(共36张PPT)
Lesson 47 Connected to Nature
Unit 8 Save Our World
一、根据句意及所给提示写单词
1. Seen from the top of the mountain, the cars look as small as ________ (蚂蚁).
【点拨】句意：从山顶上看，汽车看起来跟蚂蚁一样小。结合cars 为名词复数可知，此处也应填名词复数ants。
ants
2. The Qingming Festival is a day to show respect to our ________ (die) relatives and heroes.
【点拨】句意：清明节是向我们死去的亲人和英雄表示敬意的日子。故填die 的形容词dead。
dead
3. I see some white ________ (dove) on the playground in the park.
【点拨】句意：在公园的游乐场上我看到一些白色的鸽子。结合some 可知此处应填名词复数doves。
doves
4. There are many ________ (物种)of dogs in the cages.
【点拨】句意：笼子里有很多种类的狗。many修饰可数名词复数，故填species。
species
5. The boy __________ (respect) his parents and his teachers. He is so polite.
【点拨】句意：男孩尊敬他的父母和老师，他是如此有礼貌。结合后句可知此处为一般现在时，主语the boy 为第三人称单数，故填respect 的单三形式respects。
respects
二、单项选择
6. My sister is very hard-working. Mum often says she is like a (n) ________ among the flowers.
A. bee B. ant C. dove D. fish
【点拨】句意：我妹妹非常勤奋，妈妈常说她就像花丛中的蜜蜂。bee 蜜蜂；ant 蚂蚁；dove 鸽子；fish 鱼。分析句意此处指妹妹好像勤劳的蜜蜂，故选A。
A
7. The children are taught to ________ different cultures.
A. pay B. waste C. prepare D. respect
【点拨】句意：孩子们被教导要尊重不同的文化。pay 付款；waste 浪费；prepare 准备；respect 尊重。分析句意此处指尊重不同的文化，故选D。
D
8. An old man ________ on the side of the road was found ________ , and he was sent to the hospital by the bus driver and passengers immediately.
A. lies; dies B. lay; died
C. lain; dead D. lying; dying
D
【点拨】句意：一个躺在路边的老人被发现奄奄一息，他被巴士司机和乘客立即送往医院。lie 意为“说谎，躺”，现在分词lying；die 意为“死亡”，过去式、过去分词died，dead 意为“死亡的”，形容词；dying 意为“垂死的”，形容词。第一空表示“正躺在路边的老人”，用现在分词作定语；根据“he was sent to the hospital by the bus driver and passengers immediately”可知，还有生命体征，处于垂死边缘，第二空应填形容词dying，故选D。
9. [2023 保定雄安新区二模] We are old enough and we can’t ________ our parents any more.
A. depend on B. try on
C. work on D. put on
【点拨】句意：我们年龄足够大了，不能再依赖我们的父母了。depend on 依赖， 依靠；try on 试穿；work on 致力于；put on 穿上(衣服)。根据 “We are old enough” 可知，我们 年龄足够大了，因此不能再依赖父母了。故选A。
A
10. Bill’s parents in the countryside ______ the farmland.
A. take off B. live off
C. put off D. fall off
【点拨】句意：比尔的父母在乡下靠种田为生。take off 脱下；live off 以……为生；put off 推迟；fall off 跌落。分析句意可知，此处指以种田为生，故选B。
B
三、根据汉语意思完成句子
11. 这片森林里许多种动物相继死亡。
Many ________ ________ animals ________ ________ in this forest.
species of
died off
12. 休息一天后，运动员们又出发去比赛了。
After a day’s rest, the players ________ ________ to compete again.
started out
13. 每棵小树都在健康生长。
Each of the young trees ________ ________ up healthily.
is growing
14. 青蛙以昆虫为食，但是它们害怕蛇。
Frogs ________ ________ insects, but they are afraid of snakes.
live off
15. [2022 达州] 我们可以把需要学习的内容与感兴趣的东西联系起来。
We can __________ what we need to learn ________ what we are interested in.
connect
with/to
四、连词成句
16. different, people, in some ways, are
______________________________.
People are different in some ways
17. think about, friends, do, you, your
______________________________
Do you think about your friends
18. [2023 保定十三中期末] respect, living, we, all, things, should, the
_______________________________________.
We should respect all the living things
19. connects, the, world, to, Internet, us
_________________________________.
Internet connects us to the world
20. living, what, things, interesting
___________________________!
What interesting living things
一、词语运用
Pollution has become a serious problem in the world. Now more and more people have 1. ________ (realize) it.
【点拨】结合前面的助动词have 可知此处“have + 动词的过去分词” 构成现在完成时， 故填realized。
realized
They are 2. ________ (try) their best to reduce pollution. Now a new kind of recycled plastic T-shirt is 3. ________ sale in America.
【点拨】2. 句意：他们正尽最大努力减少污染。结合空格前的are 可知此处应用现在进行时，故填try 的现在分词trying。
trying
on
The 4. ____________ (design) is called Barbara de Vries. She 5. _______(have) collected much plastic garbage from beaches.
【点拨】4. 此处作主语，应是表示“人”的名词，故填design 的名词形式designer。
【点拨】5. 句意：她从沙滩上收集了很多塑料垃圾。句子时态为现在完成时，主语she 为第三人称单数，助动词用has。
designer
has
She is going to make more plastic T-shirts. 6. ________ she hopes this may tell people to protect our environment by not 7. __________ (throw) away the plastic garbage.
