《Earth first》SectionC PPT
第一部分內(nèi)容：課前篇自主預習
Ⅰ.知識體系圖解
重點單詞
1._________ n.設備,儀器,裝置
2._________ n.(機器、設備的)運行方式,狀態(tài),模式
3._________ n.電
4._________ v.(使)漏,(使)滲漏
5._________ v.移走,搬走,去掉
6._________ n.(電)插頭
7._________ n.(宣傳)活動
8._________ v.竭力主張,強烈要求,敦促
9._________ n.(工廠、學校)的餐廳
10._________ adj.焦急的,擔憂的
11._________ v.促成,造成(某事發(fā)生)
12._________ adj.平均(數(shù))的
13._________ n.多數(shù),大多數(shù)(人或物)
14._________ adj. 不正確的,錯誤的
15._________ n.數(shù)量,數(shù)額
重點短語
1.turn off_________
2.the majority of_________
3.take steps_________
4.mistake...for..._________
5.break down_________
6.stand-by mode _________
7.common sense_________
8.take...into account_________
9.as...as possible_________
10.take a shower_________
11.call on_________
重點句式
However,making a paper bag uses four times as much energy as making a plastic bag and up to three times the amount of water.
寫作 環(huán)保倡議書
Ⅱ.釋義匹配
1.leak A.to strongly suggest that someone does something
2.remove B.to escape from a hole or crack in a pipe or container
3.urge C.involved in something or affected by it
4.concerned D.a particular way or style of behaving,living or doing something
5.mode E.to take something away from,out of,or off the place where it is
答案:1.B 2.E 3.A 4.C 5.D
Ⅲ.介詞填空
1.He spoke for one and a half hours and barely paused_______breath.
2.He preceded his speech_______welcome to the guests.
3.You can borrow my camera if you promise to take care_______it.
4.I didn’t recognize her voice and mistook her_______Jenny.
5.The dam broke_______and as a result the land was flooded.
... ... ...
Earth first PPT，第二部分內(nèi)容：課堂篇學習理解
重點詞匯
1.majority n.多數(shù),大多數(shù)
【課文原句】Most of us are aware that we must take care of the environment,and the majority of us take steps to save energy and reduce waste and pollution.
我們大多數(shù)人都意識到,我們必須愛護環(huán)境,大多數(shù)人都采取措施節(jié)約能源,減少浪費和污染。
【詞匯精講】majority是名詞,意為“多數(shù),大多數(shù)”。
The majority of them take an online language test before starting their programme.
他們中的大多數(shù)在開始這個課程前參加網(wǎng)上語言測試。
Only a minority of people in that city do not have a car while the people taking subway to work are in the/a majority.
在那個城市只有少數(shù)人沒有汽車,但是乘坐地鐵上班的人卻占了大多數(shù)。
I think that is one of the major factors in his success.
我認為那是他成功的主要因素之一。
I’ve made up my mind to major in English after I finish middle school.
我決定中學畢業(yè)后主修英語。
My best friend,Tom,is a physics major.
我最好的朋友——湯姆——學的是物理專業(yè)。
【溫馨提示】“the majority of+復數(shù)名詞”用作主語時,謂語動詞常用復數(shù);“the majority of+不可數(shù)名詞”用作主語時,謂語動詞用單數(shù);“a majority of+復數(shù)名詞”用作主語時,謂語動詞通常用復數(shù)。
2.amount n.數(shù)量,數(shù)額
【課文原句】However,making a paper bag uses four times as much energy as making a plastic bag and up to three times the amount of water.
然而,制造一個紙袋所需的能量是制造一個塑料袋的四倍,所需的水是制造一個塑料袋的三倍。
【詞匯精講】amount是名詞,意為“數(shù)量,數(shù)額,金額”。
The insurance company will return any amount due to you.
保險公司將退還你應得的所有款項。
He needs that amount of money to survive.
他需要那樣一筆錢以生存下去。
【溫馨提示】 “a huge amount of+不可數(shù)名詞”作主語時,謂語動詞用單數(shù);“huge amounts of+不可數(shù)名詞”作主語時,謂語動詞用復數(shù)。
A huge amount of money was spent on the new bridge last year.
=Huge amounts of money were spent on the new bridge last year.
去年建這座新橋花了很多錢。
3.remove v.移走,搬走,去掉
【課文原句】To make sure your appliance is in fact off,remove the plug from its power supply.
