高教版（2021）拓展模块Unit 3 Doing Our Part for the Environment精品ppt课件

这是一份高教版（2021）拓展模块Unit 3 Doing Our Part for the Environment精品ppt课件，共37页。PPT课件主要包含了Pronouns，Part 1，Comparison，Part 2，Exercises，Part 3，Homework，Part 4等内容，欢迎下载使用。

knwledge bjectives
ability bjectives
emtinal bjectives
T master the usage f prnuns and cmparisn.
T be able t use prnuns and cmparisn crrectly.
T understand the imprtance f envirnmental prtectin.
Learning bjectives
什么时候用主格？宾格？
I like her.
I am prud f her.
多人称并列时，谁前谁后？
1.________________will study tgether.你，我还有他将一起学习。2.___________________are glad t help thers.我们、你们和他们很乐意帮助他人。3.________________are the same. 我们和他们都一样。
Yu,he and I
We,yu and they
We and they
两种物主代词有什么关系？
This is my cat.
This cat is mine.
形容词性物主代词+名词=名词性物主代词
enjy neself 玩的开心dress nself 自己穿衣服be neself 身心自在by neself 亲自 teach neself 自学help neself t 随便吃talk t neself 自言自语intrduce neself 自我介绍
that的用法1: 打电话
---Hell,Wh's that speaking?---Hi,this is Jessica
that的用法2：比较句
1.The weather in Wuhan is htter than ______ in Beijing.武汉比北京的天气要热。2.Apples n this tree are mre than______ n that tree.这棵树上的苹果比那颗树上的多。
1.that用于比较句中，指代前文出现的单数名词。（weather）
2.thse在比较句中指代复数名词。（apples）
either 两者中的任意一个
neither 两者都不
e.g:I want t eat anther banana. 我想再吃一根香蕉。 Yu can take either f the tw pens. 你可以从这两支笔中任意拿一支。 Neither f them is Chinese. 他们都不是中国人。
anther+名词（单数）另一个...（三者+）
e.g:Yu are smarter than thers.（人） 你比别人聪明。 Yur sngs are better than thers.（物） 你的歌曲比其他的好。 I have tw kids.One is a by,the ther is a girl. 我有两个孩子，一个男孩，另一个是女孩 Yu are smarter than ther peple. 你比别人聪明。
the ther n. （两者中）的另一个
ther adj.其他的thers n.其他人/物
thers=ther peple thers=ther+名词(复数)
连接代词和疑问代词同行，常用于引导名词性从句。
e.g: Wh will be ur teacher hasn’t been decided. 还没确定谁会当我们的老师。 I dn’t knw which is crrect. 我不知道那个是正确的。 This is what they want t d. 这就是他们想做的。
关系代词用于引导定语从句。
e.g: The man wh is talking is a dctr. 那位正在讲话的人是个医生。 This is the bk which I tld yu abut. 这就是我跟你说过的那本书。
ldest/eldest
farther/further
farthest/furthest
1.比较级+than 比+原级+as 和...一样3.the+比较级，the+比较级 越...,越比较级+and+比较级 越来越+比较级+ f the tw (两者中)较...的一个6.ne f the+最高级+名词复数 最...之一
⑫Read and cmplete.
选择恰当的单词补全句子。
1) Trees are planted every year, which makes 　　　　(we / ur) city mre beautiful.2) The strict law is likely t imprve the air quality in this city and 　　　　(it / its) neighbring cities.3) I’m mving t the cuntryside because the air there is much fresher than 　　　　(ne / that) in the city.4) There are many tall trees n 　　　　(every / each) side f the rad.5) Several years ag, there were 　　　　(fewer / few) cars than there are nw in this city.
that用于比较句中，指代前文出现的单数名词。（air）
each(强调2个以上的个体)
比较级+than 比...
6) When spring cmes, the days get lnger and the nights get _________(shrter / shrt).7) There’s t much waste in yur rm, and my rm is much_________(cleaner / clean) than yurs.8) Making recycled paper uses 58 percent_________(little / less) water.9) Our gvernment has taken actins t build a cuntry where there are mre blue skies, greener land, and_________(clear / clearer) water.10) Cmpared with water r air pllutin, land pllutin wuld cst much_________ 　　 (many / mre) t deal with.
