2025冀教版八年级下册Unit 8 Save our world重点词汇短语句子专项训练（含答案）

2025冀教版八年级下册英语
Unit8 Save our world词汇短语句子训练（含解析）
一、词汇辨析（从括号中选择正确单词填空）
We should ______（save / safe）water and electricity in daily life.
The ______（pollute / pollution）in the river is getting worse.
She wears a mask to protect herself from ______（harm / harmful）smog.
The government is taking action to ______（recycle / reuse）waste paper.
It's ______（important / importance）to plant more trees.
We can ______（reduce / refuse）plastic use by taking cloth bags.
The ______（damage / destroy）to the environment is hard to repair.
Please ______（throw / drop）the litter into the bin.
The ______（alive / living）things need water and air to survive.
We must ______（protect / prevent）wild animals from being killed.
二、用括号内单词的正确形式填空。
The river is ______（pollute）by factory waste.
We should raise ______（aware）of environmental protection.
It's ______（harm）to eat too much junk food.
The ______（protect）of wild animals is necessary.
They ______（recycle）old bottles to make new products last week.
Planting trees can help ______（improve）the environment.
The ______（die）of the fish is caused by water pollution.
We must stop ______（cut）down trees.
The ______（produce）of plastic bags uses a lot of energy.
Everyone should play a part in ______（save）the earth.
三、根据中文提示及句意完成句子。
We need to ______（节约能源）to protect the environment.
The ______（空气污染）is a serious problem in big cities.
She uses ______（可回收的材料）to make art works.
Don't ______（扔掉）old books; you can give them to others.
We should ______（减少浪费）by using both sides of paper.
The government plans to ______（种植更多的树）next year.
______（回收利用）can help save natural resources.
The ______（垃圾）in the ocean is harmful to sea animals.
We must ______（采取行动）to stop global warming.
The ______（环境）in the countryside is much better.
She wears a mask to avoid ______（有害的气体）.
The ______（生存）of some animals is in danger.
We should ______（重复使用）shopping bags instead of using plastic ones.
The ______（工厂）near the river must stop pouring waste water.
______（节约用水）is important for everyone.
The ______（政策）to protect the environment is working well.
They ______（参加）a tree - planting activity last weekend.
The ______（地球）is our only home.
We can ______（节省）money by turning off lights when leaving.
The ______（化学品）in the water are bad for our health.
四、重点短语英译汉。
save energy ______
air pollution ______
water pollution ______
cut down ______
throw away ______
recycle waste ______
protect the environment ______
take action ______
reduce waste ______
plant trees ______
reusable materials ______
natural resources ______
global warming ______
in danger ______
play a part in ______
turn off ______
pick up ______
cut down on ______
as a result ______
die out ______
五、汉译英，根据中文提示补全句子，一空一词。
我们应该节约用电。We should ______ ______.
政府正在采取行动减少水污染。
The government is taking action to reduce ______ ______.
不要砍伐太多树木。Don't ______ ______ too many trees.
回收利用可以帮助节省自然资源。Recycling can help save ______ ______.
野生动物处于危险中。Wild animals are ______ ______.
每个人都可以在保护环境中发挥作用。Everyone can play a part in ______ the ______.
离开房间时请关闭灯。Please ______ ______ the lights when leaving the room.
我们应该减少使用塑料袋。We should ______ ______ on plastic bags.
结果，很多鱼类已经死亡。______ ______, many fish have died.
我们可以通过回收废物来帮助地球。We can help the earth by ______ ______.
六、句型转换。
We should plant more trees.（改为被动语态）More trees ______ ______ planted by us.
The river is polluted by waste water.（对划线部分提问）
______ ______ the river polluted by
It's important to save energy.（改为同义句）Saving energy ______ ______.
They stopped cutting down trees last year.（改为否定句）
They ______ ______ cutting down trees last year.
We can reduce pollution by recycling.（对划线部分提问）
______ ______ we reduce pollution
The government made a new policy.（改为一般疑问句）
______ the government ______ a new policy
Planting trees helps improve the environment.（改为同义句）
Planting trees helps ______ ______ the environment.
The air pollution is serious.（改为感叹句）______ ______ the air pollution is!
We must protect wild animals.（改为同义句）
We must ______ wild animals ______ being killed.
They will take action next month.（用last month改写）They ______ ______ last month.
答案与解析
一、词汇辨析
save（动词“节约”；safe为形容词“安全的”）
pollution（名词“污染”；pollute为动词）
harmful（形容词“有害的”；harm为动词/名词）
recycle（动词“回收”；reuse为“重复使用”）
important（形容词“重要的”；importance为名词）
reduce（动词“减少”；refuse为“拒绝”）
damage（名词“损害”，侧重部分破坏；destroy为动词“彻底摧毁”）
throw（throw litter“扔垃圾”；drop为“落下”）
living（living things“生物”；alive多作表语）
protect（protect...from“保护……免受”；prevent为“阻止”）
二、单词正确形式
polluted（被动语态be + 过去分词）
awareness（名词“意识”，raise awareness“提高意识”）
harmful（形容词“有害的”，be harmful to“对……有害”）
protection（名词“保护”，the protection of“对……的保护”）
recycled（last week提示过去式）
(to) improve（help (to) do sth.“帮助做某事”）
death（名词“死亡”，the death of“……的死亡”）
cutting（stop doing sth.“停止做某事”）
production（名词“生产”，the production of“……的生产”）
saving（play a part in doing sth.“在……中起作用”）
三、中文提示完成句子
save energy
air pollution
reusable materials
throw away
reduce waste
plant more trees
Recycling
litter
take action
environment
harmful gases
survival
reuse
factory
Saving water
policy
joined in
earth
save
chemicals
四、短语英译汉
节约能源
空气污染
水污染
砍伐；削减
扔掉
回收废物
保护环境
采取行动
减少浪费
植树
可重复使用的材料
自然资源
全球变暖
处于危险中
在……中起作用
关闭（电器等）
捡起；拾起
减少；削减
结果
灭绝
五、汉译英补全句子
save electricity
water pollution
cut down
natural resources
in danger
protecting; environment
turn off
cut down
As a result
recycling waste
六、句型转换
should be（含情态动词的被动语态：should + be + 过去分词）
What is（对宾语提问用what）
is important（动名词作主语，同义转换）
didn't stop（过去时否定加助动词did）
How can（对方式提问用how）
Did; make（一般过去时疑问句用did + 动词原形）
to improve（help to do sth.同义表达）
How serious（感叹句：How + 形容词）
protect; from（protect...from“保护……免受”）
took action（last month提示过去式，take的过去式为took）