内容正文:
高中选修1北师大版
【寒假专版】
词汇变形及词缀精讲
寒假专版
【Unit3】Conservation Lesson2
词汇变形及词缀精讲
全部单元单词
*packet/'pekt/n.小包,小盒
dirt/d3t/n.灰尘,尘土
*bin /bin/n.垃圾箱
set out开始做某事,着手进行
*swallow /'swDlao/vi.vt.
anxious/'ek∫s/adj.焦虑的,
packaging/'pkd3/n.包装盒下,咽下
不安的
(瓶、袋),包装材料
realistic/ri'lIstrk/adj.现实的,reusable/ri:ju:zabl/adj.可再
*coconut/'ka水aIt/n.椰子
实际的
使用的,可重复使用的
consumer/kan'sju:ma/n.消费innovative/'naveitrv/adi.新颖*carton/'ka:tan/n.硬纸盒:塑
者
的,创新的,革新的
料盒
wasteful /'werstfal//adj.浪费的:
refillable/ri:'frlabl/adj.可再填*cutlery/'kAtlori/n.餐具
挥霍的
充的
chopsticks/'t∫opstrks/n.筷子
wrap /rap/vt.包,裹
aware/Awe/adj.意识到的,明council/'kaonsl/n.委员会;理
*shell小e/n.壳;贝壳
白的
事会
transportation /traenspo:'teifn/
collection /k3'lekn/n.收集:收
n.交通运输系统,运输方式
藏品:专辑
词汇变形及词缀精讲
1.consumer/kn'sjum3/n.消费者
词汇变形
动词形式:consume(消耗:消费)
构词解析
后缀-r:加在动词后,表“做…的人/物”,此处指“消费者”。
同类词:producer(生产者)、teacher(教师)
例句:As a smart consumer,she always compares prices before buying,
真题链接(北师大版高中选修1同步练习):The new policy aims to protect therights of
(consume).
(答案:consumers)
2.wasteful/weIstfal/adj.浪费的:挥霍的
词汇变形
动词/名词形式:waste(浪费;废物)
反义词:thrifty(节俭的)
高中选修1北师大版
【寒假专版】
词汇变形及词缀精讲
构词解析
后缀:加在名词后,构成形容词,表“充满…的:具有…性质的”,此处指“浪费的”。
同类词:helpful(有帮助的)、careful(仔细的)
Using too many plastic bags is wasteful and harmful to the environment.
真题链接(北师大版高中选修1教材例句):We should avoid wasteful habits in daily life.
3.realistic/ri'lstk/adj.现实的,实际的
词汇变形
名词形式:reality(现实)、realist(现实主义者)
构词解析
后缀-istc:加在名词后,构成形容词,表“…主义的:具有…性质的”,此处指“现实的”。
同类词:optimistic(乐观的)、pessimistic(悲观的)
例句:It's realistic to set small goals before achieving big ones.
真题链接(北师大版高中选修1同步练习):Your plan sounds good,.but is it一(reality)enough?
(答案:realistic)
4.innovative/'mavertIv/adj.新颖的,创新的
词汇变形
动词形式:innovate(创新)
名词形式:innovation(创新;发明)
构词解析
前缀n-:表“进入;使…”;后缀-ive:加在动词后,构成形容词,表“有…倾向的;具有…
性质的”。
例句:The company is known for its innovative products and technologies.
真题链接(北师大版高中选修1教材例句):Innovative solutions are needed to solve environmental
problems.
5.refillable/i:'filabl/adj.可再填充的
词汇变形
动词形式:refill(再填充)
构词解析
前缀r-:表“再:又”;后缀-ble:加在动词后,构成形容词,表“可…的:能…的”。
同类词:reusable(可重复使用的)、washable(可洗的)
Refillable water bottles are more eco-friendly than disposable ones.
真题链接(北师大版高中选修I同步练习):These(efil)containers help reduce plastic waste.
(答案:refillable)
6.aware/'we/adj.意识到的,明白的
词汇变形
名词形式:awareness(意识:认识)
构词解析
后缀-ware:此处与a-构成形容词,表“知道的;意识到的”。
2
高中选修1北师大版
【寒假专版】
词汇变形及词缀精讲
固定搭配:be aware of(意识到…)
More and more people are aware of the importance of protecting wild animals.
真题链接(北师大版高中选修1教材例句):We need to raise public awareness about environmental
protection.
7.reusable/ri:'ju:zbl/adj.可再使用的,可重复使用的
词汇变形
动词形式:reuse(再使用)
名词形式:reuse(再利用,不可数)
构词解析
前缀re-:表“再;又”;后缀-able:加在动词后,表“可…的”。
同类词:recyclable(可回收的)、readable(易读的)
Bringing reusable bags to the supermarket is a simple way to go green.
