内容正文:
高中冀教版
【必修2】
Unit 4 Waves of Technology
必修2
【Unit4】Waves of Technology
词义辨析及同义替换精讲
本单元核心词汇
一、全部单元单词
normal/nml/adj.正常的:
一
organized/'3 ganarzd/ad.有条
calorie/'kalari/n.卡路里
般的
理的
position/p3'zn/n.处境:位置
metal/'metl/n.金属
battery/'baetri/n.电池
rate /rert/n.率;比率;速度
lap1ep/n.大腿;一圈
credit/kredit/n.信用;信誉;借wrist/rist/n.手腕;腕关节
convenient /kan'vi:niant/adj.方款
clip /klrp/v.夹住;别住
便的:实用的
consumer /k3n'sju:ma)/n.消费onto/'pnta/prep.向,朝
Wi-Fi/war far/n.无线保真
者;顾客:用户
experiment /ik'spermant/n.
download/,dan'laud/v.下载
operation/,Dp3'reIn/n.运作;手验
update/,△p'dert/v.更新;使现术
despite/dr'spait/prep.即使;尽
代化
efficient /I'funt/adj.效率高的;管
blog /blog/,n.博客
有功效的
feature/fi:tr)/n.特征:特色
digital/'dd3t/adj.数码的
track/traek/v.跟踪;追踪
词义辨析及同义替换
l.convenient /kan'vi:niant/adj.方便的;实用的
词义辨析:
convenient:侧重表示'方便的、便利的”,强调符合个人需求或节省时间,通常用于描述事物的
特性,常用搭配it is convenient for sb.to do sth.。
handy:口语化用词,指”手边的、便于使用的”,强调容易获取或操作。
同义替换:
handy,easy,practical
例句:
It is convenient to take a bus to school.
真题链接:(冀教版高中必修2同步练习)
This app is very for students to learn English.
A.difficult
B.convenient C.boring
(答案:B)
高中冀教版
【必修2】
Unit 4 Waves of Technology
2.efficient/'fint/adj.效率高的:有功效的
词义辨析:
efficient:强调?高效的',指在完成任务时花费较少的时间、精力或资源,侧重结果的有效性。
effective:侧重”有效的”,指能达到预期目的或产生desired效果,不强调过程的效率。
同义替换:
effective,productive
例句:
This new machine is more efficient than the old one
真题链接:(冀教版高中必修2单元测试)
We need an_way to solve this problem quickly.
A.efficient B.slow C.useless(答案:A)
3.despite/d'spart/prep.即使;尽管
词义辨析:
despite:是介词,后接名词、代词或动名词,不能接从句。
although/though:是连词,后接从句,引导让步状语从句。
同义替换:
in spite of,regardless of
例句:
Despite the rain,we still went to the park.
真题链接:(冀教版高中必修2同步练习)
-the heavy snow,he arrived at school on time.
A.Despite
B.Because
C.If(答案:A)
4.p0 sition /p3'zn/n.处境:位置
词义辨析:
position:既可指具体的”位置、方位”,也可指抽象的”处境、职位”。
place:侧重指具体的地点、场所”,也可指”座位”等。
同义替换:
location,situation
例句:
Can you tell me the position of the bank?
真题链接:(冀教版高中必修2单元测试)
He is in a difficult because he lost his job
A.position B.time C.idea
(答案:A)
5.feature/'fi:tar)/n.特征:特色
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高中冀教版
【必修2】
Unit 4 Waves of Technology
词义辨析:
feature:指事物突出的”特征、特色”,尤指区别于其他事物的显著特点,也可指”(电影的)正
片”。
characteristic:指人或事物天生具有的'特性、特质”,强调本质的、稳定的特征。
同义替换:
characteristic,trait
例句:
One of the features of this phone is its long battery life
真题链接:(冀教版高中必修2同步练习)
What is the main of this new car?
A.feature B.price C.color
(答案:A)
6.track /traek/v.跟踪;追踪
词义辨析:
tck:强调通过线索、痕迹等'追踪、跟踪”人或事物的动向,也可指”记录(进展)”。
olow:含义较广,指跟随、跟着”,可用于具体的跟随动作,也可指”遵循(规则等)”。
同义替换:
follow,trace
例句:
The police are tracking the criminal.
真题链接:(冀教版高中必修2单元测试)
We can the package online to know where it is.
A.track
B.find C.lose
(答案:A)
7.update/,Ap'det/v.更新;使现代化
词义辨析:
update:指通过添加新信息、改进等方式”更新、使现代化”,宾语可以是软件、数据、知识等。
renew:侧重指”重新开始、更新(证件等的有效期)”,或”使恢复活力”。
同义替换:
refresh,modernize
例句:
You need to update your phone software
真题链接:(冀教版高中必修2同步练习)
Please_your address book with the new phone numbers.
A.update B.delete C.forget(答案:A)
8.consumer /kan'sju:ma()/n.消费者:顾客;用户
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高中冀教版
【必修2】
Unit 4 Waves of Technology
词义辨析:
consumer:指购买商品或服务的'消费者”,强调使用商品的人,尤指在经济领域中。
customer:
指在商店、餐厅等场所购物或接受服务的”顾客”,侧重与商家的交易关系。
同义替换:
customer,buyer
例句:
Consumers should know their rights.
