牛津译林版（2019）必修第三册Unit 1 Nature in the balance Reading 知识点课件(共25张PPT)

(共25张PPT)
Unit 1 Nature in the balance
Language Points (Reading II)
1. harm n./vt. adj.
2. region n. adj.
3. length n. vt. adj.
4. variety n. vi. adj.
5. living adj. v./adj./adv. adj.
6. survive v. n.
7. disappear vi. n.
8. agriculture n. adj.
9. extinction n. adj.
10. global adj. n.
harmful
harmless
regional
lengthen
long
vary
various
live
alive
survival
survivor
disappearance
appearance
agricultural
extinct
globe
11. application n. vt. n.
12. organization n. vt. adj. n.
13. resident n. n.
14. entirely adv. adj.
15. defence n. v. adj.
16. economic adj. n. adj.
17. former adj. adj.<反>
18. poverty n. adj.
19. poison n. adj.
apply
applicant
organize
organized
organizer
residence
entire
defend
defensive
economy
economical
latter
poor
poisonous
poisoned
flatter ourselves overmuch
on account of
take its revenge on sb.
do much harm (to)
sound the alarm
be thankful to sb. for sth.
Welcome to the unit
我们不要太自命不凡
因为、由于（prep.)
报复某人
对......有害
发出警报
因某事对某人表示感谢
be home to... (Title)
a wide range of (Title)
a huge sea of (L1)
(be) alive with (L1)
play a ... role in (L2)
be close to (L7)
in length/width (L8)
a variety of (L15)
be made up of (L17)
living things (L20)
a number of (L23)
是……的家园/所在地
各种各样的
大量的，大片的
充满；到处都是
在……中起到……作用
接近
长度/宽度(是……)
各种各样
有……组成
生物
许多，大量的
12. feed on (L24)
13. in turn (L26)
14. an army of (L27)
15. break down (L28)
16. breathe life into (L30)
17. be used for (L33)
18. be known as (L31)
19. in danger of extinction(L36)
20. be left with (L37)
21. afford to do (L37)
以……为食
相应的；转而
一大群；一大批
使分解(为……)
给……带来起色/注入活力
被用来……
作为...而闻名
有灭绝的危险
被留下…
负担得起做……
大量的，大片的
充满；到处都是
接近
各种各样
因为，由于
以……为食
使分解(为……)
许多，大量
负担得起做……
Consolidation:请快速说出英文表达（3s）
1. buyers are bargaining with an army of salesmen.
2. There are choices available in our school cafeteria.
3. The movie is nearly two hours .
4. enthusiasm, he was welcomed by his students.
5. What a pity! I should have your parents for what they did for me.
be alive with; be thankful to sb; in length;
an army of; a vareity of
An army of
a vareity of
in length
Being alive with
been thankful to
1. Welcome to the jungle, a huge sea of green alive with the sounds of animals. (page 2, line 1)
1）The house is alive with people.
2）She does not know if he is alive or dead.
adj. 到处都是，充满着, 活跃着...（活的或动的东西）
adj. 活着的
1. 北京是个生机勃勃的城市。
2. 没有水，地球上将没有生物。
3. 我们不知道他是否还活着。
4. 无论发生什么，请保持希望。
5. 有一篮子活鸡。/这里有一场现场表演。
Beijing is a lively city.
Without water, there will be no living things on earth.
We don't know whether he is alive or not.
Whatever happens, please keep your hope alive.
辨析：alive；lively；living；live
living adj. 活着的；仍在使用的（定语）
lively adj. 生机勃勃的（定语）
宾语补足语
表语
There are baskets of live chickens./A live performance is given here.
live adj. 活着的；现场的（定语）
The enemy officer was caught _________.
The ________ are more important to us than the dead.
Last night there were millions of people watching the opening ceremony_________ on TV.
Young children are usually ___________.
商店里到处都是五彩缤纷的装饰，我们都不知道先往哪里看。
译：The store ______ ______ ______ colorful decorations and we didn’t know where to look first.
