(共36张PPT)
Unit 5 Revealing nature
Section C Developing ideas & Presenting ideas
Part 1
Part 2
目录索引
Part 1
Reading comprehension
第一步 速读课文 理清脉络
Activity 1 What might be the author's purpose in writing the text
A.To tell us the importance of talking plants.
B.To convince people that talking plants are only a thing of myths and legends.
C.To introduce some ways in which plants communicate.
D.To tell the readers how to communicate with plants.
√
Activity 2 Read the text again and match each paragraph with its main idea.
1.Para.1 A.Plants also use sound to communicate.
2.Para.2 B.Talking plants have long been a thing of myths and legends.
3.Para.3 C.It has been known for some time that plants use chemicals to
communicate with each other.
4.Para.4 D.New research has revealed that plants can communicate.
5.Para.5 E.Plants have a communication system called“wood wide web”
in a forest.
6.Para.6 F.Scientists are learning more about the ways plants
communicate.
第二步 精读课文 领悟细节
Activity 3 Read the text carefully and choose the best answer.
1.The recent scientific studies have shown that plants can .
A.communicate with other living things in a chemical way when being eaten by an insect
B.hardly react to the chemicals the neighbour released
C.can release some chemicals from the leaves that are being eaten to drive the insects away
D.call the wasps to kill the insects that are eating their leaves
√
2.What can we infer from paragraph 4
A.People can't hear the noise created by the plants because we can't use sound to communicate with them.
B.All the plants can make noises with their roots.
C.Only chilli plants can tell if a neighbour plant is helpful or unfriendly.
D.When some plants make clicking noises,perhaps it suggests drought is coming.
√
3.How do you think the plants link with each other in a forest
A.They can keep linked by cables and satellites like the Internet we use.
B.They have an amazing system of communication called the “wood wide web”.
C.They are linked underground by their roots.
D.They use the fungal network to share information and food but they can't attack others like our own Internet.
4.The text is likely to appear in .
A.a newspaper advertisement
B.a diary
C.a science magazine
D.a guidebook
√
√
Activity 4 思考分享 提升思维
1.Have you seen a film or read a book about talking plants Say something about it.
2.If a plant in your home can talk,what do you think it will tell you
略
略
Activity 5 诵读佳句 学练写作
Read the passage carefully and find the sentences to describe how the plants communicate.
①It has been known for some time that plants use chemicals to communicate with each other.
②More surprisingly,plants also use sound to communicate.
③Most surprisingly of all,plants have an amazing system of communication that can link nearly every plant in a forest.
第三步 深读课文 融会提能
Activity 6 课文语篇填空
Talking trees can give advice and warnings to people.1.__________ has been known for some time that plants use chemicals 2.______________ (communicate) with each other.When a plant gets 3.__________(attack) by insects,it releases tiny amounts of chemicals.Another plant 4.__________ (detect) them from its 5.__________(injure) neighbour and gives off its own chemicals,6.__________ drive insects away or attract the enemy of insects.
Plants also use sound to communicate.Some plants make 7.__________ (noise) with their roots and some plants make even noises when there is a drought.
It
to communicate
attacked
detects
injured
which
noises
Most 8.__________(surprise),plants have 9.__________ amazing system of communication linking nearly every plant in a forest,called the “wood wide web”.10. __________ (use) the wood wide web,plants can share information and even food with each other.
surprisingly
an
Using
Activity 7 长难句分析
1.Using the wood wide web,plants can share information and even food with each other.
现在分词短语作方式状语
主语
谓语
宾语
[尝试翻译]
利用树维网,植物可以彼此分享信息甚至食物。
主句
2.Scientists are learning more every day about the secret ways in which plants talk to each other.
