2023-2024学年英语鲁教版（五四学制）九年级全一册Unit 8We’re trying to save the earth! 单元复习课件(共33张PPT)

(共33张PPT)
Unit 8　We’re trying to save the earth!
Section A
Even the bottom of the river was full of rubbish.甚至河的底部也充满了垃圾。(P57)
bottom意为“底部;最下部”;at the bottom of意为“在……的底部”。
▲He fell to the bottom of the stairs.
他摔倒在楼梯底下。
▲The answers are at the bottom of the page.
答案就在这一页的下端。
【助记】at the bottom of的适用范围
at the bottom of
be full of 意为“充满,填满”,与be filled with意义相同。
▲The pool is full of water.=The pool is filled with water.
池子里充满了水。
1.我在山脚下等他们。
I waited for them 　 　　 the hill.
2.书架上摆满了我喜欢读的书。
The shelf 　　 　 the books I like to read.
at the bottom of
is full of
There are other advantages of bike riding.骑自行车还有其他优点。(P58)
advantage是名词,意为“优点;有利条件”,其反义词是disadvantage,意为“缺点;不利 条件”。
▲It has more advantages than disadvantages.
它的优点多于缺点。
have the advantage over意为“胜过……”;take advantage of意为“利用……”。
▲I am afraid you have the advantage over me.
恐怕您比我强。
▲We want to take advantage of this trip to buy the things we need.
我们打算利用这次旅行来购买我们所需的物品。
(　　)1.If you can speak English well,you will have a great 　　　 over others
when looking for a job.
A.activity　　　　B.article
C.attention D.advantage
2.Pollution is just one of the 　　　 (advantage) of living in the
town.
D
disadvantages
Well,to cut down air pollution,we should take the bus or subway instead of driving.噢,为减少空气污染,我们应该乘公共汽车或地铁,而不是开车。(P58)
动词不定式短语to cut down air pollution在句中作目的状语,相当于in order to cut down air pollution。动词不定式(短语)作目的状语,表示的是主语的目的,因此,其逻辑主语通常是句子的主语。
▲I’ve written it down on the notebook(in order) to remember it well.
为了记得牢,我已经把它写在笔记本上了。
cut down意为“削减;砍倒”,为固定短语,其中down为副词。代词作宾语时,代词只能放在cut与down之间。
▲We are cutting trees down.=We are cutting down trees.
我们正在砍树。
▲The apple tree was dead and he cut it down.
那棵苹果树枯死了。所以他把它砍掉了。
【归纳】含cut的短语
instead of是介词短语,意思是“代替……;而不是……”。
▲I give him advice instead of money.
我给了他忠告而没有给他钱。
▲He goes to school on foot instead of by bus.
他步行去上学,而不是乘公共汽车。
【辨析】instead of与instead
词语 用法
instead of 介词短语,意为“代替;而不是”,后跟名词、代词、动名词或介词短语等,不可单独使用
instead 副词,意为“代替;反而”。在句中充当状语,常用于句首或句尾,表示要做或已做的事情
▲She went swimming instead of practicing yoga yesterday.(=She didn’t practice
yoga.Instead,she went swimming.)
她昨天没有练习瑜伽,而是去游泳了。
1.He ran so fast as to catch the first bus.
.
2.路旁的许多大树都被砍掉建房了。
.
3.现在我可以步行去上班,而不必开车了。
Now I can walk to work 　 　　 going by car.
他飞快地跑以便赶上第一班公交车。
The big trees along the road have been cut down to build houses.
instead of
cost在本句中作动词,意为“花费”,其主语是“物”,常用句型为“Sth.cost sb.some money.(某物花费某人一些钱)”。
▲It cost me 1,000 dollars to get the driving license.
考取驾照花了我1 000美元。
▲The car cost him over a hundred thousand yuan.
这辆汽车花了他十万多元。
It’s good for health and it doesn’t cost anything!它对健康有好 处,并且不用花钱!(P58)
cost还可作名词,意为“花费;价钱”。
▲He doesn’t know the cost of the book really.
他确实不知道这本书的价钱。
【巧学妙记】cost,pay,take,spend的用法
cost和pay花金钱,
take后面跟时间;
既花时间又花钱,
需用spend记心间。
这双鞋子用了我200元。
1.I 　　　 200 yuan 　　　 this pair of shoes.
2.I 　　 　 200 yuan on this pair of shoes.
3.This pair of shoes 　　 　 me 200 yuan.
paid
for
spent
cost
Also,I never take wooden chopsticks or plastic forks when I buy takeaway food.还有,当我买外卖食品时我从来不拿木筷子或塑料叉。(P58)
wooden形容词,意为“木制的;木头的”。
The house was very old,and it had all wooden floors.
这栋房子已经非常旧了,地板都是木制的。
1.They walked through the　　　　(wood).
2.A 　　　　(wood) chair is more comfortable than a metal one.
3.你能把这枚钉子从木头里拔出来吗
Can you get this nail　　　　　　　 　　　　
woods
wooden
out of the wood
This is not only cruel,but also harmful to the environment.这不仅残忍,而且对环境有危害。(P59)
harmful为形容词,意为“有害的”,其名词形式为harm。be harmful to意为“对……有害”,相当于do harm to或be bad for。
▲Smoking is harmful to our health.=Smoking does harm to our health.
吸烟对我们的健康有害。
PM 2.5 does 　　　(harm) to people’s health and the environment.
=PM 2.5 is 　　 　(harm) to people’s health and the environment.
harm
harmful
Section B
Do you often throw away things you don’t need anymore 你经常丢弃你不再需要的东西吗 (P62)
这是一个含有定语从句的复合句。you don’t need anymore为定语从句,修饰前面的名词things。
throw away意为“扔掉;抛弃”,是“动词+副词”结构的短语,后接代词作宾语时,代词必须放在短语的中间。
▲Please take off the old picture and throw it away.
请把那张旧画取下来扔掉。
【归纳】“动词+away”构成的短语动词
(　　)1.All the members decided to 　　　 the money from the book sale to
homeless people.
A.give up　　　　B.give away
C.take up D.take away
2.Here is the pen that you lost the day before yesterday.

