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高二英语人教版选修8学案互动课堂Unit3Inventorsandinventions

鬼***笑

贡献于2021-03-19

字数:18474

互动课堂
词汇梳理
  1 discovery n 发现发觉
观察示例
The country became rich following the discovery of oil
发现石油国家变富
The researchers have made a number of important discoveries
研究员已许重发现
纳拓展
discovery作名词两重意思:发现发现物
特提示
作发现讲时数名词作发现物讲时数名词常动词make连make an important discovery意思重发现
动词discover
The drug is not a new discovery—it has been known about for years
种药什新发现——年前已解
 2 abrupt adj 突然意外
观察示例
The road is full of abrupt turns
条路急转弯
The meeting came to an abrupt end
会议突然结束
A man with an abrupt manner is not welcome here
举止粗鲁里受欢迎
纳拓展
abrupt意思突然意外粗鲁副词abruptly名词abruptness数
 3 convenient adj 便利方便
观察示例
They abruptly disappeared into a convenient hole in the wall
突然消失附墙洞中
Will 3 o’clock be convenient for you
三点钟方便?
I’m afraid this isn’t a convenient moment to see you
想时候见恐怕合适
Our house is very convenient for the shops
房子离商店
特提示
作便讲时常for
反义词inconvenient副词conveniently名词convenience
convenience作便利讲时数名词便利设施讲时数名词
4 expectation n 预料期期
观察示例
This was in the expectation that the snakes would bite again
预料蛇会咬
He has little expectation of passing the exam
考试格抱希
I usually enjoy his films but the latest one didn’t come up to my expectations
喜欢电影部期样
There was a general expectation that he would win
普遍认会获胜
纳拓展
expectation意思期期数名词动词expect
特提示
expectation意思期事物前景时常复数
beyond expectation出意料
in expectation of预料
against expectation(s)预期相反
in expectation 指中期着
 5 passive adj 动消极动语态
观察示例
I collected the passive snakes and the next day we released them all back into the wild
法抵抗蛇收集起第二天放野外
They received the news of their defeat with passive resignation
奈消极心态接受失败消息
How can you be so passive Why don’t you do something about it
消极呢?什采取点措施呢?
纳拓展
passive 形容词意思消极动抵抗
特提示
反义词active
passiveactive voice动动语态
6 bear n 熊 v 忍受忍耐负担
观察示例
A brown bear was trapped in a cave
棕熊困山洞里
She bore the pain with great courage
非常勇敢忍受痛苦
I can’t bear being kept waiting
法忍受家长时间等候
I couldn’t bear to listen any longer so I left the room
实听便离开房间
纳拓展
can’t bear to do sth can’t bear doing sth 般情况定式表示某次动作can’t bear doing sth表示惯性动作
 7 mess n 脏乱状态杂乱
观察示例
There’s a lot of mess to clear up
许脏东西清理
This room is in a mess
房间杂乱堪
This illness makes a mess of my holiday plans
场病假期计划乱
He spent all day just messing about
整天混日子
Stop messing about and tell me clearly what happened
闹告诉底发生什事
His late arrival messed up our plans
迟计划乱
纳拓展
mess作名词时义项:杂乱脏乱脏东西整洁乱七八糟事
mess作动词时义项:事事混日子胡闹
特提示
mess定冠词连复数make a mess of 扰乱弄乱mess up动词词组:搞乱搞糟mess aboutaround事事
 8 current n (水气)流电流
 adj 现前
观察示例
If sound waves could be reproduced in a moving electrical current they could be sent along a wire
果声波电流中复制电线传送
The current is the strongest in the middle of the river
河中央水流急
This button switches the current on
电钮接通电流
Most of the old are interested in current events
部分老年时事感兴趣
They are expecting profits of over 2 million in the current year
期年利润超200万美元
The word is no longer in current use
词现已
纳拓展
current作名词时意思气流水流洋流电流
current作形容词时意思时流行通modern latest意思相
 9 importance n 重(性)
观察示例
Bell was fully aware of the importance of his invention
贝尔发明重性着清醒认识
How much importance do you attach to the latest events
事件重性?
