内容正文:
9年级下册沪教版
【环境主题】
词汇变形及词缀精讲
环境主题
【Unit3】The environment
词汇变形及词缀精讲
全部单元单词
concern /kan's3n/n.担心:忧虑增多;增加
government /'gAvanmant/n.
atmospher'e/'etm3sfia)/n.大sea level/'si:levl/n.海平面
府
气层
destroy/d'stro/v.摧毁;毁灭role model/'rl'mDd/n.楷模:
temperature/'temprat∫ar)/n.温nature/netf/n.自然界;大行为榜样
度:气温
自然
greenhouse effect温室效应
consumer /kan'sju'ma(r)/n.消surface/'s3fis/n.面:表层
in danger在危险中
费者
soil/sol/n.土壤
as a result of由于
guess/gesv.猜测
f1 ood /flad/n.洪水:水灾
result in造成:导致
green/gri/adj.环境保护的:赞habit/'haebrt//n.习惯
mountains of许多;大量
成环境保护的
proper'pDpa(r)/adj.正确的:take action采取行动
lifeless'larflas/adj..无生命的:恰当的
make a difference有作用;有影
无生物生长的
friendly'frendli/adj.无害的
响
fuel/'fju:al/n.燃料
recycle/ri:'sakl/v.回收利用
act as充当
coal /k5l/n.煤
purpose/p3p3s/n.目的;用途
result/rr'zAlt/n.结果
solution/s3'lu:n/n.解决办法:
increase/m'aisv.(使)增长;处理手段
词汇变形及词缀精讲
1.concern/kan's3n/n.担心;忧虑
动词形式:concern(使担心;涉及)
形容词形式:concerned(担心的;相关的)
构词解析:前缀con-:表”共同、一起”;词根ce:表”区分、辨别”,合为”共同关注的事”。
固定搭配:be concerned about(担心…):as far as.be concerned(就…而言)
例句:Many people are concemned about the environment,
真题链接(沪教版九年级下册同步练习):Parents are always_(concern)about their children's
safety.(答案:concerned)
2.atmosphere/'aetmasfia(r)/n.大气层;氛围
形容词形式:atmospheric(大气的:有氛围的)
9年级下册沪教版
【环境主题】
词汇变形及词缀精讲
构词解析:前缀atmo-:表”空气、蒸气”;词根sphere:表”球体”,合为”围绕地球的空气层”。
例句:The atmosphere of the party was very friendly.
3.temperature/'temprat∫a(r)/n.温度;气温
形容词形式:temperate(温和的:温带的)
动词形式:temper(调和;使缓和)
构词解析:词根temper:表”混合、调和';后缀-ature:表”行为结果或状态”。
例句:The temperature will drop below zero tomorrow,
4.consumer /kan'sju:m(r)/n.消费者
动词形式:consume(消耗:消费)
名词形式:consumption(消费;消耗)
构词解析:前缀con-:表”完全”;词根sum:表”拿、取”:后缀-r:表”人”,合为”完全拿走(商
品)的人”。
例句:Consumers should choose green products.
真题链接(沪教版九年级下册教材例句):We should reduce energy consumption in daily life,
5.lifeless/'laiflas/adj..无生命的;无生物生长的
反义词:lively(活泼的:充满生机的)
名词形式:life(生命)
构词解析:前缀l1ife-:表”生命”;后缀less:表”无…的”(反义后缀)。
同类词:careless(粗心的)、homeless(无家可归的)
例句:The moon is a lifeless planet..
6.increase /in'kri:s/v.(使)增长:增多;增加/'mki:s/n.增长;增加
反义词:decrease(减少,v.n.)
形容词形式:increasing(增长的)
构词解析:前缀im-:表”向内、加强’;词根crease:表”生长、增加”。
固定搭配:increase by(增长了…);increase to(增长到…)
例句:The population of the city has increased by 10%.
真题链接(沪教版九年级下册同步练习):The number of students in our school
(increase)to
2000 this year.(答案:has increased)
7.destroy/d'stro/v.摧毁;毁灭
名词形式:destruction(破坏;毁灭)
形容词形式:destructive(破坏性的)
构词解析:前缀de-:表”相反、去除”:词根struct:表建造”,合为”把建造的东西去除”。
例句:The fire destroyed the entire forest,
8.solution/sa'lu:n/n.解决办法:处理手段
动词形式:solve(解决:解答)
形容词形式:soluble(可解决的:可溶的)
9年级下册沪教版
【环境主题】
词汇变形及词缀精讲
构词解析:前缀sol-:表”松开、解开”;后缀-tion:表动作或结果”。
固定搭配:the solution to..(…的解决办法)
例句:We need to find a solution to the problem
真题链接(沪教版九年级下册同步练习):He finally(solve)the math problem after an hour's
hard work.(答案:solved)
9.government/'gAv3 nmsnt/n.政府
动词形式:govern(统治:管理)
形容词形式:governmental(政府的;政治的)
构词解析:词根govern:表”统治”;后缀-ment:表”行为或结果”。
例句:The government is taking action to protect the environment..