3.在我们的城市里,人们每天扔掉大约2 800吨纸。
Every day people 　　 　 about 2,800 tons of paper in our city.
4.这是戴维的钢笔,戴维刚刚把它拿走了。
This pen is David’s.David 　　　 it 　　　 just now.
B
这是你前天丢失的那支笔。
throw away
took
away
Have you ever thought about how these things can actually be put to good use 你曾经想过这些东西实际上能如何被好好利用吗 (P62)
这是一个含有宾语从句的复合句。how these things can actually be put to good use为宾语从句,而在从句中,be put to good use为被动结构。
put sth.to good use意为“好好利用某物”,相当于make good use of sth.,其中use为 名词。
▲My parents are happy that I can put my hobby to good use.
我父母很高兴我能够好好利用我的兴趣爱好。
【归纳】put构成的其他短语动词
1.你为什么不好好利用你的时间呢
Why don’t you put your time 　　 　
2.这些玻璃杯应该被好好利用。
These glasses should be 　 　　.
3.今天能做的不要拖到明天。
Don’t 　　 　 today’s work till tomorrow.
4.Tell us how you are getting on now.

to good use
put to good use
put off
告诉我们你现在过得怎样。
The windows and doors come from old buildings around her town that were pulled down.窗子和门来自她所在城镇被拆毁的旧建筑物。(P62)
这是一个复合句。that were pulled down为定语从句,修饰前面的名词buildings;around her town为介词短语作定语,也修饰buildings。
pull down意为“拆毁,拆除”。
▲The company will pull down the old building next year.
公司明年将要拆除这座旧的建筑。
▲The workers are pulling the old bridge down.
工人们正在拆除那座旧桥。
【注意】pull down是“动词+副词”结构的短语,后接代词作宾语时,代词必须放在短语的 中间。
(　　)1.Teamwork is very important,so we need to 　　　 when we do something
in groups.
A.pull down　　　　 B.pull together
C.put together D.put down
2.那个大男孩抓住吉米的手,想把他拉到一楼。
The big boy held Jimmy’s hand and tried to 　　　 him 　　　 to the first
floor.
3.The book that I bought yesterday was written by Lu Xun.

B
pull
down
昨天我买的这本书是鲁迅写的。
work可数名词,意为“作品;著作”。
This book is one of his best works.
这本书是他的最佳作品之一。
The more popular works can even been seen in art shops around the city.有些更受欢迎的艺术品甚至可以在全市商店看得到。(P62)
work 表示“工作”时是不可数名词。
▲He has too much work to do.
他要做的工作太多。
work动词短语:
work for效劳;为……工作
work hard努力学习
work out解决;算出;实现
work as担任;以……身份而工作
work on从事于
1.A teacher’s　　　　(work)is teaching.
2.　　　　(work)of literature and philosophy are on his book shelf.
3.这道数学题太难了,我解不出来。
The math problem is so difficult that I can’t　 　　　.
work
Works
work it out
Not only can the art bring happiness to others,but it also shows that even cold,hard iron can be brought back to life with a little creativity.艺术不但可以给他人带来快乐,而且也说明只需要一点儿创造力,即使是冰冷、坚硬的铁也可以产生活力。(P62)
bring back意为“恢复”,是“动词+副词”型短语,代词作其宾语时,只能放在bring和back之间。bring back to life 意为“使复活;使复苏”。
▲We are pleased that Mr.Liu has decided to bring back the after-class
basketball game.
我们很高兴,刘老师已经决定恢复课后篮球赛了。
bring back还可表示“使想起;归还”。
▲All library books must be brought back before June 30.
6月30日之前,所有从图书馆借出的书必须归还。
【图解】一词多义的bring back
恢复 归还
使想起
creativity是名词,意为“创造力,独创性”。
▲Creativity is the soul of works.独创性是作品的灵魂。
▲Jim is a very creative student.His creativity is the best.He created a new
painting creatively.
吉姆是一个很有创造力的学生。他的创造力是最好的。他创造性地创作了一幅新绘画。
1.他待在山区休养因而恢复了健康。
His stay among the mountains 　 　　 him 　　　 to health.
2.你的文章勾起了我悲伤的回忆。
Your article 　 　　 sad memories for me.
3.There will be no development without 　 　　(create).
4.Your 　　 　(create) talents can also be put to good use,if you can
work up the energy.
brought
back
brought back
creativity
creativity