-外研版(2019)选择性必修第二册Unit 5 A delicate world Understanding ideas Language points 1 课件(共21张PPT)

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名称 -外研版(2019)选择性必修第二册Unit 5 A delicate world Understanding ideas Language points 1 课件(共21张PPT)
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资源类型 教案
版本资源 外研版(2019)
科目 英语
更新时间 2024-04-09 22:31:15

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(共21张PPT)
Unit 5
Language points 1
A delicate world
subsequently adv.
1. Unfortunately, the cats subsequently developed an appetite for the birds, too.
①The book was subsequently translated into 15 languages.
② Subsequently, the company filed for bankruptcy(破产).
该书后来被译成15种语言。
后来,这家公司申请了破产。
但不幸的是,猫随后也开始以鸟为食。
after an event in the past 后来,随后
【拓展】 appetite n.
① The public have an insatiable(不知足的) appetite for scandal.
② Americans have a big appetite for these products.
公众对丑事总是喜闻乐道。
美国人对这些产品需求量很大。
a strong desire for sth 强烈欲望
appetite n.
physical desire for food 食欲;胃口
① He suffered from headaches and loss of appetite.
他患有头痛和食欲不振。
② The walk gave me a good appetite.
散步使我胃口大开。
develop v.
to start to have a skill, ability, quality, etc.
形成;产生……
① These middle classes have developed an appetite for luxury goods.
这些中产阶级对奢侈商品的喜爱也日渐显现。
② Suzy developed an interest in violin when she was just a child.
苏西还是孩子的时候就对小提琴产生了兴趣。
③ He has developed the habit of reading before going to bed.
他已经养成了睡前阅读习惯。
④ The rabbits developed an immunity to the virus so that their numbers exploded again.
兔子最终对病毒产生了免疫,数量又一次激增。
常见搭配有:
develop an appetite for ... 喜欢上……
develop a taste for… 培养……的爱好
develop an interest in… 对……产生了兴趣
develop a close friendship with… 与……产生了亲密的友谊
develop the habit of… 养成了……的习惯
develop (an) immunity to… 对……产生免疫力
introduce v.
2. Meanwhile, rabbits were introduced to the island as a source of food for humans.
① Vegetation patterns changed when goats were introduced to the island.
自从引进山羊之后,这个岛上的植被模式改变了。
② The word “Pagoda” was introduced to Europe by the 17th century Portuguese.
Pagoda这个词由17世纪的葡萄牙人引入欧洲。
与此同时,兔子作为食物被人们引进岛上。
to bring a plant, an animal or a disease to a place for the first time
引进(动物或植物);传入(疾病)
常用结构:● introduce sth to/into sth
● sth be introduced to/into...
3. Even after Macquarie Island became an official nature reserve in 1970s, the rabbits remained out of control.
即使在20世纪70年代麦夸里岛成为官方自然保护区后,兔子仍然不受控制。
① The street party went on, getting louder and louder and more out of control.
街头聚会还在继续,声音越来越大而且更加失控。
② Suddenly, the bus went out of control and ran into a shop.
突然,公交车失去控制,冲进了一家商店。
out of control
to be or become impossible to manage or to control 失去控制
拓展
① He took a corner too fast and lost control of the car.
他转弯太急了,汽车失去了控制。
② There has been some violence after the match, but the police are now in control of the situation.
比赛后发生了一些暴力事件,但是现在警方已控制了局势。
③ Please keep your dog under control!
请控制住你的狗!
④ There was nothing we could do about it - the situation was out of/beyond/outside our control.
对此我们无能为力——事态已失控。
lose control of 控制不住,驾驭不住
out of/beyond/outside sb’s control
难以控制,无法控制
bring/ get/ keep … under control
把……控制住
in control (of) 控制,掌握;管理
① She came up with a new idea for increasing sales.
她想出了一个增加销售量的好主意。
② Is that the best excuse you can come up with
那就是你能想出的最好借口吗?
4. Experts felt it necessary to come up with a plan to remove all the rabbits from the island.
专家认为,必须想办法清除岛上所有的兔子。
come up with
to think of an idea, plan, reply, etc
提出,想出(主意、计划、回答等)
① He removed his hand from her shoulder.
他将手从她的肩膀上拿开。
② He removed the mud from his shoes.
他去掉鞋上的泥。
③ Reference books may not be removed from the library.
参考书不允许带出图书馆。
remove sth/sb from...
to take sth/sb away from a place
把……从某地移开/拿开/去掉
decrease v.
to become or make sth become smaller in size, number, etc.(使大小、数量等)减少,减小,降低
decrease from...to... 从……减少到……
① The number of people who have the disease has decreased significantly in recent years.
