人教版（2024）1a-1d授课ppt课件

这是一份人教版（2024）1a-1d授课ppt课件，共21页。PPT课件主要包含了合成词等内容，欢迎下载使用。
在本单元中，你将：In this unit, yu will1. talk abut hw things are different frm the past.谈论事物与过去相比有何不同。2. discuss hw changes have influenced ur lives.讨论变化是如何影响我们生活的。3. find ut hw changes happened. 弄清楚变化是如何发生的。4.explre what yu can d fr yur hmetwn.探究你能为家乡做些什么。
在本课中，您将:1.学习新单词和短语：bring abut, rugh, be cvered with, sandstrm, farmland, shrtage, lack, bush, rt, sil, sandy, gvernment, supprt, crn2.能介绍身边的变化：① We used t..., but nw... ② There are mre/fewer nw...
The phts shw changes in Li Rui’s hmetwn ver the years. What are the changes? Hw d they make yu feel?这些照片展示了李锐家乡多年来的变化。都有哪些变化呢？这些变化给你怎样的感受？
Li Rui's hmetwn was cvered with sand many years ag. But nw, it is full f beautiful trees. Many histrical relics have als been preserved. Mre and mre peple are living here. I'm amazed and I feel happy.李锐的家乡多年前曾被沙子覆盖。但如今，这里长满了漂亮的树木。也保留了许多历史遗迹。越来越多的人在此居住。我很惊讶，也感到开心。
Listen t a telephne cnversatin. Then answer the questins.听一段电话对话，然后回答问题。（用橡皮擦擦除可显示答案）
1. Why des Gerge call Li Rui?2. When did Gerge’s father last visit the place?3. What is the relatinship between Gerge’s father and Li Rui’s grandfather?
He calls Li Rui because he and his father are ging t visit Li Rui’s hmetwn and he wants Li Rui t be their guide.
He last visited the place abut 20 years ag.
They are gd friends.
Li Rui:Hell, Gerge.Gerge:Hi, Li Rui. Guess what! My father, Bb, and I are ging t visit yur hmetwn. Culd yu be ur guide?Li Rui:Sure! I’d lve t!Gerge:Wnderful! Yu knw, my father’s last visit was abut 20 years ag. He became a gd friend f yur grandfather.Li Rui:Grandpa will be s happy. They haven’t seen each ther fr ages!Gerge:Yes, and my father really wants t see hw the place has changed since he last visited.
李锐：你好，乔治。乔治：嗨，李锐。你猜怎么着！我和我父亲鲍勃打算去参观你的家乡。你能给我们当导游吗？李锐：当然！我很乐意！乔治：太棒了！你知道，我父亲上次去是大约20年前了。他和你爷爷成了好朋友。李锐：爷爷会很高兴的。他们已经很久没见面了！乔治：是的，而且我父亲真的很想看看自从他上次去过之后，那个地方发生了怎样的变化。
Li Rui is nw shwing Gerge and his father arund her hmetwn. Listen t their cnversatin and cmplete the table.李锐现在正带着乔治和他父亲参观她的家乡。听他们的对话，完成表格。
40 minutes
have t travel far
supermarket
beautiful trees
Li Rui:What d yu think f yur trip s far?Bb:Amazing! When I first visited here, it tk half a day t reach the twn. （It takes/tk (sb). + 时间 + t d sth.做某事花了（某人）……时间。）Nw, with the new rads, it takes nly an hur.Li Rui:Yes. When I was a child, the bus tk nearly 40 minutes ver rugh rads t get t schl. Nw, it takes nly 15 minutes.Gerge:Life is much easier!Li Rui:Nt nly that. We used t have t travel far t see a dctr,（sb. used t d sth.某人过去常做某事） but nw ur twn has built a new hspital.Bb:Great! And didn’t I see a supermarket dwn the street?Li Rui:Yes. We didn’t have any such places fr shpping until 10 years ag.Bb:But the biggest change is n the hills. They used t be cvered with sand.Li Rui:And nw they have been cvered with beautiful trees!
