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高中必修第二册外研版
【寒假专版】E版词汇变形及词缀精讲
寒假专版
【Unit6】Earth first三
词汇变形及词缀精讲
全部单元单词
majority /m3d3 prati/n.多数,漏
求,敦促
大多数(人或物)
appliance/月'plarans/n.家用电canteen/ken'tin/n.(工厂、学
false/f:ls/adj.不正确的,错误器,家用器具
校等的)食堂,餐厅
的
remove/rI'mu:v/v.移走,搬走,concerned /kan's3 nd/adj.焦急
amount/'maont/n.数量,数额去掉
的,担忧的
device/d'vais/n.设备,仪器,plug /plag/n.(电)插头
contribute /ken'tribju:t/v.促成,
装置
take.…into account把…考虑进造成(某事发生)
stand-by/'staendbar//adj.备用的去
average/'evarid3/adj.平均(数)
mode/maod/n.(机器、设备tire/taIa(r)/n.轮胎
的
的)运行方式,状态,模式
campaign/kem'pem/n.(宣传)
electricity /I lek'trisati/n.
活动
leak /li:k/v.(使)漏,(使)渗urge3:d3v.竭力主张,强烈要
词汇变形及词缀精讲
1.majority /ma'd3Φrtin.多数,大多数(人或物)
词汇变形
形容词形式:major(主要的:多数的)
反义词:minority(少数)
构词解析
前缀major--(主要的)+后缀-ity(表示“性质、状态”的名词后缀)。
同类词:priority(优先事项)、diversity(多样性)
例句
The majority of students in our class prefer online learning
真题链接(外研版高中必修二同步练习)
_(najor)of the members agreed to the new proposal.(答案:Majority)
2.false/fo:Is/adj.不正确的,错误的
词汇变形
副词形式:falsely
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高中必修第二册外研版
【寒假专版】
E版词汇变形及词缀精讲
名词形式:falsehood(谎言:虚假)
构词解析
前缀fals-(欺骗)+后缀-e(构成形容词):-y构成副词;hood构成名词表“性质”。
同类词:true(真实的)→tuth(真理)
例句
He was accused of giving false information to the police.
真题链接(外研版高中必修二单元测试)
It is
(false)to say that all birds can fly.(答案:false)
3.device/d'vars/n.设备,仪器,装置
词汇变形
动词形式:devise(设计;发明)
构词解析
词根vis(看:构思)+前缀de-(加强意义)+后缀-e(构成动词):-ice构成名词表“结果”。
例句
This new device was devised to help people with disabilities.
真题链接(外研版高中必修二教材例句)
The company has developed a new(devise)for measuring air pollution.(device)
4.electricity /I lek'trisati/n.
词汇变形
形容词形式:electric(电的;电动的):electrical(与电有关的)
构词解析
词根electr-(电)+后缀-icity(名词后缀,表“性质、状态”):-ic构成形容词。
同类词:history(历史)→historic(有历史意义的)
例句
We need to save electricity by turning off lights when leaving
真题链接(外研版高中必修二同步练习)
The
(electricity)engineer came to repair the broken circuit.(electrical)
5.leak1ikv.(使)漏,(使)渗漏
词汇变形
名词形式:leak(漏洞:泄漏)
形容词形式:leaky(漏的:有漏洞的)
构词解析
词根leak(漏)+-y构成形容词表“多…的:有…性质的”。
例句
The roof leaks whenever it rains heavily.
真题链接(外研版高中必修二单元测试)
A gas
(leak)was found in the kitchen,so we called the repairman immediately.(leak)
6.emove /rI'mu:v/v.移走,搬走,去掉
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高中必修第二册外研版
【寒假专版】
E版词汇变形及词缀精讲
词汇变形
名词形式:removal
形容词形式:removable(可移动的;可拆除的)
构词解析
前缀re-(回;再)+词根move(移动):-al构成名词;-able构成形容词表“可…的”。
例句
Please remove your shoes before entering the room.
真题链接(外研版高中必修二同步练习)
The
emove)of the old building will start next month.(答案:removal)
7.campaign/kem'pem/n.(宣传)活动
词汇变形
动词形式:campaigr(参加运动:发起运动)
构词解析
词根camp(田野;战场)+后缀-aign(名词后缀,表“活动”),可作动词。
例句
We launched a campaign to raise awareness about environmental protection.
