment, Chang’e 2 cmpleted a mre detailed scan f the Mn befre heading int deep space. The success f the tw spacecraft shwed the wrld hw far Chinese space explratin had cme. It was evident _____.
December 2013 witnessed the Chinese spacecraft’s first sft landing n the Mn. The landing f Chang’e 3 prved t be a success and ______ was plain t see. In January 2019 Chang’e 4 succeeded in landing n the far side f the Mn.In December 2020, Chang’e 5 successfully cllected and returned lunar samples. China has successfully cmpleted the three stages f the prgram. Hwever, _______ is anybdy’s guess.
Fill in the table belw abut the majr achievements f the Chinese Lunar Explratin Prgram.
In Octber 2007
In Octber 2010
In December 2013
In January 2019
In December 2020
It successfully rbited and scanned the Mn.
It cmpleted a mre detailed scan f the Mn.
It landed n the Mn.
It succeeded in landing n the far side f the Mn.
It successfully cllected and returned lunar samples.
Describe the majr achievements f the Chinese Lunar Explratin Prgram using subject clauses.
What Chang’e 1 did was that it successfully rbited and scanned the Mn.That Chang’e 3 landed n the Mn laid the fundatin fr future explratin.It was exciting that Chang’e 4 succeeded in landing n the far side f the Mn.
用主语从句完成句子。1. 他昨天晚上干了些什么正在调查之中。 is being investigated. 2. 她成为艺术家可能是受她父亲的影响。 may have been due t her father’s influence. 3. 他们是否会支持我们还是一个问题。 was a prblem.
What he did last night
That she became an artist
Whether they wuld supprt us
4. 竟有这么多人失业这是不公平的。 s many peple shuld lse their jbs. 5. 谁先到就会获奖。 will receive a prize.
It’s unfair that
Whever cmes first
Fill in the blanks with the prper linking wrds t frm subject clauses.
1. ______ learning a freign language can develp students’ thinking ability is well accepted.2. ______ makes Tm s extrardinary is his rich imaginatin and his ability t express himself.3. It is cmmn knwledge ______ the Earth is the nly planet in the slar system suitable t live n.4. Did it ever ccur t yu ______ she was telling a white lie?
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