资源简介

(共13张PPT)
选择性必修
UNIT 3　CONSERVATION
一 文本叙述
Step 1．要点提示(利用本单元知识补全所给英文句子)
1.每天我们会陷入交通阻塞，抵达工作地点或者学校时感到心力交瘁、心烦气躁。
We ____________ traffic jams and arrive at the workplace or school，____________，tired and angry，every day．
2.和真正的社会损失相比，个人的愤怒和焦虑根本不值一提。
_____________________ are nothing___________ the real costs socially．
Personal anger and stress
compared to
get stuck in
stressed out
一 文本叙述
Step 1．要点提示(利用本单元知识补全所给英文句子)
3.在过去的二十年里，路上行驶的汽车数量增加了25%。
In the last 20 years，the number of cars on the roads _____________ 25%．
4.在过去十年中，平均每年有2 500人死于交通事故。
Over the last decade，vehicle accidents have caused _____________ 2，500 deaths every year．
5.来自汽车发动机的各种类型的温室气体导致全球变暖和气候变化。
Various types of greenhouse gases from car engines _________________________________________．
has gone up by
an average of
lead to global warming and
climate change
一 文本叙述
Step 1．要点提示(利用本单元知识补全所给英文句子)
6.每年有近3万人死于空气污染，并且有些癌症与交通污染有关。
Almost 30，000 deaths per year are caused by air pollution and some types of cancer ______________ traffic pollution．
7.我们应当立刻采取行动——步行、乘坐公共交通工具和与他人拼车。
We should ___________ at once—using your legs，using public transport and ___________________________．
are related to
take action
sharing cars with someone else
一 文本叙述
Step 2．衔接成文(利用恰当的过渡衔接词语连句成篇)
We get stuck in traffic jams and arrive at the workplace or school，stressed out，tired and angry，every day．But personal anger and stress are nothing compared to the real costs socially．In the last 20 years，the number of cars on the roads has gone up by 25%．Over the last decade，vehicle accidents have caused an average of 2，500 deaths every year．Various types of greenhouse gases from car engines lead to global warming and climate change．Almost 30，000 deaths per year are caused by air pollution and some types of cancer are related to traffic pollution．So we should take action at once—using your legs，using public transport and sharing cars with someone else．
二 场景中提升写作技能(黑体部分用本单元词汇表达) 续写微情景
Step 1．第一步　单句写作
1.辛迪和她的朋友们刚开始玩游戏,就看到一只小狗似乎在寻找食物。(seem to;hunt for)
Cindy and her friends had just begun to play games 　　　　　she saw a little dog 　　　　　　　　　　　　　　　　　　.
2.当她走近那只狗时,她意识到它可能是一只无家可归的狗,而且很明显受伤严重。(be aware that;clearly)
When she approached the dog,　　　　　　　　　　　　　 it might be a homeless dog 　　　　　　　　　　　　　　　　　　.
when
that seemed to be hunting for food
she was aware that
that was clearly hurt terribly　
二 场景中提升写作技能(黑体部分用本单元词汇表达) 续写微情景
Step 1．单句写作
3.辛迪认为虐待狗的人应该受到责备,她对那个人很生气。(be cruel to;be to blame;be annoyed with)
Cindy thought the person 　　　　　　　　　　　　　　　　　　,and she 　　　　　　　　　　　　　　the person.
4.给狗喂了一些食物之后,她仍然担心它,因为她认为它仍然有危险,所以她决定把它带回家,自己照顾它。(be anxious about;at risk)
After giving some food to the dog,　　　　　　　　　　　　　　　as she thought 　　　　　　　　　,so she determined to take it back home and tend to it herself.
who was cruel to the dog was to blame
was annoyed with　
she was still anxious about it
it was still at risk
二 场景中提升写作技能(黑体部分用本单元词汇表达) 续写微情景
Step 2．句式升级
1.用with复合结构升级句2
2.用强调句升级句3
With her approaching the dog,she was aware that it might be a homeless dog that was clearly hurt terribly.
Cindy thought it was the person who was cruel to the dog that was to blame,and she was annoyed with the person.
二 场景中提升写作技能(黑体部分用本单元词汇表达) 续写微情景Step 3．连句成篇(将以上句子连成一篇语言流畅、用词准确、逻辑严密的短文)
Cindy and her friends had just begun to play games when she saw a little dog that seemed to be hunting for food.With her approaching the dog,she was aware that it might be a homeless dog that was clearly hurt terribly.Cindy thought it was the person who was cruel to the dog that was to blame,and she was annoyed with the person.After giving some food to the dog,she was still anxious about it as she thought it was still at risk,so she determined to take it back home and tend to it herself.
三 续写能力--片段描述
Step 1．储备词汇(记牢本单元可用于描写的词汇)
情感描写 anxious；stressed out；anger；annoyed
环境描写 dirt；traffic jam；valley；scenic；historic
动作描写 blame；set out；wrap；swallow；carve
三 续写能力--片段描述
Step 2．续写练笔(完成下面的续写片段并背诵)
Cinderella住在一个历史悠久、风景优美的小镇上。然而，她最近对一些现象很恼火。无论她走到哪里，她都会看到各种各样的塑料包装、坚果壳和雕刻在墙壁和树木上的字。此外，镇上还经常有交通堵塞。她为小镇感到忧虑，Cinderella去年开始和其他环保人士一起清理垃圾。她并没有把污染归咎于游客，而是决定用自己的行为来影响他人。
Cinderella lives in_______________________．However，_____________________some phenomena recently．Everywhere she goes，___________________________________________________________________________．Besides，there are often__________in the town．____________________，Cinderella ____________________________with other environmentalists last year．______________________________________，she decides to affect others with her behaviour．
a historic scenic town
she is annoyed
about
she will see varied plastic
packaging，shells of nuts and characters carved on walls and trees
traffic jams
Anxious about her town
set out to
Instead of blaming
clean up the rubbish
the tourists for pollution
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