【点拨】7. 介词by 后跟动名词作宾语，故填throw 的动名词throwing。
And
throwing
This kind of T-shirt is 8. ________ (sell) at Barneys CO-OP stores throughout the USA. You can pay $134 for such 9. ________ T-shirt.
【点拨】8. 句意：这种T 恤在全美的巴尼斯合作商店里卖。主语this kind of T-shirt 与谓语动词sell 构成被动关系，故填sell 的过去分词sold。
sold
a
If we all show our love for the 10. ____________ (protect) of the environment, it will be better and better.
【点拨】定冠词the 修饰名词，故填protect的名词形式protection。
protection
二、完形填空
Many people are playing a role in saving the earth on Earth Day. Earth Day is on April 22nd. Lots of people all over the world try to do something 11________ on this day.
11. A. harmful B. green C. bad D. terrible
B
【点拨】harmful 有害的；green 绿色的；bad 糟糕的，差的；terrible 可怕的。根据上文“Many people are playing a role in saving the earth on Earth Day.”可知，世界地球日是为保护地球而设立的节日，所以这一天人们做的都是环保、绿色的事情。故选B。
In China, people are expected to keep lights off for one hour at night. People don’t use 12 ________ in Italy.
12. A. recycling books B. reusable bags
C. plastic bags D. water
【点拨】recycling books回收书；reusable bags环保袋；plastic bags塑料袋；water水。根据文意可知，这里列举的都是各个国家的人们为保护环境而做的事情，空前有 “don’t use”，塑料袋对环境会造成污染，因此不能使用塑料袋。故选C。
C
People dress up like 13 ________ and animals to dance in Times Square, New York(纽约时代广场).
13. A. plants B. kings C. trucks D. artists
【点拨】plants 植物；kings 国王；trucks 卡车；artists艺术家。根据文意可知，这里列举的都是各个国家的人们为保护环境而做的事情，空后是 “animals”，选项中plants 与文章的主题相关，他们都是自然环境中的东西，故选A。
A
On that day, people can see many posters about protecting 14 ________ animals in Canada and Norway(挪威).
14. A. delicious B. wild C. magic D. boring
【点拨】句意：在那一天，在加拿大和挪威人们可以看到很多关于保护野生动物的海报。delicious 美味的；wild 野生的；magic 有魔力的；boring 无聊的。根据下句话“After reading them, people are supposed to avoid... things made of animals, such as ivory and shark fins.”可知，大象、鲨鱼都是野生动物。故选B。
B
After reading them, people are supposed to avoid 15 ________ things made of animals, such as ivory and shark fins.
15. A. building B. buying C. improving D. discussing
【点拨】句意：读完之后，人们应该避免购买动物制品， 比如象牙和鱼翅。building 建造；buying 买；improving 提高，改善；discussing 讨论。根据句意和常识可知，我们要保护野生动物，不购买动物制品。故选B。
B
The World Wide Fund for Nature (WWF) has made a list of 16 ________ things that each person can do to save the environment.
16. A. three B. four C. five D. six
【点拨】句意：世界自然基金会(WWF) 列出了每个人可以为保护环境做的五件事。根据下文可知，这里 列举了我们每个人都可以做的五件事情。故选C。
C
★ 17 ________ the lights when you leave a room.
★ Don’t leave the tap running.
★ No turning on your computer every night.
17. A. Turn on B. Turn off C. Turn up D. Turn down
【点拨】句意：当你离开房间时把灯关掉。Turn on打开；Turn off 关闭；Turn up 把声音开大；Turn down把声音调小。根据文意和常识可知，为了保护环境，我们应节约用电，所以离开房间的时候，应该把灯关掉。故选B。
B
★ Wash your clothes in warm or 18 ________ water, not hot water.
★ Use as little water as you can when you do the dishes.
18. A. cold B. dirty C. dangerous D. black
【点拨】句意：用温水或冷水洗衣服，不要用热水。cold 冷的；dirty 脏的；dangerous 危险的；black 黑色的。根据空后 “... not hot water”可知，不要用热水洗衣服，也就是用温水或冷水洗。故选A。
A
Some environmental protection groups believe that humans will 19 ________ the true spirit of Earth Day and try 20 ________ best to protect the earth. Small actions can make a difference and lead to a better future.
19. A. change B. finish C. understand D. miss
20. A. its B. their C. his D. her
C
B
【点拨】19. 句意：一些环保组织认为，人类将理解地球日的真正精神，并尽最大努力保护地球。change 改变；finish 完成；understand 理解；miss 错过，想念。根据空后 “... the true spirit of Earth Day”可知，这里应表示“理解地球日的真正精神”，C 选项符合语境，故选C。
【点拨】20. its 它的；their 他们的；his 他的；her 她的。这句话的主语是humans“人类”，是第三人称，因此这里应表示“尽他们的最大努力”故选B。(共22张PPT)
Lesson 46 Protect Our Environment
Unit 8 Save Our World
一、根据句意及所给提示写单词
1. The robots can do lots of work and they are widely used in many __________ (工厂).
2. [2023 株洲改编] The toy t must belong to Jane’s little brother. He was the only little kid at the picnic.
factories
ruck
3. U Chinese people, people in the West eat with knives and forks.
4. The ________(啤酒)is made in Qingdao and tastes delicious.
5. A new plan has been made to draw people’s attention to garbage sorting and __________ (回收利用).
nlike
beer
recycling
二、单项选择
6. There are so many ________ in the supermarket. It’s convenient for the people to go shopping.
A. places B. rooms C. trucks D. maps
【点拨】句意：超市里有很多手推车。人们购物很方便。places 地方；rooms 房间；trucks 手推车；maps 地图。分析句意可知此处指超市里的手推车，故选C。
C
7. [2023 衡水桃城中学月考] —I’ll be away for a long time.