请用 alive\live\lively\living\be alive with填空
alive
living
live
lively
was alive with
2. … is more than half the size of China. (line 6)
亚马逊雨林的面积约为600万平方千米，比中国的国土面积的一半还要大。
A + 谓语动词 +
倍数+the height/weight/length/size of
倍数+as +adj/adv(long/high/large)+ as
(n-1)倍数+adj/adv的比较级 than …
倍数的表达方式：
科幻小说的数量是历史小说的3倍。
Science fiction novels are 1. the historical novels.
2. .
3. .
three times the number of
twice more than
three times as many than
3.They give this area the richest biodiversity on the Earth: one in ten known species in the world can be found here. (line 10)
on earth = on the earth
on earth 在地球上，究竟
on the earth 在地球上
What on earth is it？
这到底是什么东西？
4.The forest’s different levels support an unbelievable variety of wildlife. (line 15)
variety n. 不同种类,多种式样
a variety of 各种各样的
e.g. We can see that a variety of techniques are used in the painting.
我们可以看到这幅画作中使用了多种技巧。
various adj. 各种各样的
1) The menu varies with the season.
2) House prices vary from place to place and are
usually high where there are famous schools.
3) Tents come in various shapes and sizes.
vary v. 相异,不同,各种各样的
vary from…to… 由……到……不等
拓展：
With the development of economy, there are goods in stores, from daily groceries to luxury goods (奢侈品), which greatly enrich people’s life. In addition, the goods with the season in and quantity.
请使用variety的正确形式填空
various
varying
vary
variety
survive vi. 生存，存活；继续存在（后接介词+宾语）
vt. 幸存；艰难渡过；比…活（存在）的时间长
survivor n. 幸存者
survival n. 幸存[U];残余物；幸存物[C]
She survived a serious operation.
You need to be tough to survive in the jungle.
We cannot survive for long without food and drink.
She survived her husband by ten years.
vt.
vi.
vi.
vt.
5. While a significant number of jaguars survive here... (line 15)
1) The company managed the crisis.
2) There was only one of the plane accident.
3) If cancers are spotted early, there's a high chance of .
请使用survive的正确形式填空
to survive
survivor
survival
6. When a jaguar dies, a tiny army of microorganisms helps break down its body and return the nutrients to the earth. (line 28)
分解；将……分成若干部分
(机器或车辆)出毛病，损坏
(讨论、关系或系统) 失败，破裂，失灵
情不自禁地哭起来
1）Their car broke down.
2）Talks with business leaders broke down last night.
3）He broke down and wept when he heard the news.
break down
请使用适当介词填空
1）He broke from the police and rushed out of the room.
2）The thieves broke the office and stole some money.
3）The thief broke and stole my money.
4）The fire broke in the basement.
5）At last, those physicians and specialists broke in their fight against heart disease.
away
into
in
out
through
Prep. + relative pronouns (which/whom)
The woman to whom you spoke is a teacher.
The city in which he lives is far away.
7. The Amazon River, from which the rainforest gets its name, is close to 6,400 kilometres in length—roughly 100 kilometres longer than the Yangtze River. (lines 7–9)
用 which 还是 whom 取决于先行词是 物 还是 人。
用什么介词取决于先行词的意义和定语从句中谓语动词的搭配以及介词+which、whom 在从句中的作用。
Nearby were two ships in which they had come to the island.
I can't remember the name of the person to whom I gave the money.
The earth on which we live is a planet.
I'll never forget the day on which I joined the League.
Is there any reason for which you should have a holiday
请使用适当介词填空
8. Above that is the mass of leaf litter on the dark forest floor. (lines 16)
注意其中的谓语应与其后的主语保持一致。
介词短语above that放句首，句子用完全倒装。
e.g. Among these people was his friend Jim.
他的朋友吉姆就在这些人当中。
By the window sat a young man with a magazine in his hand.
窗户边坐着一个年轻人，手里拿着一本杂志。
variety
agriculture
survive
impact
due to
are broken down
beneath
thus