真题链接(北师大版高中选修1同步练习):Please use_(reuse))chopsticks instead of disposable
ones.(答案:reusable)
8.anxious/'e)kfas/adj.焦虑的,不安的
词汇变形
名词形式:anxiety(焦虑:不安)
副词形式:anxiously(焦虑地)
构词解析
后缀-ous:加在名词后,构成形容词,表“充满…的:具有…性质的”,此处由名词anxiety去
y加-ous构成。
同类词:dangerous(危险的)、curious(好奇的)
例句:She felt anxious about the upcoming exam.
真题链接(北师大版高中选修1同步练习):Hs
(anxious)made him unable to sleep well.
案:anxiety)
9.transportation/,traensp:'ten/n.交通运输系统,运输方式
词汇变形
动词形式:transport(运输;运送)
构词解析
前缀rans-:表“穿过;转移”;后缀-ation:加在动词后,构成名词,表“动作或过程”。
例句:Public transportation is an important part of urban life,
真题链接(北师大版高中选修1教材例句):We should encourage the use of green transportation like
buses and bikes.
l0.packaging/'paekid3/n.包装盒(瓶、袋),包装材料
词汇变形
动词形式:package(包装;打包)
构词解析
后缀-g:加在动词后,构成名词,表“动作或其结果”,此处指“包装材料”。
3
高中选修1北师大版
【寒假专版】
词汇变形及词缀精讲
例句:Excessive packaging leads to more environmental pollution.
真题链接(北师大版高中选修1同步练习):The company is trying to reduce the use of plastic_
(package).(答案:packaging)
11.collection /ka'lekn/n.收集:收藏品;专辑
词汇变形
动词形式:collect(收集;收藏)
构词解析
后缀-iom:加在动词后,构成名词,表“动作或状态”。
同类词:invention(发明)、education(教育)
例句:Her collection of stamps includes rare ones from the 19 th century.
真题链接(北师大版高中选修1同步练习):The(collect)of waste paper will start next Monday..
(答案:collection)
12.swallow/'swDlad/vi.&t.吞下,咽下
词汇变形
名词形式:swallow(燕子:吞咽)
构词解析
无明显前后缀,注意词性兼类(动词/名词)。
例句:He swallowed the medicine with a glass of water
真题链接(北师大版高中选修1教材例句):It's dangerous to swallow foreign objects.
综合训练
一、
根据句意及汉语提示完成单词
l.The new policy aims to protect the rights of(消费者)
2.We need to raise public
(意识)about environmental protection.
3.Excessive
(包装)leads to more environmental pollution,
4.The
(收集)of waste paper will start next Monday.
(solutions are needed to solve environmental problems.
二、用所给单词的适当形式填空
1.Your plan sounds good,but is it(reality)enough?
2.These.
(refill)containers help reduce plastic waste.
3.Please use
(reuse)chopsticks instead of disposable ones.
4
高中选修1北师大版
【寒假专版】
词汇变形及词缀精讲
4.His
(anxious)made him unable to sleep well
5.The company is known for its_
(innovate)products and technologies.
6.More and more people are
(aware)of the importance of protecting wild animals
三、完成句子(每空一词)
1.可再填充的水瓶比一次性水瓶更环保。
_water bottles are more eco-friendly than disposable ones.
2.设定小目标再实现大目标是现实的。
It's
to set small goals before achieving big ones
3.这家公司以其创新的产品和技术而闻名。
The company is known for its
products and technologies.
4.我们应该避免日常生活中浪费的习惯。
We should avoid
habits in daily life
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。
As a smart
(consume),we should try to live an eco-friendly life.First,we can use
(reuse)bags and
(refill)water bottles instead of disposable ones.This helps reduce plastic
waste from excessive
(package).Second,we need to be
(aware)of the importance of
saving resources and avoid
(waste)habits.Third,it's
(realistic)to set small goals,like
taking public
(transport)instead of driving cars.Finally,
(innovate)solutions,such as
using solar energy,can make a big difference.Let's take action to protect our environment!
参考答案
I.根据句意及汉语提示完成单词
1.consumers 2.awareness 3.packaging 4.collection 5.Innovative
Ⅱ用所给单词的适当形式填空
1.realistic 2.refillable 3.reusable 4.anxiety 5.innovative 6.aware
L.完成句子
1.Refillable 2.realistic 3.innovative 4.wasteful
5
高中选修1北师大版
【寒假专版】
词汇变形及词缀精讲
V.语篇填空
1.consumer
2.reusable 3.refillable 4.packaging
5.aware 6.wasteful 7.realistic
8.transportation
9.innovative
6