冀教版（2024）八年级下册（2024）Lesson 1 Planting trees图片ppt课件

这是一份冀教版（2024）八年级下册（2024）Lesson 1 Planting trees图片ppt课件，共29页。PPT课件主要包含了学习目标，Lead in，weather，Listening，Pair work，Leading in，Summary，Exercise等内容，欢迎下载使用。
—Hw is the weather in spring?
Watch and say
warm,windy,fresh,rainy,enjyable
Listen t the cnversatin and tick the items mentined.
steps t plant trees
a way t learn abut nature
schl prject
different kinds f trees
reasns fr planting trees
Listen t the cnversatin again and answer the questins.
A What's the weather like tday?
B Why des Li Ming think the prject is abut planting trees?
C Hw many steps d we need t plant trees?
D Why d peple plant trees?
It's a warm, cludy day.
Because the schl prject is n March 12 and that day is Tree planting Day.
Five steps.
Because trees help prtect the sil frm rainfall and prevent dust frm spreading. And Planting trees is als a wnderful way t learn mre abut nature.
What's the weather like
the prject is abut planting trees
Hw many steps
Listen - Listen t the cnversatin again and answer the questins.
A What’s the weather like tday?B Why des Li Ming think the prject is abut planting trees?C Why d peple plant trees?
Wrk in pairs. What are the basic steps fr planting a tree? What are the benefits f planting trees? Talk abut all these with yur partner.
Language pints
1. Wh is n weather duty tday?
duty n.责任；义务；职责。常见用法：(1) It’s ne’s duty t d sth. 做某事是某人的责任。(2) n duty 值班；当班；执勤(3) d ne’s duty 履行某人的职责
e.g. It’s ur duty t pay attentin in class and ask questins.在课堂上集中注意力并提出问题是我们的责任。There are mre than tw dctrs n duty in the hspital.医院里值班的医生不止两个。When yu see smene in truble, yu shuld d yur duty and ffer a helping hand. 当你看到有人遇到困难时，你应该履行你的责任，伸出援手。
2. The temperature will reach 15°C by nn and drp t 2°C at night.
reach 作动词时的一词多义：(1) 达到(某阶段、数量或速度等)(2) 到达(3) 实现；达成 (4) (伸手/ 脚等) 够到；伸出(手、脚等) 常见用法：(1) reach an agreement 达成协议(2) reach ne’s gal 实现某人的目标(3) reach fr 伸手去拿 (4) reach ut 伸手reach 还可作名词，意为“影响范围”。beynd ne’s reach 超出某人的能力范围
e.g. The temperature is expected t reach 25 degrees tmrrw. 明天温度预计会达到25 度。They reached the village last night. = They arrived at the village last night. = They gt t the village last night. 他们昨晚到达了村庄。One has t wrk hard t reach his gal.一个人必须努力去实现自己的目标。The girl reached fr a piece f cake n the table.女孩伸手去够桌子上的一块蛋糕。This math prblem is beynd my reach.这道数学题超出了我的能力范围。
Language pint 5
3.Trees prevent dust frm spreading.
spread v.扩散；传播, 可指疾病、消息、谣言、火势等的传播或蔓延
用法：spread ut 展开；散开 把…… 涂抹在spread the wrd 传播消息；广而告之 spreading 阻止…… 传播 / 蔓延同义短语为stp/keep... frm ding sth
eg.We shuld take measures t prevent the virus frm spreading. 我们应该采取措施阻止病毒蔓延。
Watch the shrt vedi and say.
While-listening
Li Ming: Yes. I learned t plant trees when I visited my uncle last spring. It was s much fun.Ms Liu: Culd yu tell us the steps fr planting trees?Li Ming: Sure. First, dig a large hle. Then, place the seedling inside the hle, and cver its rts with sil. Finally, press dwn the sil. Oh, dn't frget t water the tree.
Read and underline.
learn t d sth 学习做某事
last spring 去年春天
tell sb sth 告诉某人某事
tell sb t d sth 告诉某人做某事
palce v. 放置
be cvered with 被……覆盖
press 按压，出版
frget t d 忘记去做……；water 浇水
I learned t plant trees when I visited my uncle last spring. 去年春天我去拜访叔叔的时候学会了种树。
分析结构：这是一个主从复合句。主句是I learned t plant trees，后面是when 引导的时间状语从句；主句中主语是I，谓语是learned，t plant trees 是动词不定式短语作宾语。
Why d peple plant trees?
Listen and write T r F.
Trees can’t help prtect the sil frm rainfall.（ ）
Planting trees isn’t a wnderful way t learn mre abut nature.（ ）
Trees prevent dust frm spreading.（ ）
prtect the sil frm rainfall.
prevent dust frm spreading.
a wnderful way t learn mre abut nature.
辨析：reach, arrive 与get t
· When I am tired, I like t listen t music.当我觉得累的时候，我喜欢听音乐。· Call me when yu’re finished.你完成后就打电话给我。· Nw I am learning English while my mum is reading newspapers. 现在我在学英语，我的妈妈在读报纸。
when 和while 都引导时间状语从句。(1) when 后接“时间点”或“时间段”，用于表示某个动作或事件发生的时间。从句的动作可以和主句的动作同时发生，也可以在主句的动作之前或之后发生。(2) while 后接“时间段”，主句的动作与从句的动作同时发生，但持续时间一般较长或主句的动作发生在从句的动作进行的过程中。
by nn 意为“到中午之前”。“by + 时间”是一个常用的英语短语，表示“在……之前”或“到……为止”，强调某个动作或事件在某个时间点之前完成。这个短语通常用于表示截止时间或最后期限。相关短语：by the end f 到……末为止 at nn 在中午
e.g. I will finish my reprt by nn. 我将在中午之前完成我的报告。By the end f this mnth, I will finish reading five bks. 到这个月底，我将读完五本书。I like t take a shrt break at nn t relax.我喜欢在中午休息一会儿来放松。
drp t +具体数值，表示“下降到……；降至……”
e.g. Prices drp t £ 315 in the lw seasn. 到旅游淡季，价格会降到315英镑。
Ms Liu: Excellent, Li Ming. Why d peple plant trees? D yu have any ideas?Sng Hua: Trees help prtect the sil frm rainfall.Li Lin: Trees prevent dust frm spreading.Ms Liu: Gd pints. Planting trees is als a wnderful way t learn mre abut nature. I believe yu will have agreat time with this prject.
prtect…frm… 保护……以免
excellent 优秀的
prevent …frm… 阻止……发生
gd pints 好主意
steps t plant trees.
Pst-listening
Listen t the cnversatin again and tick what they are talking abut.
Planting trees!
Imprtant sentences
The steps fr planting trees.The reasns f planting trees.
prtect... frm
prevent... frm ding
用括号内单词的正确形式填空。
1.The news f the sprts meeting has ______ (spread) all ver the schl in an mther ______ (press) the clthes fr me befre I went t schl this ’s everyne’s duty (prtect) the envirnment arund temperature usually ______ (reach) 35℃ in July in ur must d smething t prevent the wind frm (blw) the sand int the city.