真题链接(外研版高中必修二教材例句)
The school is
(campaign)for better safety measures on campus.(答案:campaigning)
8.urge3:d/v.竭力主张,强烈要求,敦促
词汇变形
名词形式:urge(强烈的欲望:冲动)
形容词形式:urgent(紧急的:迫切的)
副词形式:urgently
构词解析
词根urg(驱动:催促)+后缀-e(构成动词):-ent构成形容词:y构成副词。
例句
The doctor urged him to quit smoking for his health
真题链接(外研版高中必修二同步练习)
It is
(urge)that we take action to reduce carbon emissions.(答案:urgent)
9.concerned /kan's3nd/adj.焦急的,担忧的
词汇变形
动词形式:concern(涉及:使担忧)
名词形式:concern(担心:关注)
副词形式:concernedly
构词解析
前缀con-(共同)+词根cern(分开;辨别)+后缀-ed(构成形容词):-ly构成副词。
固定搭配:be concerned about(担心…)
例句
Parents are always concerned about their children's safety.
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高中必修第二册外研版
【寒假专版】
E版词汇变形及词缀精讲
真题链接(外研版高中必修二单元测试)
The teacher looked
(concern)when she heard the news.(答案:concerned)
l0.contribute/kan'trrbju:t/v.促成,造成(某事发生)
词汇变形
名词形式:contribution(贡献;捐献)
形容词形式:contributory(促成的:起作用的)
构词解析
前缀con-(共同)+词根tribut(给予)+后缀-e(构成动词):-io构成名词;-oy构成形容词。
固定搭配:contribute to(促成;有助于)
例句
Regular exercise contributes to good health
真题链接(外研版高中必修二同步练习)
Her research made a significant(contribute)to the field of medicine.(contribution)
1l.average/'aevarid3/adj.平均(数)的
词汇变形
名词形式:average(平均数;平均水平)
动词形式:average(平均为)
构词解析
前缀a-(加强意义)+词根ver(真实;公平)+后缀-age(名词后缀,表“总和;结果”),可作形
容词和动词。
例句
The average temperature in summer here is 28C.
真题链接(外研版高中必修二教材例句)
His monthly income(average)around5,000yuan.(答案:averages)
12.appliance'plarans/n.家用电器,家用器具
词汇变形
动词形式:apply(应用:申请)
形容词形式:applicable(可应用的)
构词解析
前缀ap-(加强意义)+词根ply(折叠:使用)+后缀-ance(名词后缀,表“动作:状态”):y构
成动词:-ble构成形容词。
例句
This new appliance can save a lot of energy.
真题链接(外研版高中必修二同步练习)
Before using the(apply),read the instruction carefully.(appliance)
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高中必修第二册外研版
【寒假专版】E版词汇变形及词缀精讲
综合训练
一、
根据句意及汉语提示完成单词
6.The
(大多数)of students prefer to study in the library rather than at home.
7.We should check the gas pipe regularly to avoid a
(泄漏)
8.The company is going to launch a new
(to promote its products next month.
9.It is of great
(to find the missing child as soon as possible.
10.The invention of the new
(设备)has greatly improved work efficiency.
二、用所给单词的适当形式填空
6.The
(electricity)engineer is responsible for maintaining the power system.
7.Her
(contribute)to the project was highly praised by the manager.
8.He
(urge)us to finish the task before the deadline
9.The
(remove)of the old furniture made the room more spacious.
10.The
(average)age of the students in this class is 16.
三、完成句子(每空一词)
1.他强烈要求我们立刻采取行动。
He
to take action immediately.
2.这项新技术促成了公司的成功。
This new technology
the company's success.
3.父母总是担心孩子的健康。
Parents are always
their children's health.
4.平均来说,这个地区的年降水量是800毫米。
the annual rainfall in this area is 800 millimeters.
四、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。
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高中必修第二册外研版
【寒假专版】
,E版词汇变形及词缀精讲
Nowadays,with the development of technology,more and more smart
(device)are used in
our daily life.However,some people are
(concern)about the security of these devices.A
recent survey shows that the(major)ofusers have experienced problems such as information
leakage.To solve this problem,the government has launched a(campaign)to raise people's
awareness of information security.Experts
(urge)people to set strong passwords and update
their software regularly.It is(urge)that we take measures to protect our personal information.
参考答案
I.根据句意及汉语提示完成单词
6.majority 7.leak 8.campaign 9.urgency 10.device
Ⅱ.用所给单词的适当形式填空
6.electrical
7.contribution 8.urged 9.removal 10.average
I.完成句子
1.urged us 2.contributed to 3.concerned about 4.On average
V语篇填空
1.devices
2.concerned 3.majority 4.campaign 5.urge 6.urgent
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