与lnger 一样，跟冬天的夜晚作比较
跟take actin前作比较
跟water r air pllutin作比较
⑬Read and cmplete.
选择恰当的单词或短语补全有关植树抗沙的故事。
1)　　　　 (Many / Much) peple believe it is almst impssible t turn a desert int a green land. But Tubbat, a 65-year-ld man, has achieved it.“When I was a child, it was much 2)　　　　 (mre / many) beautiful here and it rained3)　　　 (frequently / mre frequently) than it des tday. The envirnment was 4) 　 (wrse / better) then.” said Tubbat, “Then we gt sandstrms. The green land became 5)　 　　 _________(small / smaller) and smaller, s peple had t mve away.”Tubbat always wanted t d 6)　　 　　(anything / smething) t make a change. S when he retired in 2002, he started t plant trees in the desert. The trees he planted were saxaul (梭梭). It is an almst leafless tree 7) 　 (which / what) grws in sandy sil. Nw Tubbat has spent 8)　　 　 _________(mre / much) than 17 years fighting against the desert. He has planted mre than 50 000 trees in an area which is 9)　　 　 (as big as / bigger) 133 sccer fields put tgether.
mre frequently
选择正确答案补全有关环境保护的倡议。
We all knw that the envirnment arund the wrld is getting 1)　　　　 and wrse. In sme places rivers are plluted and trees are cut dwn. 2)　　　　 peple even have n clean water t drink.Recently, a new lifestyle called lw carbn (低碳) life is spreading t 3)　　　　 crner f the cuntry. Lw carbn means lw energy and little waste. It is s imprtant that I can’t wait t express my ideas n 4)　　　　 t prmte it.First, we shuld set up a n-driving day every week. Because cars nt nly cause air pllutin but als waste energy. On the n-driving day, neither students nr teachers are allwed t drive t schl. Instead, they shuld cme t schl and g hme 5)　　　　, by bike r by public transprtatin.
Secnd, we had better nt use plastic bags anymre. 6)　　　　 likes the “white pllutin”, s it is wise t use clth bags 7)　　　　 are reusable and envirnment-friendly.Finally, d nt verlk the small things we can d every day. Fr example, as a student, we shuld turn ff the lights when nbdy is in the classrm, use 8)　　　　 sides f the paper, and reuse ur textbks.All in all, 9)　　　　 is very imprtant fr all f us t put the lw carbn lifestyle int practice. Just set ur mind t 10)　　　　 things: n-driving days, n plastic bags, and n waste.
⑮Read and chse.
选择恰当的词语补全对话。
⑯Read and cmplete.
用所给单词或短语的正确形式补全对话。
Amy: Hi, Ben. Where are yu ging? Ben: I’m ging t the cmmunity center t give peple a lecture n waste 1)　 　 　　.Amy: Gd! I’m sure mre peple will be willing t d waste srting if they knw it is imprtant fr envirnmental 2)　　 　　. Ben: I agree! There are many things we can d t prtect the 3)　 　　　.　Amy: Really?
Amy: Hi, Ben. Where are yu ging? Ben: I’m ging t the cmmunity center t give peple a lecture n waste 1)　 　 　　.Amy: Gd! I’m sure mre peple will be willing t d waste srting if they knw it is imprtant fr envirnmental 2)　　 　　. Ben: I agree! There are many things we can d t prtect the 3)　 　　　.　Amy: Really?
Ben: Yes, fr example yu can g shpping with 4)　 　　　 bags instead f plastic nes. They are reusable and envirnment- friendly.Amy: I gt it. Yu knw I ften rder takeut fd and it creates a lt f plastic 5)　 　　　. I think I shuld stp ding that. Ben: Yu’re right. The takeaway waste has becme a big prblem fr the gvernment t 6)　　 　.
1.Draw mind maps t summarize prnuns and cmparisn t write a reprt abut changes in yur cmmunity.