介词+关系代词引导的定语从句
[尝试翻译]
科学家们每天都在更多地了解植物之间相互交流的秘密方式。
Part 2 Language points
基础落实 必备知识全过关
重点单词
必记写作词汇 1.__________ n.根
2.__________ v.把……联系起来;连接
3.__________ n.厘米
识记阅读词汇 1.myth n.____________ 2.legend n.______________
3.wasp n.____________ 4.pesticide n.____________
5.chilli n.____________ 6.fungus n.____________
7.fungal adj.____________ 8.cybercrime n.____________
串记拓展词汇 detect v.发现,察觉(尤指不易觉察到的事物)
→__________ n.发现,察觉→__________ n.探测器
root
link
centimetre
(古代的)神话
传说,传奇(故事)
黄蜂
杀虫剂,农药
辣椒
真菌
真菌的
网络犯罪
detection
detector
【掌握构词规律 快速记牢单词】
以-t或-te结尾的动词,变成名词时,常以-tion结尾。例如:
detect→detection 发现,察觉;invent→invention发明;create→creation创造; celebrate→celebration庆祝;congratulate→congratulation祝贺; pollute→pollution污染;donate→donation捐献; communicate→communication交流,交往;predict→prediction预言; relate→relation 关系;operate→operation操着,手术;
educate→education教育等。
重点短语
1.__________________驱走,赶走
2.__________________与……相似
3.__________________与……连接
4.__________________从……偷东西
5.__________________肩并肩地
6.__________________脸朝上地;正面朝上地
7.__________________形状像……;形如……
drive away
be similar to
link...to
steal sth from...
side by side
face up
be shaped like
要点探究 能力素养全提升
基础词汇——语境记忆
1.detect v.发现,察觉(尤指不易察觉到的事物)
【佳句背诵】Many forms of cancer can be cured if detected early.[医疗健康]
如果早期发现,许多癌症都是可以治愈的。
2.amazing adj.令人惊异的
【佳句背诵】(2022全国甲卷)From seeing the wildlife to witnessing sunrises,the whole experience was amazing.[活动介绍]
从观察野生动植物到观看日出,整个经历都很棒。
高频词汇——讲练互动
1.as well as 和,又
(1)as well as前后连接两个并列成分,即第一个as前用什么形式,第二个as后就用什么形式。
(2)当as well as连接两个主语时,要根据前一个主语来确定谓语动词的形式。
(3)with,together with,like,but,except,along with,rather than,including,in addition to连接主语时,谓语动词的数要与前面的主语保持一致。
【佳句背诵】She intends to fight to become a good worker as well as a good mother.[人物介绍]
她打算努力成为一个好工人和好妈妈。
【即学即练】单句语法填空/单句写作
①As well as __________(look) at exhibits,visitors can play with computer simulations(模拟) and imagine themselves living at a different time in history or walking through a rainforest.
②Amy,as well as her brothers,__________(give) a warm welcome when returning to the village last week.
③我妹妹和我一样待会需要练琴。
My sister ________ ________ ________ ________ _________ to practice the piano later.
looking
was given
as well as I needs
2.drive away 驱走
drive sb to do sth 迫使某人做某事
drive sb mad/crazy使某人发疯
be driven by由……驱动
drive over to开车到
【佳句背诵】Farmers usually spray pesticides to drive away insects to protect their crops.[环境保护]
农民通常喷洒杀虫剂来驱赶昆虫,以保护他们的庄稼。
【即学即练】单句语法填空/单句写作
①The aging of the population is __________(drive) by two factors.
②On a sunny Saturday,Sally and I drove over __________the museum.
③就像任何一个你喜欢的人一样,顾客也会让你抓狂。
Like anyone for whom you feel affection,customers can also ________ _________ ________.
driven
to
drive
you crazy
3.link v.连接,联系 n.联系,关联,关系
link...with...把……和……联系/连接起来
be linked to/with与……有关,有联系
link up (with sb/sth)(与……)连接,结合
link sth to sth使……和……挂钩,使……和……联系起来
links between sth and sth ……和……之间的关联,联系
【佳句背诵】The police attempted to link the case to the strange phenomenon.[事件介绍]
警方试图将此案与那个奇怪的现象联系起来。
【即学即练】单句语法填空/单句写作
①When you sleep,your brain sorts through everything that happened during the day,trying to link new experiences __________old memories.
②(2021天津6月卷)More engagement with the arts is __________(link) to a higher level of people's wellbeing.
③Most food webs,for instance,consist of many weak __________(link) rather than a few strong ones.