The real importance of this new law is the protection it gives to female workers
项新法令真正重意义女工提供保障
纳拓展
importance作名词义项:重重某事某重原
importance数名词形容词importantbe of importancebe important
 10 practical adj 实际实践实
观察示例
Bell was in truth a continuing searcher after practical solutions to improve the quality of everybody’s life
实际贝尔位孜孜倦探索者探究许提高生活质量实方法
She lacks practical experience
缺乏实际验
He is wearing a practical uniform which is comfortable and doesn’t show the dirt
穿着种舒服耐脏实制服
纳拓展
反义词impractical名词形式practice动词practisepractice动词-ing形式
 11 call up……电话……回忆起
观察示例
When I called up my mother in the countryside on the telephone she was very upset
乡妈妈电话时正感心烦
I call you up this evening
晚电话
The music calls old times
音乐回想起旧日时光
This old photo calls up memories of my childhood
老片引起童年回忆
规提示
call up宾语果代词代词应放callup间果具体物放callup间up均
I called her up
I called the girl up
I called up the girl
call up作电话讲时ring up代
look back onto sth回忆记起讲语般call up意思……回忆起语物
拓展
call on sb拜访……
call at (a place) 参观……
call off 取消
call on sb to do sth号召某做某事
call in 电话召(服务)
call for 需接
 12 in case防万假
观察示例
Take your coat in case it rains
着雨衣防雨
I’ll cook plenty of potatoes just in case(they decide to stay for dinner)
算煮马铃薯备万(决定留吃饭)
In case they are late they will have no food for lunch
假晚便没午饭吃
规提示
in case of加名词代词意思…………时候
:In case of fire ring the bell发生火灾请速接铃in case条件状语句应注意般时态代时
in this case果样话
in that case果样话
in any case
in no case决情况
 13 dive into 跳水(头)手伸入……中(活动问题等)全心投入潜心研究
观察示例
Leave the beaten track occasionally and dive into the woods
偶尔离开路寻求困境
The boy dived into the river from the bridge
男孩桥跳入河中
He dived into his pocket and pulled out a quarter
手伸入口袋中取出枚25美分硬币
He dived intoin the history of China
潜心研究中国历史
规提示
dive into作潜心……讲时devote oneself to sth意思样devote oneself to sth投身……奉献……意思
 14 set out to do sth某目标努力
观察示例
Bell never set out to invent the telephone and what he was trying to design was a multiple telegraph
贝尔没算发明电话努力设计种复合电报
He set out to break the record for the channel swim
决心破游海峡记录
They set out to examine the ship
着手检查艘船
规提示
set out to do sthset about doing sth意思样
set out forset off forleave for意出发里
15 hang on挂断紧握住
观察示例
Hang on(to the trap) and the bus is about to start
抓紧(皮圈)公汽车开动
I’m afraid the line is busy would you like to hang on
电话恐怕占线等会?
I know you’re tired but try to hang on a bit longer
知道累坚持会吧
规提示
hang on作挂断坚持讲时hold on法样
Hold on a minuteI’ll just get a pen
请稍等枝笔
Try and hold on until help arrives
想办法坚持帮助
hang up意思挂断电话
I was so angry that I hang up on him
气挂断电话
 16 get through设法联系(尤指电话)(设法)做完通(考试)完光(成功)
观察示例
I can’t get through
接通(电话)
We were all delighted when we heard you had got through(your exam)
听(考试)格时高兴
We got through a whole chicken at one sitting
次吃鸡
The government managed to get the new law through
政府想法新法案通
规提示
get sththrough……某讲清楚
Her father has been trying to get it through to her that she must work harder if she wants to pass the exam
父亲直试图明白果想通考试必须更加努力
go through指法律通指通考试常get through
 17 ring back(……)电话回复电话
观察示例
I told him you weren’t in so he said he’d ring back later
说便说晚时候()电话
I didn’t get through just now but soon he rang back
刚没接通(电话)快回
规提示
ring off挂断 ring up……电话
ring towith回响
The courtyard rang withto their shouts
呼喊院子里回荡
ring round许电话遍电话
She rang round to tell all her friend the news
 18 get down to开始认真……开始认真干……
观察示例
This time when I got down to examine the snakes I found them very sleepy
次认真检查蛇时候发现昏昏欲睡
It’s hard to get down to work after a nice holiday
度愉快假日难子认真投入工作
I really must get down to filling in my tax form
真认真填写报税表
规提示
get down to 中to介词应名词代词动词-ing形式
set out to do中to定式符号意思……目标努力get down to意思着手认真干……
基础示例
1.1)义句转换
  The scientist discovered a lot of new things about the matter of the universe
The scientist__________ a lot of __________about the matter of the universe
答案:made discoveries
2)完成句子
  The__________(发现)of the new land made us surprised and excited
答案:discovery 
3)单项填空
  Gilbert __________electricity and Edison __________the electric light bulb
A invented discovered 