l0.recycle/,ri:'sakl/v.回收利用
名词形式:recycling(回收利用)
形容词形式:recyclable(可回收的)
构词解析:前缀re-:表”再次、重复”;词根cycle::表”循环,合为”再次循环使用”。
例句:We should recycle paper and plastic bottles,
真题链接(沪教版九年级下册同步练习):These bottles are_(recycle),so don't throw them away.
(答案:recyclable)
1l.friendly/'frendli/adj.无害的:友好的
名词形式:friend(朋友)
副词形式:friendlily(友好地)
构词解析:后缀-y:加在名词后构成形容词,表”具有…性质的”。
同类词:lovely(可爱的)、weekly(每周的)》
固定搭配:be friendly to(对…友好)
例句:This chemical is environmentally friendly
l2.proper/'pIDp)/adj.正确的;恰当的
副词形式:properly(正确地;适当地)
名词形式:propriety(适当;得体)
构词解析:前缀pro-:表”向前、符合”;词根pr:表”通过”,合为”符合标准的”。
例句:You should wear proper clothes for the party.
真题链接(沪教版九年级下册同步练习):Make sure you understand the question_(proper)before
answering.(答案:properly)
l3.dangerous/'demd3ras/adj.危险的(拓展自”in danger''短语)
名词形式:danger(危险)
动词形式:endanger(使濒危;危害)
构词解析:后缀-0us:加在名词后构成形容词,表”具有…性质的”。
固定搭配:in danger(处于危险中):out of danger(脱离危险)
例句:Many animals are in danger because of habitat loss.
3
9年级下册沪教版
【环境主题】
词汇变形及词缀精讲
真题链接(沪教版九年级下册教材例句):It's dangerous to swim in the river alone.
l4.difference/'difrans/n.差异;作用(拓展自"'make a difference'”短语)
形容词形式:different(不同的)
副词形式:differently(不同地)
动词形式:differ(不同:有区别)
构词解析:前缀dif-:表分开”;词根fer:表”携带”;后缀-ence:表”性质或状态”。
固定搭配:make a difference(有作用;有影响):be different from(与…不同)
例句:Even small actions can make a difference to the environment,
真题链接(沪教版九年级下册同步练习):Her lifestyle is
(difference)from mine.(答案:
different)
综合训练
一、
根据句意及汉语提示完成单词
1.The Earth's_(大气层)protects us from harmful sunlight.
2.We should pay attention to energy()in daily life.
3.The(is trying to reduce air pollution in cities.
4.This chemical is_(无害的)to the environment
5.The_(消费者)have the right to know the truth about products
二、用所给单词的适当形式填空
1.Parents are always(concern)about their children's safety.
2.The number of students in our school_(increase)to 2000 this year.
3.He finally(solve)the math problem after an hour's hard work
4.These bottles are(recycle),so don't throw them away.
5.Her lifestyle is_(difference)from mine
三、完成句子(每空一词)
1.许多人担心环境问题。
Many people
the environment.
4
9年级下册沪教版
【环境主题】
词汇变形及词缀精讲
2.我们应在日常生活中减少能源消耗。
We should reduce in daily life
3.即使微小的行动也能对环境产生影响。
Even small actions can
to the environment.
4.这种化学物质对环境无害。
This chemical is_to the environment.
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。
The Earth is facing serious environmental problems.First,the-(temperature)is rising because
of more greenhouse gases in the_(atmosphere).Second,many(consumer)use too many plas-
tic products,leading to more waste.To solve these problems,the_(government)suggests we
-(recycle)paper and plastic.We should also use(environment)friendly products.Remember:
small actions can make a big(different)to our planet.
参考答案
I.根据句意及汉语提示完成单词
1.atmosphere 2.consumption 3.government 4.friendly
5.consumers
Ⅱ.用所给单词的适当形式填空
1.concerned 2.has increased 3.solved 4.recyclable 5.different
II.完成句子
1.are concerned about
2.energy consumption 3.make a difference 4.environmentally
friendly
V.语篇填空
1.temperature 2.atmosphere 3.consumers 4.government 5.recycle 6.environmen-
tally 7.difference