— Don’t worry. She can look after your pet ________.
A. careful enough B. enough careful
C. carefully enough D. enough carefully
【点拨】用排除法。句意：——我会离开很长一段时间。
——不要担心。她能足够细心地照顾你的宠物。enough 修饰形容词或副词放到形容词或副词之后，所以排除B、D；修饰动词短语look after 用副词，排除A 选项，故选C。
C
8. —Our country develops really fast.
— Yes. ______, it has made great achievements in many areas.
A. In the end B. From now on
C. As a result D. In fact
【点拨】in the end 最后；from now on 从今以后；as a result 结果；in fact 事实上。分析句意，“——我们的国家发展的确非常快。——是的，事实上，它在许多领域都取得了巨大的成就。”故选D。
D
9. [2023 石家庄新华区一模] Remember to ________ the computer after finishing the PPT.
A. cut off B. turn off C. put off D. take off
【点拨】考查动词短语。句意：记得完成PPT 后把电脑关了。cut off 切断；turn off 关掉；put off 推迟；take off 脱下。根据 “after finishing the PPT”可知，完成工作后应该是把电脑关掉。故选B。
B
10. Please ________ all your toys. You should put them into the box.
A. pick up B. give up C. get up D. put up
【点拨】句意：请把你所有的玩具都捡起来。你应该把它们放进盒子里。pick up 捡起；give up 放弃；get up 起床；put up 张贴。分析句意此处指捡起玩具，故选A。
A
三、根据汉语意思完成句子
11. 这种塑料瓶可以被反复使用。
This kind of plastic bottle can be used ________ ________ ________.
again and again
12.“一带一路”倡议对沿线国家产生了很大的影响。
The Belt and Road Initiative has made _______ __________ ___________ ________ the countries along the route.
a big/great
difference to
13. 老师们可以采取多种方式来教育学生。
Teachers can educate the students ________ ________ ________ .
in
many ways
四、连词成句
14. I, to, waste, want, don’t, water
___________________________.
I don’t want to waste water
15. do, what, waste, most, the, people
______________________________
What do people waste the most
16. bike, make, the, doesn’t, pollution, any
___________________________________.
The bike doesn’t make any pollution
17. put, garbage, our, bags, we, other, in, plastic
_______________________________________.
We put other garbage in our plastic bags
18. everything, well, always, does, he, you, unlike
________________________________________.
He always does everything well unlike you
一、词语运用
Ways to reduce food waste
Food waste is a big problem around the world. Some people throw 1._______ unwanted food. People in other parts of the world live in hunger.
【点拨】短语throw away 意为“ 扔掉”，故填away。
away
In order to reduce food waste, many 2. __________ (country) in the world like Germany and France have food banks. People and grocery stores can give extra food to them and they can give the food to those in need.
【点拨】many 修饰可数名词复数，故填countries。
countries
Shanghai Oasis opened China’s 3. _______(one) food bank in 2015. In five years, it 4. _______ (save) seven million tons of food and helped 760,000 people.
【点拨】3. 句意：上海绿洲于2015 年开设了中国第一家食品银行。表示“第一”用序数词，故填first。
【点拨】4. 结合后面的helped 可知此处应填动词的过去式saved。
first
saved
Many fruits 5. _______ vegetables go to waste because they look ugly. For example, about 25 to 30 percent of carrots don’t make it to the store because of 6. _______ (they) looks. So try to buy ugly food next time, since it is just as 7. _______ (good) as “normal” food.
【点拨】6. 修饰名词looks 应用形容词性物主代词their。
【点拨】7. 短语as... as... 意为“和……一样”，中间用形容词或副词原级，be 动词后用形容词作表语。故填good。
and
their
good
Many Chinese restaurants are 8. _______ (tell) people to order dishes by using the “N-1” formula(公式). “N” 9.________(stand) for the number of people in your group. So if you’re in a group of six people, you should order five dishes.
【点拨】8. 句意：许多中餐馆都告诉人们用 “N-1”公式点菜。结合前面的are 可知此处应为现在进行时，故填telling。
【点拨】9. 主语 “N”为第三人称单数，故谓语动词stand 也应用第三人称单数形式stands。
telling
stands
To reduce food waste is a big task, and it needs time. Everyone can do something to make 10. _______ difference.
【点拨】make a difference 为固定短语，意为“产生影响”。
a(共25张PPT)
Lesson 45 Let’s Sort Garbage!