④谈话的题目应与学生的经历和兴趣有关。
Topics for conversation should ________ ________ __________the experience and interest of the students.
with
linked
links
be linked to
4.add v.增加,添加;补充说
(1)add...to...把……增加到……
add to使增加(宾语多为difficulty,pleasure,trouble)
add up加起来
add up to总共是,总计为
(2)addition n.增加;增加物
in addition to除……外
【佳句背诵】While I tend to buy a lot of books,these three were given to me as gifts,which might add to the meaning I attach to them.[观点看法]
虽然我倾向于买很多书,但这三本书是送给我的礼物,这可能增加了我赋予它们的意义。
【即学即练】单句语法填空/小语段写作
①As an __________(add) bonus,it's close to the main train station.
②He __________(add) that he hopes people in other cities might try similar projects and post their own videos on the Internet.
③In __________(add) to saving money,cheese brine could also be a more eco-friendly option.
④向水中加些盐,你会得到混合物。而把这三个数10,62和48加起来,你会计算出它们总共是120,这增加了我们学习的兴趣。
__________ some salt __________the water,and you will get a mixture. __________ the three figures—10,62 and 48 __________,and you will figure out they _______ ________ ________ 120,which ________ ________ our interest in learning.
added
added
addition
Add
to
Add
up
add up to
adds to
5.be shaped like 形状像
shape sth into sth 把……塑造成……
shape up进展(顺利);改善(行为、工作等)
in the shape of 以……形式
in shape 健康状况良好
out of shape 变形;健康状况不好
【佳句背诵】Some paper-cutting works are shaped like dragons,butterflies and beautiful plants.[传统文化]
一些剪纸作品的形状像龙、蝴蝶和美丽的植物。
【即学即练】单句语法填空/单句写作
①Parents are eager to see their kids shape __________.
②By choosing to keep the outside of the home __________great shape,you will help to improve the look and feel of the area.
③Help came __________the shape of a $10,000 loan from his parents.
④大多数金属丝一旦弯曲变形就无法恢复原状。
Once most wires are bent ________ ___________ ___________,they don't return to the original position.
up
in
in
out of shape
多义词汇——自主练透
Ⅰ.一词多义
link
A.n.联系,连接 B.n.关系,纽带
C.n.交通线路,通信手段 D.v.把……连接起来
①The speech was broadcast via a satellite link. _____
②Social customs provide a vital link between generations. _____
③There was a link between the two murders. _____
④The video cameras are linked to a powerful computer. _____
C
B
A
D
Ⅱ.教材熟词生义
1.benefit
项目 意义 例句
熟义 n.______________ (2022新高考全国Ⅰ卷)We are looking forward to the benefits and fun the project can bring to people here.
生义 v.______________ The objective of the most speeches is to benefit the audience.
n.______________ The insurance plan will provide substantial cash benefits for your family in case of your death.
利益;益处;好处
得益;获利;有益于
福利;保险金
2.function
项目 意义 例句
熟义 n.______________ We're thinking about how we can engineer plants to replace functions of the things that we use every day.
生义 v.______________ Every system in our body depends on water to function.
n.______________ The hall provides a venue(场所) for weddings and other functions.
n.______________ Salary is a function of age and experience.
功能;职能;作用
起作用;运转
典礼;宴会
函数
重点句式——多维剖析
it作形式主语
【教材原句】 It has been known for some time that plants use chemicals to communicate with each other.
人们早已知晓植物之间使用化学物质进行交流。
it作形式主语,真正的主语是后面that引导的主语从句,常见的有:
(1)It+be+形容词(possible,strange,natural,important...)+that从句
(2)It+be+过去分词(said,thought,believed,supposed,reported...)+that从句
(3)It+不及物动词(seems,strikes,happens...)+that从句
(4)It+be+名词词组(a pity,an honour,no wonder)+that从句
【佳句背诵】It was obvious that the manager of the coffee shop was waiting for Li Fang to leave.[人物介绍]
很明显,咖啡馆里的经理在等李方离开。
【即学即练】单句语法填空/一句多译
①Meanwhile,it __________(hope) that children will be more responsible and braver in the future.
②It's possible __________we all have compromised conversational intelligence.
③__________ is reported that donating blood does good to health.
我想起来了,你煮的面条味道还不错。
④____________________________the noodles you cooked tasted good.
⑤____________________________the noodles you cooked tasted good.
is hoped
that
It
It struck me that
It occurred to me that
本 课 结 束