牛津译林版八年级下册Welcome to the unit备课课件ppt

这是一份牛津译林版八年级下册Welcome to the unit备课课件ppt，共54页。PPT课件主要包含了Warming up，Reduce，Reuse，napkin，Recycle，plastic，Free talk，serious，reduce，digging等内容，欢迎下载使用。

Welcme t the unit
Did yu knw that arund the wrld, 3 t 6 billin trees are cut dwn each year? 2. Have yu ever planted a tree?
New wrds & phrases
dig vt. & vi. 挖(洞，沟等)
serius adj. 认真的，严肃的
breadfruit n. 面包果
Hw t live a green life
turn ff the lights
We can save energy by turning ff the lights when we leave a rm.
We can reduce air pllutin by riding bicycles.
reduce vt. & vi. 减少，降低
use energy frm the sun, wind and water
turn ff the tap when brushing teeth
nt buy unnecessary clthes.
reduce the waste gas frm factries
use electric cars t reduce air pllutin
send e-cards instead f paper cards
air cnditiner
water heater
nt use much
refuse dispsable(一次性) prducts
[dɪ′spəʊzəbl]
reuse water
use waste newspapers t clean glass
handkerchief
use handkerchiefs instead f napkins
reduce white pllutin
We can recycle empty bttles.
plastic bttles
Garbage classificatin(垃圾分类)
unrecyclable(不可回收的)
recyclable(可回收的)
recycle waste
We can prtect the envirnment by recycling waste.
waste: plastic bttles; ….
recycle vt. 回收利用， 循环利用
What can be recycled?
Hw t recycle?
We can save water by taking shrter shwers.
take a shwer
wise adj. 明智的，充满智慧的
e.g. The prfessr is very wise. 这名教授充满智慧。
cause vt. 导致；造成
e.g. Human pllutin causes glbal warming. 人为污染导致全球变暖。
Let’s learn sme new wrds!
garbage 垃圾 n. garbage classificatin 垃圾分类 n.classified 分类的 adj.recyclable 可循环使用的 adj.unrecyclable 不可循环使用的 adj.plastic 塑料的 adj.battery 电池 n.
The class 1, Grade 8 students are talking abut ways t live a green life. Lk at the pictures belw and match them with the crrect sentences.
A green life
a. We can reduce air pllutin by riding bicycles.
b. We can save water by taking shrter shwers.
c. We can save energy by turning ff the lights when we leave a rm.
d. We can prtect the envirnment by recycling waste.
Listen and answer
1. Hw did Kitty g t schl in the past?2. What abut nw?3. What des Millie think she shuld d t live a green life?
Her father used t drive her t schl.
They take the undergrund nw.
She thinks it’s wise fr peple t chse public transprt and ride bicycles.
4. What abut Daniel? 5. What abut Sandy?
He thinks we can take shrter shwers t save water.
She thinks we shuld remember t turn ff the lights when we leave a rm.
Wrk in grups and talk abut the ways t live a green life.
A: What shuld we d t live a green life?B: I think ….C: I think ….D: I think ….
1. What is Hb ging t d?2. Will mre trees be planted this year? 3. What des Eddie like ding?4. What will Eddie plant?
He is ging t plant trees.
Yes. Trees are gd fr us.
He likes digging in the garden.
He will plant breadfruit trees.
Language pints
1. What are yu ging t d? 你打算做什么？ 句中be ging t d sth.意思是“打算、计划做某事”。 e.g. I am ging t plant trees this Sunday. 我打算这个星期天去植树。 He is ging t see a film next weekend. 他打算下个周末去看电影。
2. Will mre trees be planted this year? 今年更多的树将会被种植吗？ 句中will be planted 意思是“将会被种植”，“will be + 动词的过去分词”是一般将来时的被动语态。 e.g. The panda will be sent t the z tmrrw. 这只大熊猫明天将被送到动物园。
将下列句子改为被动语态。1) His father will mend his bike. __________________________________2) Jhn didn’t finish the hmewrk. __________________________________3) Did Mike watch the new mvie yesterday? __________________________________ __________________________________
His bike will be mended by his father.The hmewrk was nt finished by Jhn.Was the new mvie watched by Mike yesterday?
4) Are the students ging t plant trees tmrrw? _________________________________ _________________________________
Are trees ging t be planted by the students tmrrw?
3. We can reduce air pllutin by riding bicycle. 我们可以通过骑自行车来减少空气污染。 句中reduce air pllutin 意思是“减少空气污染”，“by ding sth.”意思是“通过做某事”。
e.g. We can prtect the envirnment by recycling things. 我们可以通过回收利用东西来保护环境。 We can save energy by turning ff the lights. 我们可以通过关灯来节约能源。
4. My dad used t drive me t schl. 我爸爸过去常常开车送我去学校。 句中used t d sth. 意思是“过去常常做某 事”。used t表示过去的习惯动作或状 态，它可以用于各种人称，其后接动词原 形。 e.g. They used t play ftball n the playgrund. 他们过去常常在操场上踢足球。
“drive sb. + 地点副词/t + 地点名词”意为“驾车送某人去某地 ”。drive t sp. = g t sp. by car意思是 “开车去某地”。 e.g. Can yu drive me t the train statin? 你可以开车把我送到火车站吗？ My friends ften drive t wrk. = My friends ften g t wrk by car. 我的朋友们经常开车去上班。
5. It’s wise fr peple t chse public transprt r ride bicycles. 对人们来说选择公共交通或骑自行车是明智的。 It is + adj. + fr sb. + t d sth. 意思是“对某人来说做什么事情怎么样”。常用于此句型的形容词有imprtant, difficult, dangerus, necessary, useful, pssible等，用来对 t d sth. 进行说明，此句型可以转换成T d sth. is + adj.。
e.g. It is very imprtant fr students t learn English well. 对学生们来说学好英语是很重要的。
It is + adj. + f + sb. + t d sth.，常用于此句型的形容词有gd, kind, nice, clever, wise 等，用来对sb.的性格、品质等进行说明，将这个句型中的 sb. 和 adj. 提出来可以造句为 sb. + be + adj.。
e.g. 你这样说真是太好了。 It’s very kind f yu t say s.
根据汉语提示写单词。1. Is he ________ (严肃的)?2. We can ________ (减少) air pllutin by riding bicycles.3. He is ________ (挖洞) in the garden.4. We can ________ (回收利用) ld things. 5. It is ____ (明智的) f yu t take a map.
1. 打算、计划做某事2. 植更多的树3. 在花园里挖沟
be ging t d sth.plant mre trees dig in the garden
4. 种植水果面包树5. 对…... 有好处6. 减少空气污染7. 严重的，严肃的
plant breadfruit treesbe gd fr …reduce air pllutin be serius
8. 节约水/能源9. 引起严重的空气污染
save water/energycause serius air pllutin
Read the text bk and learn thenew wrds and phrases by heart.