2021-2022学年人教版（2019）高中英语：选择性必修一 Unit5 Working the land 教材知识串讲 课件（37张ppt）

2021-2022学年人教版（2019）高中英语：选择性必修一 Unit5 Working the land 教材知识串讲课件
I.阅读单词————-知其意
1. fertiliser n. _____
2. nutrition n. __________
3. nutritional adj. ____________
4. nutritious adj. ____________________
5. alleviate vt. __________
6. organic adj. ______________________________
7. widespread adj. ________________________
8. grocery n. ______________________________
肥料
营养；滋养
营养(物)的
有营养的；营养丰富的
减轻；缓解
有机的；不使用化肥的；有机物的
分布广的；普遍的；广泛的
食品杂货店；[pl.]食品杂货
I.阅读单词————-知其意
9. root n. ____________________
10. grain n. ________________
11. vision n. ______________________
12. urban adj. ______________________
13. bomb n. _____ vt. __________________
14. tunnel n. ____________________
15. extension n. ________________________
16. wheat n. ____________
根；根茎；根部；根源
谷物；谷粒；颗粒
想象；视力；视野；影像
城市的；都市的；城镇的
炸弹 轰炸；对……投炸弹
地下通道；地道；隧道
扩建部分；扩大；电话分机
小麦；小麦籽
I.阅读单词————-知其意
17. flavour n. ________________
18. hybrid n. __________________________________
19. tackle vt. ________________________________
20. intense adj. __________________________
21. output n. __________________ vt. _____
22. domestic adj. ______________________________
23. leisure n. ________________
24. soil n. ______________________
25. celebrity n. ______________________
味道；特点；特色
杂交植(动)物；合成物；混合动力车
解决(难题)；应付(局面)；处理
热切的；十分强烈的；激烈的
产量；输出；输出量 输出
本国的；国内的；家用的；家庭的
闲暇；休闲；空闲
泥土；土壤；国土；领土
名望；名誉；名人；名流
II.重点单词————-知其形
1. _________________ adv. 全部地；完整地；完全地
2. _________________ vt. & vi. 消化 vt. 领会；领悟
n. 摘要；文摘
3. _________________ n. 可供选择的事物
adj. 可供替代的；非传统的
4. _________________ n. 例子；实例；事例
5. _________________ n. 方面；层面
6. _________________ n. 危机；危急关头
entirely
digest
alternative
instance
aspect
crisis
II.重点单词————-知其形
7. _________________ vt. 使增长；使兴旺
n. 增长；提高；激励
8. _________________vt. 包括；包含；由……组成
9. __________________vt. 产生；引起
10. _________________ vt. (通常经过努力)获得；得到
11. _________________vt. 使相信；使确信；说服
12. ________________ n. 假定；设定；(责任的)承担；(权利的)获得
boost
comprise
generate
attain
convince
assumption
II.重点单词————-知其形
13. _________________ vt. 克服；解决；战胜
14. _________________ vt. & vi. 扩大；增加 vt. 扩展；发展(业务)
15. _________________ adj. 完全必要的；极其重要的
overcome
expand
essential
III.拓展单词————-知其变
1. ____________ n. 不足；缺少；短缺
→_____________ adj. 短(期)的；短暂的
→______________ v. (使)变短；(使)缩短
2. ______________ n. 特征；特点；品质 adj. 典型的；独特的
→_________ n. 性格；特点；字母；角色
3. estimate vt. 估计；估价；估算 n. 估计；估算
→__________ n. 判断；估计；尊重
shortage
short
shorten
characteristic
character
estimation
III.拓展单词————-知其变
4. ___________ n. 消耗；消耗量；消费
→______________ v. 消耗；吃；喝；毁灭
→______________ n. 消费者
5. _______ n. 现实；实际情况；事实
→____________ adj. 真实的；真的
→_____________ adv. 确实；真正地；事实上
→_______ vt. 实现；认识到；明白
consumption
consume
consumer
reality
real
really
realise
III.拓展单词————-知其变
6. _______ n. 贫穷；贫困→____ adj. 贫穷的；可怜的
→_____________ adv.糟糕地；不好地；拙劣地
7. _____________ n. 矿物；矿物质
→__________ n. 矿；矿藏；矿山；矿井；地雷 v. 采矿；开矿
→_____________ n. 矿工；采矿者
8. _____ n. 向下(或向里)的距离；深(度)→____ adj. 深的；深奥的
→______ adv. 非常；深深地；认真地；仔细地
→______ vt. 使……加深；使……强烈 vi. 加深；变浓
poverty poor
poorly
mineral
mine
miner
depth deep
deeply
deepen
III.拓展单词————-知其变
9. ______________ vt. 把……献(给)；把……专用于；专心于
→________ n.深爱；挚爱；奉献；忠心
→_______ adj. 挚爱的；投入的；忠诚的；忠实的；
关于……的；专用于……的
10. ____________ adj. 传统的；习惯的
→__________ n. 习俗；惯例；常规；传统手法；
传统风格；大会；会议；集会
devote
devotion
devoted
conventional
convention
IV.单元短语————-再认再现
1. _____________________在内心深处；本质上；实际上
2. _____________________ 例如；比如
3. ________________凭空想出；虚构；设想；设计；创造
4. _____________________远离；一点也不
5. _____________________依靠；依赖
6. _____________________ 相应地；转而；依次；轮流
7. _____________________ 把……用于；献身；致力；专心
8. _____________________包括；包含；由……组成(或构成)