B discovered invented
C invented invented
D discovered discovered
提示:invent意思发明创造出原存东西discover发现出显示原已存东西(尚未知)发现矿产事实等
答案:B
2.完成句子
(1)An__________(突然)change of policy made everything up
(2)Our communication was__________(突然)interrupted
(3)The__________(意外突然)of his appearance made a mess of our plan
(4)His__________(粗鲁)speech made all the audiences angry
答案:(1)abrupt 
(2)abruptly 
(3)abruptness 
(4)abrupt
3.1)完成句子
  We bought this house for its__________(方便):it is very__________(方便)for the library and it has lots of __________(便利设施)
答案:convenience convenient conveniences
2)单项填空
  Come and see me whenever__________
A you are convenient
B you will be convenient
C it is convenient to you
D it will be convenient to you
提示:判断whenever引导时间状语句根时间条件状语句中般时态代时态掉BD两项convenient语般物结构It is convenient to sbfor sbto do sth中
答案:C
4.单项填空
(1)We thought John would do well but he has succeeded__________ 
A in our expectation of
B beyond our expectation
C against expectation
D in our expectations of
提示:句意预料约翰会做错做更加超预料
答案:B
(2)He closed the windows__________rain
A in the expectation of
B in expectations of
C in the expectations of
D in expectation of
提示:句意预计会雨()关窗户
答案:D
(3)I thought I could get the patent but__________expectations I didn’t
A in         B against
C out D beyond
提示:句意预计会专利正相反没
答案:B
5.英译汉
(1)Although I tried my best to encourage the boy he remained passive
 ______________________________________________________________________
(2)Our army put the enemies in a passive position
 ______________________________________________________________________
(3)Can you change the passive voice sentence into an active voice one
 ______________________________________________________________________
(4)He played a passive role in the relationship
 ______________________________________________________________________
答案:
(1)力鼓励孩子然消极
(2)敌处动状态
(3)动语态句子变成动形式?
(4)关系中处动位
6.单项填空
(1)I can’t bear him__________her
A married to B to marry
C marrying D have married
提示:句意忍受娶marry次具体动作非常态动作
答案:B
(2)I can’t beara__________lone
A living
B live
C having been lived
D lived
提示:句意难忍受独住Live alone表示长期动作状态常态动词
答案:A
7.完成句子
(1)He is always      (事事)doing nothing
提示:句意总事事doing nothing作伴状语
答案:messingaround about
(2)The workmen cleaned up      (肮脏东西)before they left
答案:all the mess
(3)The unexpected stranger__________(弄成团糟)of the party
提示:句意速客聚会搞砸
答案:made a mess
(4)The unexpected stranger__________the party__________(弄糟)
答案:messed up
8.英译汉
(1)current coinmoney
(2)current opinionbeliefs
(3)the current year
(4)the current issue of magazine
(5)a cold current of air
(6)currents moving through a wire
(7)the current events
(8)the current fashion
(9)the current of a river
(10)the current of public opinion
答案:
(1)流通货币
(2)时观点
(3)年
(4)杂志期
(5)寒流
(6)电流
(7)时事
(8)时装
(9)河里水流
(10)前公众观点
9.1)完成句子
(1)The matter is of great__________(重)
(2)Education has lots of__________(重性)
答案:
(1)importance 
(2)importance
2)单项填空
  He made another important discovery of great importance to science__________
A which I guess is
B which I guess it is
C which I guess it
D I guess which is
提示:选项结构应which引导定语句引导词应前面掉D项I guess成插入语掉缺动词C项which句中作语B项中it余
答案:A
10.单项填空
(1)The machine is too complex to be__________
A impractical B practical
C practice D practise
提示:句意机器太复杂实
答案:B
(2)The musician has been used to__________
A practise playing piano every morning
B practise playing the piano every morning
C practicing playing the piano every morning
D practicing playing piano every morning
提示:be used to意思惯practise 练面接v-ing作宾语乐器前加定冠词
答案:C
11.单项填空
(1)When I __________Tom he was doing some shopping
A called on B called up
C called off D called over
提示:call on 接sb填入意思拜访句正买东西构成合理情景
答案:B
(2)The film__________scenes of childhood
A looked back on B looked back to
C called up D called out
提示:句意部电影()想起少年时情景语物
答案:C
(3)The government__________the army to help put out the forest fire
A called on B called up
C called in D called out
提示:句意政府调集军队帮助扑灭森林火call on处含义贴切
答案:C