Unit 8 Save Our World
一、根据句意及所给提示写单词
1. Grandpa Yang makes his living by selling old books and ________ (塑料的)bottles.
2. He thought there was much food in the fridge, but in fact it was ________ (空的).
3. The books on the shelf are out of order. Let’s ________ (分类)them.
plastic
empty
sort
4. [2023 丽水改编] Most of the rubbish in this town is ___________ (recycle) every day through a rainbow recycling system.
【点拨】句意：这个城镇的大部分垃圾每天都通过彩虹回收系统被回收。根据 “Most of the rubbish in this town”可知大部分的垃圾被回收，且根据 “every day”可知句子用一般现在时的被动语态be done，故填recycle 的过去分词recycled。
recycled
5. Boys, after the camp, make sure that you leave nothing behind, especially your l (垃圾).
itter
二、单项选择
6. Ten minutes later, the theatre was ______ after the movies.
A. empty B. full C. small D. comfortable
【点拨】用词义辨析法。句意：十分钟后，电影放映结束，电影院里空无一人。empty 空的；full 满的；small 小的；comfortable 舒服的。分析句意可知，电影散场，电影院就没有人了，故选A。
A
7. [2022 青岛改编]—Dropping ________ is really harmful to our environment.
— I think so. We should put it in the proper bins.
A. food B. drinks C. bread D. litter
【点拨】句意：——乱扔垃圾对我们的环境真的有害。
——我也这样觉得。我们应该把它放在合适的垃圾箱里。food 食物；drinks 饮料；bread 面包；litter 垃圾。分析句意可知此处指乱扔垃圾有害环境，故选D。
D
8. We will ________ a lot of things as we grow up.
A. put away B. throw away
C. give away D. run away
【点拨】用短语辨析法。句意：随着我们长大，我们会扔掉很多东西。put away 把……放好；throw away 扔掉；give away 捐赠；run away 跑开。分析句意，此处指扔掉很多东西，故选B。
B
9. — ________ do you do with the flowers
— Oh, we are talking about where ________ them.
A. What; to put B. What; put
C. How; to put D. How; put
【点拨】第一个空处what... do with... 意为“怎样处理……”；第二个空处考查“特殊疑问词+ 动词不定式”的用法，故选A。
A
10. [2023天水] Which of the following shows that you can put your waste there
A. B. C. D.
【点拨】句意：以下哪项表明你可以把废物放在那里？ telephone 手机；litter 垃圾；hairdresser 理发师；smoking allowed 允许吸烟。根据常识可知，废物应放在垃圾桶内，故选B。
B
三、根据汉语意思完成句子
11. 数量最少的垃圾是玻璃。
The ________ ________ of trash is glass.
least amount
12. 牛奶可以被制成奶酪。
Milk can ________ ________ ________ cheese.
be made into
13. 这些袋子可以被回并重复使用。
These bags can ________ __________ and reused.
be recycled
14. 我们在睡觉时开着灯是一种浪费。
It is ________ ________ ________ keep the light on while we are sleeping.
a waste to
15. 人们总是在聚会时扔太多的垃圾。
People always throw ________ ________ garbage when gathering together.
too much
四、连词成句
16. the, is, broken, glass
___________________
Is the glass broken
17. less plastic, paper, there, than, is
_____________________________.
There is less plastic than paper
18. garbage, I, you, the, can, sort, help
______________________________
Can I help you sort the garbage
19. a piece of, to, pass, me, paper
____________________________.
Pass a piece of paper to me
20. are surprised at, they, the, rubbish
_______________________________.
They are surprised at the rubbish
一、词语运用
Our earth is in trouble. Our drinking water is 1. _________ (become) dirtier. And the air is not as 2._______(clean) as before.
【点拨】1. 结合前面的be 动词is 可知此处构成现在进行时，故填become 的现在分词becoming。
【点拨】2. 短语as...as... 中间加形容词或副词原级，故填clean。
becoming
clean
The air, rivers, lakes and seas are 3. __________ (pollute) by people and factories. There are many things you can do to save the earth.
【点拨】分析句意，空气、河流、湖泊和海洋被人类和工厂污染。此处主语The air, rivers, lakes and seas 与谓语动词pollute 构成被动关系，结合前面的be 动词are 可知此处应填pollute 的过去分词polluted。
polluted
Cars burn oil. This will make a lot of CO2 4. _______ the air. Some people believe that too much CO2 is making the earth 5. ________ (warm) than ever. So try to walk, ride a bike or take a bus. This can save some oil and produce less CO2.
【点拨】4. 分析句意，汽车燃烧油，这使大量CO2 排放到空气中，故填介词into。
【点拨】5. 结合后面的than 可知此处应填warm的比较级warmer。
into
warmer
The biggest energy use at home is for 6. _________ (keep) warm or cool. So turn off the air conditioner(空调)7. _________ you don’t need to use it. Use lights that save energy. Use more 8.__________ (reuse) things.
【点拨】6. 介词for 后跟动名词，故填keeping。
【点拨】7. 分析句意，如果(当)你不需要用空调 (的时候)，关掉它，故填when 或if。
【点拨】8. 分析句意，使用更多的可重复使用的东西。修饰名词things 用形容词，故填reusable。
keeping
when/if
reusable
A lot of water is 9. ________ (need) for a shower. So take shorter showers. This can cut the use of water. Every small action can make 10. ________ big difference to our earth.