真题链接:(冀教版高中必修2单元测试)
This shop always provides good service for its_
A.consumers B.teachers C.doctors
(答案:A)
9.credit/'kredit/n.信用:信誉:借款
词义辨析:
credit:指信用、信誉”,也可指'学分、贷款”,常用搭配credit card(信用卡)、on credit(赊
账)。
tust:指”信任、信赖”,侧重对他人可靠性的相信,是不可数名词。
同义替换:
trust,reputation
例句:
He has a good credit record
真题链接:(冀教版高中必修2同步练习)
You can buy this computer on_and pay next month.
A.credit B.time C.sale
(答案:A)
l0.digital/'dd3tl/adj.数码的
词义辨析:
digital:指'数码的、数字的”,与电子技术相关,如digital camera(数码相机)、digital products
(数码产品)。
electronic:指?电子的',范围更广,包括所有与电子设备相关的,如electronic devices(电子设
备)。
同义替换:
electronic,numerical
例句:
I have a digital watch.
真题链接:(冀教版高中必修2单元测试)
Now many people useproducts in their daily life.
A.digital B.oldC.slow(答案:A)
11.oper ation/,Dp3'ren/n.运作;手术
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高中冀教版
【必修2】
Unit 4 Waves of Technology
词义辨析:
operation:既可指企业、机器等的”运作、运转,也可指医学上的手术。
function:
侧重指事物的功能、作用”,也可指”运转、运行。
同义替换:
function,surgery
例句:
The operation of the company is very smooth.
真题链接:(冀教版高中必修2同步练习)
The doctor will perform anon the patient tomorrow.
A.operation
B.game C.lesson
(答案:A)
12.organized/'ganaizd/adj.有条理的
词义辨析:
organized:指人做事’有条理的、有组织的”,强调计划周密、安排有序。
orderly:侧重指事物'整齐的、有秩序的”,也可指人”守秩序的”。
同义替换:
orderly,systematic
例句:
She is an organized person and always keeps her room clean.
真题链接:(冀教版高中必修2单元测试)
Anstudent can finish his homework on time.
A.organized B.lazy
C.careless
(答案:A)
l3.rate/reit/.n.率比率;速度
词义辨析:
Iate:指”率、比率',如速度(speedrate)、利率(interest rate),也可指”等级'。
ratio:指两个数量之间的”比例、比率”,强调相对关系,常用搭配ratio of..to.。
同义替换:
ratio,speed
例句:
The birth rate in this country is very low.
真题链接:(冀教版高中必修2同步练习)
What is the_of students who passed the exam?
A.rate B.number
C.name
(答案:A)
14.normal/'nml/adj.正常的:一般的
词义辨析:
normal:指符合常规、预期的”正常的、一般的',反义词是abnormal。.
ordinary:指'普通的、平常的”,强调没有特别之处,反义词是special。
高中冀教版
【必修2】
Unit 4 Waves of Technology
同义替换:
ordinary,usual
例句:
It is normal to feel nervous before an exam
真题链接:(冀教版高中必修2同步练习)
After the rain,the weather became_again.
A.normal B.badC.cold(答案:A)
综合演练
综合练习
一、
单项选择
1.This new software is very for students to finish their homework quickly.
A.convenient
B.difficult
C.boring
2.the bad weather,they still decided to go hiking.
A.Because
B.Despite
C.If
3.The main-of this smartphone is its high-quality camera.
A.price
B.color
C.feature
4.We canthe package online to check its delivery status.
A.track
B.lose
C.hide
5.You need to_your computer system to fix the bugs
A.delete
B.update
C.forget
二、根据句意及首字母提示填空
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高中冀教版
【必修2】
Unit 4 Waves of Technology
1.The company tries to meet the needs of cby improving product quality.
2.He has a good crecord,so he can easily get a loan from the bank.
3.The digital camera is a useful d for taking photos.
4.The o_of the machine was stopped due to a technical problem.
5.An ostudent always plans his study time carefully.
三、用所给单词的适当形式填空
1.This new machine is more(efficiency)than the old one in saving energy.
2.She is good at(organize)her desk,so everything looks neat.
3.The police are trying to(track)the stolen car with the help of GPS.
4.We should know our rights as_(consume)when shopping.
5.The_(operate)of the factory has been smooth since last year
四、完成句子
l.Itis_(方便的)for us to take the subway to the city center.
2.()the heavy traffic,he arrived at the meeting on time
3.The doctor will perform an (on the patient tomorrow morning.
4.We need to (our knowledge to keep up with the times.
五、语篇填空
阅读下面短文,在空白处填入一个适当的单词或用括号内单词的正确形式填空,使短文通顺、连
贯。
Nowadays,digital products are changing our daily life.Many people prefer online shopping because
it is more(conveniently).They can even buy things(on credit)and pay later.For sellers,it's
important to track consumers'needs and-(update)products regularly.-(Despite)some challenges,
the digital economy is developing at a high(rate).An(organize)team can better manage the
operation of online stores and provide better service.
参考答案
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高中冀教版
【必修2】
Unit 4 Waves of Technology
I,单项选择
1.A2B
3.C4.A5.B
Ⅱ根据句意及首字母提示填空
1.consumers 2.credit 3.device 4.operation
5.organized
I.用所给单词的适当形式填空
1.efficient
2.organizing
3track
4.consumers
5.operation
V.完成句子
1.convenient
2.Despite 3.operation 4.update
V语篇填空
1.convenient 2.on credit 3.update 4.Despite 5.rate 6.organized
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