9. _____________________短缺
deep down
for instance
dream up
far from
depend on
in turn
devote ... to
be comprised of
a shortage of
V.教材句式————-举一反三
1. Today, it is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan's hybrid strains ...（It＋be＋过去分词＋that 从句）
人们认为她是健在的最伟大的作家之一。
___________________ she is one of the greatest living writers.
It is believed that
V.教材句式————-举一反三
2. Given that Yuan's hybrids have made him quite wealthy, one might think he would retire to a life of leisure.（given that 引导状语从句）
鉴于他仅仅是个孩子，我们最好原谅他并且告诉他不要那样做了。
____________________________________,we had better forgive him and tell him not to do so.
Given that he is such a little child
V.教材句式————-举一反三
3. What impresses people most about Yuan Longping is his ongoing ability to fulfil his dreams.（what 引导主语从句）
我们新英语老师让我印象最深的就是她讲英语非常流利。
____________________________________________________ is that she speaks English so fluently.
What impresses me most about our new English teacher
V.教材句式————-举一反三
4. Yuan's innovation has helped feed not just China, but many other countries that depend on rice as well,such as India and Vietnam.（not just ... but ...）
不仅汤姆，而且他的同学都要来参观博物馆。
________ Tom ___ his classmates are coming to visit museums.
Not just but
1. devote vt. 把 ……献(给)；把 ……专用于；专心于
(1)devote ... to (doing) sth. 把……献给(做)某事；致力于(做)某事
devote oneself to (doing) sth. 致力于/献身于/专心于(做)某事
(2)devoted adj. 挚爱的；忠实的；关于……的；专用于……的
be devoted to (doing) sth. 献身于(做)某事；专心致志于(做)某事
(3)devotion n. 深爱；奉献；忠心
1. devote vt. 把 ……献(给)；把 ……专用于；专心于
单句语法填空
①I still remember what you have devoted to_________ (improve) my oral English and English writing.
②You will never gain success unless you are fully _______ (devote) to your work.
③With all her time _______ (devote) to the experiments, she has no time for housework.
④He is a _______ (devote) father because he was strict with his daughter and encouraged her when she was in trouble.
⑤A teacher's ________(devote) to education deserves great respect of the whole public because it brings benefits to the development of society.
improving
devoted
devoted
devoted
devotion
2. convince vt. 使相信；使确信；说服
(1)convince sb. of sth. 使某人相信某事
convince sb. to do sth. 说服某人做某事
(2)convinced adj. 确信的；深信的
be convinced of/that ... 确信……
(3)convincing adj. 有说服力的；令人信服的
2. convince vt. 使相信；使确信；说服
单句语法填空
①Although I soon convinced him ___ my innocence, I think he still has serious doubts about my sanity ．
②His idea was not __________ (convince). At last I convinced him _________ (change) his mind to accept my idea.
③It took us several hours to make the old man _________(convince) of the safety of travelling by air.
of
convincing
to change
convinced
3. alternative n. 可供选择的事物 adj. 可供替代的；非传统的
(1)have no alternative but to do sth. 别无选择只好做某事
an alternative to ... ……的替代物 (to 是介词)
(2)alternatively adv. 可供选择地
“别无选择只好做……”的其他表达方式有 have no choice but to do，cannot (help) but do，can do nothing but do。
3. alternative n. 可供选择的事物 adj. 可供替代的；非传统的
单句语法填空
①As there is less and less coal and oil, scientists are exploring new ways of making use of ___________ (alternatively) energy, such as sunlight, wind and water for power and fuel.
② The Internet also provides us with a cheap alternative to ______________(communicate) with others.
alternative
communicating
3. alternative n. 可供选择的事物 adj. 可供替代的；非传统的
失败乃成功之母。有时候，为了成功，我们不得不勇敢地直面失败并从中吸取教训。
①Failure is the mother of success. Sometimes, in order to succeed, we
________________________________failure bravely and learn from it. (alternative)
②Failure is the mother of success. Sometimes, in order to succeed,
we_________________________ failure bravely and learn from it. (choice)
have no alternative but to face
have no choice but to face
4. shortage n. 不足；缺少；短缺
(1)for short 作为简称；作为缩写
in short 简单地说；总之
(2)be short of 缺少……
be short in 在……方面短(缺)的
(3)shorten v. (使)变短；(使)缩短
4. shortage n. 不足；缺少；短缺
单句语法填空
①These include plants that have sensors printed onto their leaves to show when they're short _____ water and a plant that can detect harmful chemicals in groundwater.