【点拨】9. 分析句意，很多水被用来洗淋浴。故填need 的过去分词needed。
【点拨】10. 短语make a big difference 意为“产生大的影响”，故填a。
needed
a(共25张PPT)
Lesson 44 Environment Clubs
Unit 8 Save Our World
一、根据句意及所给提示写单词
1. Nancy eats less fat to __________ (减少)the risk of heart disease(疾病).
2. Have you noticed the river was __________ (污染)because of the newly-built factory
reduce
polluted
3. We should save resources(资源), such as water and ___________ (电).
4. Li Lei is a model student in the class and he never ________ (浪费)a minute.
electricity
wastes
5. [2023龙东] In order to reduce the white pollution, we should use _________________ (reuse) bags instead of plastic ones when shopping.
【点拨】句意：为了减少白色污染，购物的时候我们应该使用可重复使用的袋子而不是塑料袋。根据 “In order to reduce the white pollution”可知要减少白色污染，就要使用能再利用的袋子。形容词作定语，故填reused 或reusable。
reused/ reusable
二、用括号内所给单词的适当形式填空
6. Some water is dripping from a ________ (leak) tap.
【点拨】句意：一些水从正渗漏的水龙头滴下来。修饰名词tap 用形容词，故填leak 的形容词形式leaky。
leaky
7. Some girls are ___________ (skip) on the playground.
【点拨】句意：一些女孩正在操场上跳绳。结合空格前的be 动词are 可知，此处应用现在进行时，故填skip 的现在分词skipping。
skipping
8. The bottle can hold 100 ________ (litre) of water. How large it is!
【点拨】句意：这个瓶子能装100 升的水。它太大了！结合空格前的数字100 可知，此处应填litre 的名词复数litres。
litres
9. [2023 自贡改编] The government has taken action to reduce water ____________ (pollute). So Fuxi River becomes cleaner.
【点拨】句意：政府已采取行动减少水污染。所以釜溪河变得更干净了。分析句意此处指water pollution“水污染”。故填pollution。
pollution
10. [2023 嘉兴改编] The doctor advised me to take exercise at ________ (little) four times a week to keep fit.
【点拨】句意：医生建议我每周至少锻炼四次以保持健康。结合“four times”可知，至少四次，at least 意为“至少”，故填least。
least
三、单项选择
11. Neither Saturday nor Sunday ________ OK because I will be quite busy these two days.
A. are B. is C. am D. be
【点拨】用主谓一致法。句意：星期六和星期天都不行，因为这两天我会很忙。neither... nor... 遵循“就近原则”，be 动词与离其最近的主语Sunday 保持一致，故此空应填is，故选B。
B
12. [2022 滨州]—Sam, let’s ________ these old things. I don’t need them anymore.
—No. We can try to put them to good use.
A. fix up B. hand out
C. throw away D. pull down
C
【点拨】用短语辨析法。句意：——山姆，让我们把这些旧东西扔掉吧。 我不再需要它们了。——不。我们可以尝试好好利用它们。fix up 修理；hand out 分发； throw away 扔掉；pull down 拆掉。根据 “I don’t need them anymore.”可知，不需要这些旧 东西了，所以是要扔掉它们。故选C。
13. The boy ________ the computer and went out to play with his friends.
A. put away B. shut down
C. turned on D. took up
【点拨】用短语辨析法。句意：男孩关上电脑，出去跟朋友去玩了。put away 把……放好； shut down 关上；turn on 打开；take up 开始从事。分析句意此处指关上电脑，故选B。
B
14. He is the ________ experienced player, but he works hardest.
A. least B. less C. worst D. worse
【点拨】用语法判定法。句意：他是经验最少的运动员，但他训练最努力。结合后半句中的hardest 可知此处应用形容词最高级least。
A
15. [2023 石家庄一模] Please ________ the lights when you leave the room. Be a greener person.
A. turn off B. turn on
C. turn up D. turn around
【点拨】句意：当你离开房间的时候请关灯，做一个更环保的人。根据 “Please... the lights when you leave the room. Be a greener person.”可知，环保的做法是离开时要关灯，故选A。
A
四、连词成句
16. save, together, let’s, electricity
___________________________.
Let’s save electricity together
17. reduce, how, we, air pollution, can
_______________________________
How can we reduce air pollution
18. the, lights, good, a, turning off, habit, is
___________________________________.
Turning off the lights is a good habit
19. the, leaky, sink, Lily, yesterday, fixed
_________________________________.
Lily fixed the leaky sink yesterday
20. packaging, useful, what
______________________!
What useful packaging
词语运用
Each family produces rubbish every day. Some of this waste 1. ________ (take) hundreds of years to decay (腐烂). It also costs plenty 2._______ money to keep buying new things.
【点拨】1. 主语some of this waste 为第三人称单数，故谓语动词take 也用第三人称单数形式takes。
【点拨】2. 短语plenty of 意为“大量的”，可修饰不可数名词，故填of。
takes
of
To help save our planet and save money, my family have 3.________ (make) changes. My sister often 4. ________ (sort) the rubbish into different dustbins.