(4)—Hello this is Tom speaking
—Hi Tom please stay at home I’ll __________you at five o’clock and we’ll go shopping
A call at B call for
C call out D look for
提示:句中两处关键信息stay at homewe’ll go shopping中间缺乏相会环节选择call for sb接某look for寻找已知Tom家必寻找
答案:B
12.1)完成句子
(1)__________(样)I shall return in a day or two
(2)I’ve got the key__________(防)we want to go inside
(3)__________()are you to leave your post
(4)__________(果样话)I have no more to say
答案:
(1)In any case 
(2)in case 
(3)In no case 
(4)In that case
2)单项填空
  I had to go to work in__________case my child would always live with his grandmother
A this B that
C which D 
提示:which代表句引导定语句
答案:C
13.单项填空
(1)He__________the bag and brought out two red apples
A put into B dragged into
C dived into D caught into
提示:A项应put his hand into BD两项存
答案:C
(2)He__________his career and made a great contribution to our country
A dived himself into
B devoted himself to
C dived in
D devoted to
提示:dive物动词掉Adevote物动词
答案:B
14.单项填空
(1)At dawn they set__________to get ready for the work of the day
A off B about
C out D in
提示:set off接for状语set about接v-ing形式set out接定式意动身做……
答案:C
(2)They set__________at about 8 o’clock
A about to work
B about to working
C about working
D out work
答案:C
15.1)单项填空
(1)He hung__________until the rope broke
A down B to
C on D up
提示:句意抓住绳子直断裂
答案:C
(2)It’s hard work but if you__________on long enough you’ll succeed
A insist B hang
C stick D go
提示:句意份工作干坚持肯定会成功insist ongo on接v-ingstick连介词to
答案:B
2)义句转换
  Please don’t ring off I still have something to tell you
Please don’t __________ __________ I still have something to tell you
答案:hang up
16.1)单项填空
(1)—It’s a good idea But who’s going to__________the plan
—I think Tom and Greg will
A get through B carry out
C go through D carry on
提示:句意计划错谁执行?carry out意执行实践go through意思穿carry on意思坚持干继续做
答案:B
(2)Tom failed but his sister__________in the exam
A went through
B pass through
C got through
D succeeded through
提示:D项应掉through pass through意思路
答案:C
17.完成句子
(1)I__________(电话)for several times but I couldn’t get through
(2)He      (挂断电话)before I could say a word
(3)You should not      (遍电话)to ask them such a silly question
答案:(1)rang her up
(2)hung up
(3)ring around
18.单项填空
(1)Jerry did research in that field for a long time He__________invent something useful
A got down to
B hoped himself to
C set out to
D devoted himself to
提示:AD两项中to介词接n pron v-ing宾语句B项存说hope to dowish sb to do
答案:C
(2)After a wonderful travel he got down to__________ a book about it
A write B to write
C have written D writing
答案:D
重难突破
  1seem to doseem(to be)seem likeas ifIt seems that似……
观察示例
They seem to have made their home there
似安家
There only seemed to be powders designed to kill snakes
似设计杀死蛇药末
Things are not always what they seem(to be)
事物非总表象致
It would seem that there is no way out of our difficulty
似法摆脱困境
It seems like years since I last saw you
似年没见
It seems(as if)there will be an election soon
似久进行选举
规提示
seem to do sth似做……种时态:
seem to do sth
seem to be doing sth
seem to have done sth
seem like般名词seem as if句子时as if省略
seem句时语般it
seem to be + adj结构中to be省略
 2It wasisthatwho强调句型
观察示例
It was this exploring around problems that led to his most famous invention—the telephone in 1876
问题断探索1876年成著名发明——电话
It was not until five days later that Bell sent the first telephone message to his assistant Watson
(专利予)五天贝尔助手华生发出第电话信息
It is in the city that you are going to pay a visit to that this kind of beer is produced
种啤酒参观城市里生产出
It is the school and the teachers that they often talk about
常谈学校老师
规提示
强调句型中强调象名词代词介词短语
It iswasthatwho果掉句子然成立文第二例句中掉It wasthat句需倒装
特注意含定语句强调句型文第三例句中前面that引导句子作city定语句换成which省略面that强调句型中that省略
 3 倒装句
观察示例
Only after you have had that recognition can you say that you are truly an inventor
已获种认证说真正发明者
Nor will you receive a patent until a search has been made to find out that your product really is different from everybody else’s
直调查表明产品确实专利
Only the students in Class 3 can do the exercises
三班学做练
