英语六年级上册Unit 10 Air完美版ppt课件
展开Listen and say
Ask and answer the questins.
What is it, Jill?
Des it have any clur r taste?
Can yu see r feel it ?
Why is it imprtant?
N, it desn’t.
We cannt see it, but we can feel it.
Because we all need it t keep us alive.
Language pints
keep 维持;保持 (某种状态、位置或动作等)keep+sb./sth. +adj. 表示“使某人/某物……”。需要注意的是 keep 后接人称代词时,要用其宾格形式。例句:我们应保持教室清洁。 We shuld keep ur classrm clean.
1. It keeps them high in the sky. 它使它们在天空中保持高高的。
(1)用作动词, 意思是“保存;保留;保持;保守”。 例句:这本书我可以保留几天? Hw lng can I keep this bk?
拓展:keep的其他用法
(2)用作动词, 意思是“遵守;维护”。 例句:我们必须遵守校规。 We must keep the schl rules.
(3)用作动词, 意思是“记(日记、帐等)”。 例句:她坚持每天记日记。 She keeps a diary every day.
(4)用作连系动词,构成系表结构:keep+表语,意为 “保持,继续(处于某种状态)”,其中表语可以 是形容词、副词、介词短语等。 例句:图书馆里请保持安静。 Please keep quiet in the library.
(1)n在本句中用作形容词,可直接放在名词的前面。(2)n还可以作副词,是yes的反义词,用在回答问 题的场合,表示“不”的意思。例句:这座小城市没有公园。 There is n park in the small city.
2. It has n clur r shape. 它没有颜色和形状。
拓展:nt 的意思是“不是”,是副词,可以用于修饰动词、形容词。如果名词的前面有a, any, much, many, enugh等词,就要用nt,不用n。 例句:我们没有水。 We have n water. = We dn’t have any water.
句型结构:It is imprtant t … 对……来说它是重要的 例句: 这本书非常有用。它对我来说是重要的。 This bk is very useful. It is imprtant t me.
3. It is imprtant t all peple. 它对所有人都很重要。
need 既可以作情态动词,也可以作实义动词,在本句中need作实义动词。
4. They all need it t. 它们也都需要它。
例句:我需要一辆自行车。 I need a bike. 我需要买一辆新自行车。 I need t buy a new bike.
Lk and learn
Say and act
Ben: What’s the matter, Kitty? Are yu crying?Kitty: I’m nt crying. My eyes hurt. It’s the smke. Ben: Where is the smke frm?Kitty: It’s frm the cars and buses.
Ben: Lk at the black smke frm the factry. It makes the air dirty.Kitty: Let’s g t the park, Ben. The air is clean there. Ben: OK.
Kitty: The air is s fresh here. Ben: Yes. There are a lt f trees in the park. Trees keep the air clean.Kitty: We shuld plant mre trees and keep the air clean. Ben: Yes! We shuld keep ur city clean.
Cmplete the ntes.
What’s the matter? 常用来询问对方的身体状况、病情或其他不适。如要说明对象,则需要用介词with表示。 例句:你怎么了? 我感觉不舒服。
5. What’s the matter, Kitty? 怎么了,凯蒂?
What’s the matter with yu?
I dn’t feel well.
拓展:与What’s the matter? 有相同用法的句子还有: What’s wrng with sth. / sb.? What’s the truble with sth. / sb.? 注意:wrng是形容词,前面没有 “the”; matter 和 truble 都是名词,前面应有 “the”。
这是一个祈使句。建议某人做某事的句型:Let’s + 动词原形 + 其他.其中let’s是 let us的缩写形式,后接动词原形,us是人称代词的宾格形式。
6. Let’s g t the park, Ben. 让我们去公园吧,本。
常用肯定答语:OK.(好的)/Great.(好极了)/ All right.(好吧)常用否定答语: Srry , I…等。
例句:让我们去动物园吧,萨姆! 好极了!
Let’s g t the z, Sam.
s既可用作副词,又可用作连词,表示“这样,如此;因此,所以”等意思。(1)s作连词时,意为“因而,所以;为了,以便”等。 例句:我既高又壮,所以我可以跑得很快。 I’m tall and strng, s I can run fast.
7. The air is s fresh here. 这里的空气真清新。
(2)s用作副词,在句中可以修饰形容词或副词,表示 程度,意为“那么,如此;太,很”等。 例句:我太累了。 I’m s tired.
Ask and answer
Lk at the pictures. Talk abut them with yur classmates.
S1: What makes the air dirty?S2: The smke frm…makes the air dirty.S1: What shuld we d t keep the air clean?S2: We shuld…
What makes the air dirty?
The smke frm the cars makes the air dirty.
What shuld we d t keep the air clean?
We shuld ride bikes t schl.
The smke frm factries makes the air dirty.
We shuld plant mre trees.
Make and say
Take a piece f clth.
Tie a piece f string t each crner.
Bring the fur pieces f string tgether and tie them t a small ty.
Thrw up the ty in the air.
把四根绳放到一起并把它们系到一个小玩具上。
What happens?
The ty mves slwly in the air.
玩具在空中慢慢地移动。
Think and write
Help Ben and Kitty cmplete the letter.
We shuld ___________________.We shuld ___________________.Let’s keep the air clean!Ben and Kitty
plant mre trees
Learn the sunds
Listen and circle.
1 jb shp2 cheap jeep3 chse juice4 skirt shirt5 chair hair6 giraffe usually
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