為了確保你的電器實際上是關(guān)閉的,把插頭從電源上拔下來。
【詞匯精講】remove是及物動詞,意為“移走,搬走,去掉”。
The antelope population has recovered and in June 2015,the Tibetan antelope was removed from the endangered species list.
藏羚羊的數(shù)量已經(jīng)恢復,2015年6月,藏羚羊從瀕危物種名單中除名。
Reference books may not be removed from the library.
參考書不能被帶出圖書館。
She removed her jacket and hung it up on the hook.
她脫掉外套掛在衣鉤上。
重點句式
However,making a paper bag uses four times as much energy as making a plastic bag and up to three times the amount of water.
然而,制造一個紙袋所需的能量是制造一個塑料袋的四倍,所需的水是制造一個塑料袋的三倍。
【句式剖析】
four times as much energy as...是“倍數(shù)+as+原級+as”結(jié)構(gòu),是英語倍數(shù)的一種表示方法。
He has collected more than three times as many stamps as I.
他搜集的郵票是我的三倍多。
There are five times as many books in our library as in yours.
我們圖書館里的書是你們圖書館里的五倍。
【句式拓展】
(1)“倍數(shù)+比較級+than”
The hall is five times bigger than our classroom.
這個大廳的面積比我們教室大五倍。
(2)“倍數(shù)+the size/length+of+其他”
The earth is 49 times the size of the moon.
地球的體積是月球的四十九倍。
The newly broadened square is four times the size of the previous one.
新擴建的廣場是未擴建時的四倍大。
(3)“倍數(shù)+what從句”
The production is now three times what it was ten years ago.
現(xiàn)在的產(chǎn)量是十年前的三倍。
The length of the road is four times what it was three years ago.
這條路的長度是三年前的四倍。
(4)“計量名詞+of+名詞+be+倍數(shù)+that+of”
The size of the sun is a million times over that of the earth.
太陽的體積比地球的體積大一百萬倍。
The depth of this river is three times that of Wenhe River.
這條河的深度是汶河的三倍。
高分寫作
國慶長假期間,各地景區(qū)垃圾劇增,給保潔人員帶來巨大負擔,也暴露出游人環(huán)保意識薄弱。假如你是長城景區(qū)的一位導游,請寫一篇倡議書,倡導游客摒棄不文明行為,杜絕垃圾亂扔現(xiàn)象。
注意:
1.詞數(shù)80左右;
2.開頭和結(jié)尾已給出,不計入總詞數(shù);
3.可根據(jù)內(nèi)容需要適當增加細節(jié)。
一、審題定調(diào)
1.確定體裁:本次寫作是一封倡議書,倡導游客摒棄不文明行為,杜絕垃圾亂扔現(xiàn)象。
2.確定人稱:主要人稱為第一、三人稱。
3.確定時態(tài):主要時態(tài)用一般現(xiàn)在時。
二、謀篇布局
本文可以分為三個段落。
第一段: 提出問題,分析問題的原因及其后果;
第二部分: 倡導游客摒棄不文明行為,杜絕垃圾亂扔現(xiàn)象;
第三部分: 對全文做出總結(jié)。
隨堂練習
Ⅰ.短語填空
call on,depend on,break down,take steps,turn off
1.We_____ the newspapers for information about what is happening.
答案:depend on
2.I__________ everyone to do something to make a difference to the environment.
答案:call on
3.We must__________to prevent this tragedy from happening again.
答案:take steps
4.We were driving on the highway when the car__________.
答案:broke down
5.Remember to__________the light before you leaving the room.
答案:turn off
Ⅱ.語篇填空
1.__________(found) by Senator Gaylord Nelson,an American politician and environmentalist,Earth Day was originally aimed at helping the public to know the current situation of air and water pollution and 2.__________(get) people to care about the earth.
In 1962,Rachel Carson’s bestselling book “Silent Spring” created an 3.__________(aware) of the dangerous effects of pesticides(農(nóng)藥).Then,a fire,4.__________broke out in 1969 on Cleveland’s Guyahoga River,shed light on the problem of chemical pollution in water.Senator Gaylord Nelson dreamed of 5.__________similar large event that would get people to take environmental issues 6.__________(serious).In 1969,he came up with the idea for Earth Day.Since 1970,Earth Day celebrations have grown.Today,Earth Day is celebrated around the world every April 22.
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