Never can you pass the exam if you don’t devote yourself to your study
果全心全意学通考试
Here was a chance for me to distinguish myself by inventing
回机会表现发明某种东西
Here comes the bus
汽车
规提示
only开头句子果only修饰句子状语句子句部分倒装only修饰句子语时倒装
否定词no not never hardly seldom等开头句子句子句部分倒装
here there away out等副词开头句子常完全倒装语代词时部分倒装Here you are()Here are you
活学巧
1.1)义句转换
(1)He seems to know everything
 _________ _________ _________ he knows everything
(2)What he had done sounded reasonable
What he had done_________ _________ _________ reasonable
(3)It seems as if he has been at the scene of the crime
He seems_________ _________ _________ at the scene of the crime
答案:(1)It seems that 
(2)seemed to be 
(3)to have been
2)单项填空
  You’d better tell Mum the truth—she seems_________ told everything
A to be B to have been
C to have D that has been
提示:seem作语时加句掉D项情景母亲已告知定式动作应该动完成
答案:B
21)汉译英
(1)公园里遇
 ______________________________________________________
(2)公园里遇
 ______________________________________________________
答案:
(1)It was me who you met in the park
(2)It was in the park that you met me
2)填空题
(1)It was at 3 o’clock _________ I arrived
(2)It was 3 o’clock _________ I arrived
(3)It was in the room _________ you were born _________ we had a talk
答案:(1)that 
(2)when(引导定语句) 
 (3)wherewhen
3)义句转换
  Not until I had finished my homework did I go to bed
It was_________ _________ I had finished my homework_________ I went to bed
I_________ go to bed _________ I had finished my homework
答案:not until that didn’t until
3单项填空
(1)Only when your identity has been checked_________
A you are allowed in
B you will be allowed in
C will you allow in
D will you be allowed in
提示:only+状语放句首时部分倒装状语包括副词状语句等
答案:D
(2)Not a single song_________ at yesterday’s party
A she sang B sang she
C did she sing D she did sing
提示:否定副词(含半否定副词)放句首时部分倒装
答案:C
(3)Little_________ about his own safety though he was in great danger himself
A does he care B did he care
C he cares D he cared
提示:little处副词少意思形容词
答案:B
语法精讲
分词作定语状语
观察示例
Prepared with these findings I decided on three possible approaches
带着发现作充分准备决定三种方法
Pressed by my friends and relations I decided to send my invention to the patent office to get recognition for my successful idea
朋友亲戚力劝决定发明送专利办公室便成功想法获认
One day as he was experimenting with a straw joined to a deaf man’s ear Bell noticed that when he spoke into the ear the straw drew sound waves on a piece of smoked glass
天根连聋耳朵子做实验时贝尔注意着(聋)耳朵说话时子声波聚集块熏黑玻璃片
All the broken doors and windows have been repaired
坏门窗修
Shown the lab we were taken to see the library
带参观实验室带参观图书馆
规提示
分词作定语时修饰词间逻辑动关系修饰词动词表动作承受者果动词物动词分词表示动作完成例:
a fallen leaf落树叶(表完成)
a broken cup碎杯子(表动完成)
分词修饰句子作状语时修饰句子语逻辑动关系
单分词作定语常放修饰词前面分词短语常放面
考题现
单项填空
(1)(典回放)___________more time he’ll make a first class tennis player
A Having given B To give
C Giving D Given
提示:句意假时日会成名流网球选手句语作条件状语分词间动关系表达if he is given more time
答案:D
(2)(典回放)Don’t use words expressions or phrases ___________only to people with specific knowledge
A being know B having been know
C to be known D known
提示:空缺处部分作定语化定语句辨出时态表达which is known to显然没必时(C项)进行时(A项)完成进行时(B项)含义
答案:D
(3)(典回放)___________in 1636Harvard is one of the most famous universities in the United States
A Being founded B It was founded
C Founded D Founding
提示:foundHarvard动宾关系(掉D项)表句动作时发生(掉A项)选B项时句子缺乏连词
答案:C


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【词析】音析:元音字母e,i,a分别读作 和 。义析:to be slow to act,speak,or decide【典句】We do not hesitate to give our lives for our country,let alone suffer some hardships.我们不惜为国献身,更不必说吃点苦了。【拓展】1)构词:hesitation n.犹豫,踌躇2)牢记相关短语:hesitate at nothing 毫不犹豫地做某事;without hesitation毫不犹豫地,立即 伪装;假扮;遮盖; n.伪装

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高二英语人教版选修8Unit5Meetingyourancestors生词巧解素材

生词巧解 确认;识别;鉴别【词析】音析:元音字母 i,e,i,y分别读作 ,[e],[I]和 。形析:iden (=idea 认识,观点)+ti(=to)+fy(使)义析:tell the difference between【典句】I identified the jacket at once;it was my brother’s.我立即认出了那件外套,那是我兄弟的。

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