【点拨】3. 结合前面的have 可知此处应用现在完成时，故填make 的过去分词made。
【点拨】4. 句意：我姐姐经常把垃圾分类后扔进不同的垃圾箱。分析可知，时态用一般现在时；主语my sister为第三人称单数，故谓语动词sort 也用第三人称单数形式sorts。
made
sorts
She says there is 5. ________ (little) metal than plastic. I collect used things and take them to the 6. __________ (recycle) centre. This helps reduce waste as much as possible.
【点拨】5. 用关键词法。结合后面的介词than 可知此处应填little 的比较级less。
【点拨】6. 短语recycling centre 意为“回收中心”，故填recycling。
less
recycling
To produce energy, more pollution is 7. ________ (create). This pollution can cause health problems 8. ________ others.
【点拨】7. 结合前面的is 可知此处构成被动语态，故填create 的过去分词created。
created
and
Because of all this, Electricity Saving Day which is also called Earth Hour comes on 9. ________ last Saturday of March every year.
If each of 10. ________ (we) does a little, together we can make a big difference.
【点拨】10. 介词of 后跟代词宾格，故填we 的宾格us。
the
us(共34张PPT)
Lesson 43 Let’s Clean Up!
Unit 8 Save Our World
一、根据句意及所给汉语提示写单词
1. [2023 永州改编] China plans to pay more _________ (注意) to scientific education in its primary and middle schools.
2. If nobody drops ________ (垃圾), our neighbourhood will be a cleaner and greener place.
attention
rubbish
3. More citizens agree to be green travelers so as to reduce air ___________ (污染).
4. [2023 日照] You had better ________ (解释) it to our teacher, not to me.
5. We should make our _____________ (校园)clean and beautiful.
pollution
explain
schoolyard
二、单项选择
6. Don’t throw ________ everywhere, or our environment will get worse.
A. bread B. bike C. bags D. rubbish
【点拨】联系后半句，我们的环境会变得更糟，可知，我们不要乱扔垃圾，rubbish 符合语境，故选D。
D
7. Everyone should do his own part in fighting against ________. It may make our life more beautiful.
A. pollution B. air C. race D. storm
【点拨】句意：大家应该尽自己的责任与污染作斗争，这会使我们的生活更美好。名词pollution 符合语境，故选A。
A
8. Eric tried to ________ why he was late for work, but his manager didn’t believe him.
A. warn B. explain C. imagine D. mean
B
【点拨】用词义辨析法。句意：埃里克试图解释他为什么上班迟到，但他的经理不相信他的话。warn 警告；explain 解释；imagine 想象；mean 意味着。结合语境和 空后 “why he was late for work, but his manager didn’t believe him”可知埃里克的经理不相信埃里克解释的迟到 理由，这里用动词explain。故选B。
9. [2023 邯郸永年区期中] Bob, look at your room. How dirty it is! You must ________ .
A. clean up it B. clean it up
C. clean them up D. clean up them
【点拨】句意：鲍勃，看你的房间，多么脏啊！你必须打扫下。clean up 意为“打扫”，此处为动副结构的短语，代词宾格放中间。代词it 指代room，故选B。
B
10. It’s very kind of you to ________ a phone and give it back to the lady.
A. give up B. look up
C. put up D. pick up
【点拨】用短语辨析法。句意：拾到手机并归还给那个女士，你为人太好了。give up 放弃；look up 查字典；put up 张贴；pick up 捡起，拿起。分析 句意可知此处指拾到了一个手机，故选D。
D
三、根据汉语意思完成句子
11. 每周学生们轮流打扫实验室。
The students take turns to ________ ________ the lab every week.
clean up
12. 看到垃圾就捡起来是个好习惯。
It’s a good habit to ________ ________ the garbage when you see it.
pick up
13. 李老师的魔术表演引起了孩子们的注意。
Miss Li’s magic show ________ ________ __________ __________.
drew the
children’s attention
14. 他只有一点点钱，所以他买不起新手机。
He only has _______ ________ _______ money, so he can’t afford the new mobile phone.
a bit of
15. 你同意把这个事实告诉老师吗？
Do you agree ________ ________ the truth to the teacher
to tell
四、连词成句
16. [2023 衡水一模] throw, everywhere, don’t, rubbish, please
_________________________________________
_________________________________________.
Don’t throw rubbish everywhere, please/
Please don’t throw rubbish everywhere
17. pieces of, paper, on the floor, some, there, are
_______________________________________.
There are some pieces of paper on the floor
18. finished, the, desks, I, cleaning, have
_________________________________.
I have finished cleaning the desks
19. ask, for, help, why not, teacher, your
________________________________
Why not ask your teacher for help
20. serious, what, pollution, a, type, of
_______________________________!
What a serious type of pollution
一、词语运用
The environment is becoming worse and worse. There are many 1. ________ (kind) of pollution that I worry about.
【点拨】句意：有很多种我担心的污染。短语many kinds of 意为“很多种类的”，many 修饰名词复数，故填kinds。
kinds
The most terrible two are water pollution 2. ________ air pollution, because people can’t live healthily with dirty water and 3. __________ (pollute) air. Animals can’t live in 4. ________ world, either.
【点拨】3. 修饰名词用形容词，此处应填过去分词polluted 作形容词，意为“受污染的”。
and
polluted
the
More and more people are 5. __________ (become) ill because of polluted air. I think 6. __________ (factory) shouldn’t pour dirty water into rivers directly or produce so much waste gas.