②_____ short, a good and harmonious environment at home is necessary for a child to grow healthy.
③There's a ________ (short) of reference materials in many schools.
of
In
shortage
4. shortage n. 不足；缺少；短缺
这些人因食物短缺而生活贫困。
①These people are living in poverty __________________________.(shortage)
②These people are living in poverty ___________________________.(short)
③These people are living in poverty ________________________________________. (lacking)
because of a shortage of food
because they are short of food
because they are lacking in food
5. depend on 依靠；依赖
(1) depend on sb. to do sth.
depend on sb./sb.'s doing sth.
依靠/指望某人做某事
depend on/upon it that ... 相信；指望
(2)That/It depends. 那得看情况。(口语)
5. depend on 依靠；依赖
单句语法填空
①Ocean colour varies from green to blue, _________(depend) on the type and concentration of phytoplankton．
②How much sleep you need _______ (depend) a lot on your age.
③Jim is always late, so you cannot depend on him ______________ (come) on time.
④Don't worry. You can depend on ____ that he'll turn up on time. He always keeps his promise.
depending
depends
to come/coming
it
5. depend on 依靠；依赖
补全句子/句式升级
(普通表达)We don't know whether we will have the sports meeting. This ______________ (取决于) the weather.
(高级表达)_______________________________________ (主语从句)
depends on
Whether we will have the sports meeting
depends on the weather.
6. It＋be＋过去分词＋that 从句
(教材原文)Today, it is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan's hybrid strains ...
据估算，现在中国国内消费的稻米有大约 60%来自袁隆平的杂交水稻品种形成的作物……
It is estimated that ... 据估计……
It is said that ... 据说……
It is reported that ... 据报道……
It is suggested that ... 有人建议……
6. It＋be＋过去分词＋that 从句
It is thought that ... 人们认为……
It is known that ... 众所周知……
It is hoped that ... 人们希望……
It is believed that ... 人们相信/认为……
“It＋be＋过去分词＋that 从句”可改写为：“sth./sb.＋be＋过去分词＋to do/to be ...”结构。
It is said that body language accounts for 55 percent of a first impression while what you say just 7 percent.
据说身体语言占第一印象的 55%，而你说的话只占 7%。
6. It＋be＋过去分词＋that 从句
单句语法填空
①About 20% of 25-34-year-olds are said _______(live) with their parents, compared with 16% in 1991.
②The flu is believed ____________ (cause)by viruses that like to reproduce in the cells inside the human nose and throat.
③A number of paintings in this castle are believed ______________________ (destroy) in a fire in 2009.
to live
to be caused
to have been destroyed
6. It＋be＋过去分词＋that 从句
一句多译
据说几天前她写了一篇关于野生动物保护的报告。
①_______________ she wrote a report about wildlife protection the other day. (it 作形式主语)
②She ______________________________ about wildlife protection the other day. (不定式)
It is said that
is said to have written a report
用所给词的适当形式填空
1. The visit was aimed at _________ (expand) relations between the two countries.
2. It is for these reasons that I am firmly _________ (convince) that this rule will promote the learning atmosphere and our teamwork spirit.
3. She told me in detail how they _____________________ (overcome) all the difficulties.
4. We did not speak the local language, did not know the customs, and more often than not, did not ________ (entire) recognize the food.
5. What food you eat and how well it is________(digest) will obviously affect your sleep too.
expanding
convinced
overcame/had overcome
entirely
digested
语篇填空
A half century ago, activists 1. ______ (walk) to the street to speak out for the protection of the planet in 2. ________ (respond) to one of the worst oil spills (原油泄漏) in history. These activists inspired important changes in how our society views the environment, 3. _______ (lead) to the creation of the Environmental Protection Agency. But protecting the earth is also a social justice issue. People of colour and poor people are often the first 4._________ (suffer) from the climate change, because they live near highways, factories, or garbage dumps (垃圾场), 5. _____ there are more pollutants, for example, and they may not be able to afford fresh green foods.
walked
response
leading
to suffer
where
语篇填空
But you don't have to be an activist to make 6. ____ difference — in fact there are many tiny everyday 7. _______ (effort) you can make to help the planet. The environmental movement didn't start with Earth Day and indigenous (土生土长的) people protecting the earth as 8. _____ (they)
way of life were the pioneers. I wish that everyone would see the climate crisis this way and take it 9. _________ (serious) as well. It isn't just polar bears and plastic bags 10. ___ an issue that will determine the future of life. So, actually, every day is Earth Day.
a
efforts
their
seriously
but
Bye-bye!