李锐：到目前为止，你们觉得这趟旅行怎么样？鲍勃：太棒了！我第一次来这儿的时候，到镇上要花半天时间。现在，有了新修的路，只需要一个小时。李锐：是啊。我小时候，坐公交车在坑洼不平的路上要花近40分钟才能到学校。现在，只需要15分钟。乔治：生活便利多了！李锐：不止如此。我们过去得走很远去看医生，但现在我们镇上建了一家新医院。鲍勃：太好了！我是不是在街上看到一家超市？李锐：是的。直到10年前，我们这儿都没有这样的购物场所。鲍勃：但最大的变化在山上。过去山上全是沙子。李锐：而现在山上长满了漂亮的树！
Ging t schl by bus tk nearly 40 minutes ver rugh rads. (教材P2 1c)
rugh /rʌf/ adj. 崎岖的
用于形容表面高低不平，在句中作定语或表语，反义词为 smth“平坦的”。
In the past, a rugh path cnnected the tw villages.过去，一条崎岖的小路连接着这两个村庄。（作定语）The muntain rad is rugh at first and becmes smth as we g dwn.这条山路起初崎岖不平，往下走就变得平坦了。（作表语）
be cvered with 被……覆盖
The hills were cvered with sand. (教材P2 1c)
主语通常为物，with后接具体的覆盖物。
sth. 用某物盖住……，主语通常为人。Mum cvers the table with a clean clth.妈妈用一块干净的布盖住桌子。
After the heavy snw, the whle muntain was cvered with white snw.大雪过后，整座山都被白雪覆盖着。When spring cmes, the garden is cvered with green grass and clurful flwers. 春天来临时，花园里长满了青草和五颜六色的花。
Here are why these changes might have happened:Transprt: The gvernment put mre mney int building new rads. This made travel faster.Educatin: As the ecnmy grew, mre was dne t make it easier fr students t get t schl.Medical care: The lcal peple knew it was hard t see a dctr, s they built a new hspital.Shpping: Peple had mre mney t spend, s supermarkets were built.Envirnment: Peple cared mre abut the envirnment, s they planted trees n the sandy hills.
Discuss the changes in 1c. Hw d yu think they happened?讨论1c中的变化。你认为这些变化是如何发生的呢？
Rank the fllwing prblems frm 1 t 4, with 1 being the wrst. Give yur reasns.将以下问题按1到4的顺序排序，1代表最严重。给出你的理由。
water shrtage
farmland shrtage
lack f technlgy
1. water shrtage 2. sandstrms 3. farmland shrtage 4. lack f technlgyReasns: If there is nt enugh water, peple can’t live r grw fd well. Sandstrms hurt peple’s health and damage crps（毁坏农作物 ）.And nt enugh land means nt enugh fd. Technlgy（科技） is imprtant, but peple can still wrk withut it.
sandstrms (教材P3 2a)
sandstrm由sand与strm组合而成。英语中，由两个或两个以上的词合成一个新词，这种构词法叫作合成法。如：snwstrm 暴风雪thunderstrm雷暴greenhuse 温室 farmland 耕地playgrund 操场 English-speaking 说英语的
water shrtage lack f technlgy (教材P3 2a)
shrtage /ˈʃɔːtɪdʒ/ n. 短缺,lack /læk/ n. 缺乏
两者为同义词，均可作可数名词和不可数名词，常用于“There is n shrtage/lack f...”结构，表示“不缺……”。
There is n shrtage/lack f delicius fd in this small twn. 这个小镇不缺美味的食物。 The cmpany is facing a shrtage/lack f skilled wrkers this year. 这家公司今年面临技术工人短缺的问题。
Listen t the cnversatin between Gerge’s father and Li Rui’s grandfather. What prblems in 2a did they mentin?听乔治的父亲和李锐爷爷之间的对话。他们提到了2a中的哪些问题？
Listen again and fill in the table. Hw has the envirnment affected lcal lives?再听一遍并填写表格。环境对当地居民的生活产生了怎样的影响？
Wasn’t it difficult t plant s many bushes?Yes, it was. At the beginning, we wrked by hand. Later, we had machines t help. We have planted many bushes and trees since then. There are fewer sandstrms nw and the envirnment is getting better. It has als imprved ur lives. Everyne has becme richer and happier.
Bb:Grandpa:
Discuss hw the prblems in 2b were slved.讨论 2b 中提到的这些问题是如何被解决的。
A: The area used t be cvered with sand.这片区域过去遍地都是沙子。B: What did they d t slve this prblem?他们采取了什么措施解决这个问题？A: They planted bushes and trees. The land has becme ...他们种植灌木和树木，这片土地已经变得……
参考对话：A: The village used t lack enugh farmland.这个村庄以前耕地不足。B: What did they d t slve this prblem?他们做了什么来解决这个问题？A: They reclaimed wasteland. The land has becme rich.他们开垦荒地，土地变得富饶了。
supprt /səˈpɔːt/
5. The gvernment prvided supprt t. （教材 P3）
(1)[不可数名词]支持搭配：with ne’s supprt 在某人的支持下With yur supprt and help, we succeeded in finishing the prject n time.在你们的支持和帮助下，我们成功地按时完成了项目。(2)[动词]支持 搭配supprt sb in (ding) sth 在(做)某事方面支持某人Whatever yu d, we will supprt. 无论你做什么，我们都支持你。His family supprted him in making his wn decisin.他的家人支持他自己做决定。(3)[动词]赡养；抚养She has t wrk hard every day because she has tw children t supprt. 她必须每天好好工作，因为她有两个孩子要抚养。
必做作业：1.完成练习册对应习题2.记本节课所学习的新单词、新短语、新搭配选做作业：1.预习U1 SA 3a-3c2.和你的同伴一起找一张你家乡的变化，并分享。