【点拨】5. 句意：越来越多的人因为受到污染的空气生病了。结合前面的be 动词are 可知，此处应用现在进行时，故填become 的现在分词becoming。
【点拨】6. 句意：我认为工厂不应该把脏水直接倒进河里，或者生产太多的废气。可数名词复数表示一类事物。故填factories。
becoming
factories
We’d better go on foot or by bike instead of going 7. ________ car. 8. ________ (final), everyone must pay attention to rubbish pollution.
【点拨】8. 句意：最后，大家必须关注垃圾污染。本句句子成分完整，故填final 的副词形式finally。注意：句首要大写首字母。
by
Finally
If everybody makes so much rubbish, one day we may live in a world which 9. _____(be) full of rubbish. How frightening it will be! We should take action to make our world 10. ________ (clean) and more beautiful. Let’s start now.
【点拨】9. 由 “We may live in a world”可知此处也应用一般现在时，先行词a world 为第三人称单数，故填is。
【点拨】10. 句意：我们应该采取行动让我们的世界更加干净、漂亮。and 连接并列成分，由more beautiful 可知，此处填clean 的比较级cleaner。
is
cleaner
二、[2023 廊坊安次区一模] 完形填空
One spring afternoon, Mark decided to take a long way home through the park. It was 11 _______.
11. A. enjoyable B. surprising C. nervous D. serious
【点拨】enjoyable 有乐趣的；surprising 令人惊讶的；nervous 紧张的；serious 严肃的。根据 “The April sun washed over him warmly”可知，阳光暖暖地照在身上，让人愉快，故选A。
A
The April sun washed over him warmly. 12_______, this feeling disappeared quickly when Mark saw an empty box on the grass.
12. A. Properly B. However C. Anyway D. Perhaps
【点拨】Properly 适当地；However 然而；Anyway 无论如何；Perhaps 或许。“The April sun washed over him warmly” 与“this feeling disappeared quickly when Mark saw an empty box on the grass”是转折关系，故选B。
B
How could someone 13 _______ in such a beautiful place He picked it up.
13. A. perform B. jump C. drive D. litter
【点拨】perform 表演；jump 跳跃；drive 驾驶；litter 乱扔。根据 “when Mark saw an empty box on the grass”可知，此处指乱扔东西在草地上，故选D。
D
He then 14 _______ a plastic bag caught in a tree. He took it down and put it inside the box.
14. A. lost B. bought C. noticed D. used
【点拨】lost 丢失；bought 买；noticed 注意到；used使用。根据 “a plastic bag caught in a tree”可知，他接着注意到树上挂着一个塑料袋，故选C。
C
During the rest of the 15 _______, Mark picked up more pieces of rubbish.
15. A. class B. walk C. activity D. talk
【点拨】class 班级；walk 散步；activity 活动；talk 谈论。根据 “Mark decided to take a long way home through the park”可知，他在散步的剩下路程中来捡垃圾，故选B。
B
He had seen many more, but he had to get home before dark. There was just too much for him to 16 _______ by himself.
16. A. clean up B. take up
C. look up D. bring up
【点拨】clean up 清理；take up 从事；look up 查阅；bring up 提出。根据 “Mark picked up more pieces of rubbish”可知，此处指清理垃圾，故选A。
A
17 _______ he returned home, Mark checked the mailbox. There was a message about Earth Day. That encouraged Mark greatly.
17. A. If B. Though C. When D. Since
【点拨】If 如果；Though 尽管；When 当……时；Since 自从。根据“he returned home, Mark checked the mailbox”可知，当他回家时，他查看邮箱，故选C。
C
He texted everyone he knew. He asked each friend to tell everyone he or she knew to 18 _______ at 9:00 am on Earth Day at the gate of the park.
18. A. watch B. play C. discuss D. meet
【点拨】watch 观看；play 玩；discuss 讨论；meet 集合。根据 “at 9:00 am on Earth Day at the gate of the park”可知，Mark 让人们9 点在公园门口集合，故选D。
D
Earth Day arrived. There was a huge crowd at the park. Mark was very happy. He handed out 19 _______ bags, and then everyone got to pick up rubbish. By that afternoon, they had covered every square meter of the park.
19. A. valuable B. recycled C. important D. broken
【点拨】valuable 有价值的；recycled 可回收的；important 重要的；broken 破损的。根据 “Earth Day arrived”可知，地球日就是要做一些与环保有关的事情，所以是用回收袋去收集垃圾，故选B。
B
It was just one park, but it was a 20 _______. Mark knew what could happen when people came together to help the planet.
20. A. start B. law C. break D. habit
【点拨】start 开始；law 法律；break 休息；habit 习惯。根据 “It was just one park, but it was a”可知，这只是个开始，故选A。
A(共26张PPT)
Lesson 48 Garbage Is Interesting!
Unit 8 Save Our World
一、根据句意及所给提示写单词
1. There is about 2 ________ (吨)of rubbish in our neighbourhood every day.
2. Let’s put the apples into different ________ (堆) and sell them ten yuan a pile.
tons
piles
3. Katie didn’t have enough money, so she bought a ________ (use) bike.
【点拨】句意：凯蒂没有足够的钱，所以她买了一辆旧自行车。表示“旧的，二手的”，用used。
used
4. The students are often _________ (divide) into several groups by the teacher before discussing the difficult questions in class.