近年来,这种病的患者人数明显下降。
② The number of new students decreased from 210 to 160 this year.
今年新生人数从210减少到160。
5. But although the virus caused the rabbit population to decrease from 130,000 to around 10,000, it also meant less food for the cats.
然而,虽然病毒使得兔子的数量从13万降到大约1万只,但这也意味着猫的食物变少了。
1. Sales decreased by five percent this year.
今年的销售额下降了百分之五。
2. The number of teaching staff members in this school has decreased to 700 persons.
这个学校的教职工人数已减少到700人。
3. In the last ten years cars have generally decreased in size.
过去10年间,汽车总的来说变小了。
拓展
decrease by 减少了
decrease to 减少到
decrease in 在某方面减少/减小
in consequence
6. The cats in consequence turned their attention - and their stomachs - back to the native birds, killing up to 60,000 each year.
① He was over the age limit and in consequence his application(申请) was rejected.
他已经超过了年龄限制,因此他的申请被拒绝了。
② She made some risky investments and in consequence lost a lot of money.
她进行了好几次风险投资,因此损失了很多钱。
as a result of sth 因此
因此,猫把注意力和胃口重新转向了当地鸟类,每年捕食多达60,000只。
explode v.
7. …and their numbers exploded once again.
to suddenly increase greatly in number, amount, or degree 突增;激增
①The deer population has recently exploded.
鹿群数量最近急剧增长。
②The book has exploded in popularity.
这本书大受欢迎。
他们的数量又一次激增。
once and for all
8. … the rat, mouse and rabbit problem needed solving once and for all.
completely and finally
彻底地,一劳永逸地
① Let’s settle this matter once and for all.
我们把这个问题彻底解决了吧。
②Please, once and for all, stop worrying.
请你完全别再担心。
大鼠、小鼠和兔子泛滥的问题需要一次彻底地解决。
owe it to sb to do sth
9. … but we humans owe it to the island to give it a happy ending.
sb should do sth because they deserve it.
应该为某人做某事
①You owe it to your supporters not to give up.
为了对得起你的支持者,你现在不应该放弃。
②You owe it to your staff to be honest with them.
与下属坦诚相待,这是你对他们应有的态度。
……但是我们亏欠这座岛屿一个美好的结局。
1. develop an appetite for ...
2. sth be introduced to...
3. out of control
4. come up with
5. remove sth/sb from...
6. decrease from...to...
7. in consequence
8. once and for all
9. owe it to sb to do sth
喜欢上……
某物被引进某地
失去控制
提出,想出(主意、计划、回答等)
把……从某地移开/拿开/去掉
从……减少到……
因此
彻底地,一劳永逸地
应该为某人做某事
Individual activity
1. The population in this city__________ to 400,000 during the tourist season last year.
2. I was tired of getting new glasses every few years, so I decided to solve my eyesight problem ________________ and have laser(激光) surgery.
3. He said he was a doctor, but it _____________ emerged that he was an impostor(骗子).
4. Fires were burning ____________ in the centre of the city.
I. Choose the proper words or phrases to complete the following sentences.
exploded
subsequently
once and for all
out of control
explode once and for all decrease subsequently out of control develop an appetite for remove ... from... be introduced to
5. When Jack lived in northern China, he ___________ _______________ various noodles.
6. Because of the COVID-19 pandemic(新冠疫情), the number of people visiting the park ______________ significantly so far.
7. When this kind of vegetable _________________ Europe, people were afraid to eat it.
8. First ________ any dirt ________ the surface.
remove from
developed an appetite for
has decreased
was introduced to
explode once and for all decrease subsequently out of control develop an appetite for remove ... from... be introduced to
II. Translate the following sentences.
1. 最近研究人员提出了一个新理论。(come up with)
__________________________________________________________________________________________
2. 他努力学习,因此通过了考试。(in consequence)
_____________________________________________ _____________________________________________
3. 我应该向他解释所发生的事。
(owe it to sb to do sth)
_____________________________________________
Recently researchers have come up with a new theory.
He studied hard, and in consequence he passed the exam.
I owe it to him to explain what’s happened.
Self-evaluation
Do you know the meanings of the following words and expressions Can you use them correctly
subsequently develop introduce decrease explode
develop an appetite for ... sth be introduced to/into...
out of control come up with
remove sth/sb from... decrease from...to...
in consequence once and for all
owe it to sb to do sth
各个击破