【点拨】句意：在课堂上讨论难题之前，老师经常把学生分成几个小组。结合前面的be 动词are 可知，此处构成被动语态，故填divided。
divided
5. [2023 金华] It’s common to see some special ________ (seat) for those in need on buses.
【点拨】句意：在公共汽车上为有需要的人提供一些特殊的座位是很常见的。根据“for those in need on buses”可知在公交车上有特殊座位，seat“座位”，此处应用名词复数。故填seats。
seats
二、单项选择
6. — More and more new energy vehicles (汽车) ________ now.
—Yes, they are good for our environment.
A. use B. are using
C. are used D. were used
【点拨】句意：——现在越来越多的新能源汽车被使用。
——是的，它们对我们的环境有好处。主语new energy vehicles 与动词use 构成被动关系，此处应用一般现在时的被动语态，故选C。
C
7. I don’t think ________ possible to master a foreign language without much memory work.
A. it B. that C. its D. this
【点拨】“think it + 形容词 +to do sth.”为固定用法，意为“认为做某事是……”，其中it 作形式宾语，真正的宾语是后面的不定式结构。故选A。
A
8. The traditional Chinese lunar calendar ________ a year ________ 24 solar terms(节气).
A. divides; into B. mixes; with
C. translates; into D. covers; with
A
【点拨】用短语辨析法。句意：中国传统的农历将一年分为24 个节气。divides... into... 把……分成……；mixes... with... 把…… 与…… 混合；translates... into...把……翻译成……；covers... with... 用……覆盖……。根据 “24 solar terms”可知，将一年分成24 个节气。故选A。
9. It’s cold outside. You should ________ your sweater.
A. put up B. put on
C. put off D. put down
【点拨】句意：外面很冷。你应该穿上你的毛衣。put up 张贴；put on 穿上；put off 推迟；put down 镇压。根据 “It’s cold outside. You should... your sweater.”可知，此处指穿上毛衣，故选B。
B
10. ________ people go to Zibo to enjoy barbecue (烧烤).
A. Thousands of B. Thousand
C. Thousands D. Thousand of
【点拨】短语thousands of 意为“成千上万的”，故选A。
A
三、根据汉语意思完成句子
11. 保护环境是我们的职责。
________ ________ ________ ________ protect the environment.
It’s our duty to
12. 一些男生正在打扫操场。
Some boys are __________ ________ the playground.
cleaning up
13. 妈妈把蛋糕分成八块， 每个孩子都分到了一块。
Mom ________ the cake ________ eight pieces and each kid got one.
divided into
14. 如果我们每个人都爱护花园里的花草，它们会更加茂盛。
If ________ ________ ________ takes care of the plants in the garden, they will flourish more.
each of us
四、连词成句
15. rubbish, animals, don’t, to, throw
______________________________.
Don’t throw rubbish to animals
16. the, rubbish, pick up, on the floor
_______________________________.
Pick up the rubbish on the floor
17. sorting, they, garbage, the, are
____________________________.
They are sorting the garbage
18. more, plastic, I, than, glass, find
_____________________________
_____________________________.
I find more plastic than glass/
I find more glass than plastic
19. he, a, made, car, of, garbage, out
______________________________.
He made a car out of garbage
一、词语运用
“Green” is a new way of thinking about the world we live in. We decide to go “green” 1. __________ we know that we only have one planet to live on.
【点拨】句意：我们决定变得“绿色”，因为我们知道我们只有一个星球可以居住。
because
We won’t be able to live on it much 2. ________ (long) if we keep wasting energy andresources( 资源).
【点拨】句意：如果我们继续浪费能源和资源，我们将无法在地球上生存太久。much 修饰形容词或副词比较级，故填longer。
longer
Of course we can’t pollute the air and the water 3. ________ the earth. It’s 4. ________ (we) duty to protect the earth.
【点拨】4. 修饰名词duty 用形容词性物主代词our。
on
our
Most people and their children have already 5. ________ (try) their best to do it. Mary is a 12-year-old girl.
【点拨】5. 结合前面的助动词have 可知此处应填try的过去分词tried，构成现在完成时。
tried
She 6._______(say), “I helped plant trees in my neighbourhood last month. I also help my family stay ‘green’ by taking short 7._________ (shower).
【点拨】6. 句意：她说，“上个月，我在小区里帮助植树了”。主语为第三人称单数，谓语动词填单三形式says。
【点拨】7. shower 作“淋浴”讲时是可数名词，且前面没有冠词，故用复数形式。
says
showers
As for the electricity, I never let the lights on when I am 8.________.” Her cousin Bob says, “Lots of bottles are 9.________(throw) away every day. I collect the 10. ________ (use) bottles and sell them for recycling.”
【点拨】9. 句意：每天都有许多瓶子被扔掉。主语Lots of bottles 与后面的谓语动词构成 被动语态， 故填throw 的过去分词thrown。
【点拨】10. 句意：我把用过的瓶子收集起来，然后卖掉回收利用。形容词used 意为“二手的，用过的”，故填used。
out
thrown
used
