2013年高中英语 Unit 6 Antarctica and the Environment SectionA同步精品课件 重庆大学版必修5

课件43张PPT。Section A　Getting Ready and Reading课堂互动探究Unit 1预习多维感知 Section A预习多维感知Ⅰ.词语翻译
1．be linked to________________
2．queue with sb.________________
3．pay for________________
4．find ways to________________
5．be sure to do________________答案:1.与……相连接　2.与某人一起排队　3.支付　4.找到……的办法　5.肯定会去做……Ⅱ.句型必背
1．To find something on the Internet，people often use powerful computer tools called “search engines.”
为了在网络上找到所需的东西，人们经常使用强有力的叫做“搜索引擎”的电脑工具。
2．It is easy to find what you are looking for on the Internet.
在网上很容易找到你要买的东西。Ⅲ.课文填空
Internet Shopping
Internet shopping is a new way to shop.If you want to shop online，all you need is a computer which is 1.____________to the Internet.People can shop for a variety of 2.____________on the Internet.Physical products are the most common 3.____________through the Internet.To find something on the Internet，people often use powerful computer tools called search4.____________.It will give you a list of websites where you can find these products.Internet shopping has both advantages and 5.__________.It offers a number of 6.__________for shoppers.The most important advantage is 7._________.You don’t have to 8.____________with other shoppers at the check-out counters.Secondly, it is easy to find what you are looking for on the Internet.Even
9.__________books may be ordered online.Finally，it is often cheaper to buy books through the Internet.The main disadvantage of Internet shopping is that you cannot actually see the products you are buying or check their 10.____________.
答案：1.linked　2.products　3.purchases　4.engines　5.disadvantages　6.benefits　7.convenience　8.queue　9.out-of-print　10.quality
课堂互动探究1product
People can shop for a variety of products on the Internet.(page 78)
观察理解
1)We have to find the right product for the market.
2)These evils were the product of Laissez-faire(放任自由)．比较网站
product，produce，production
1)product指工业产品。
2)produce (n.)指农场上的产物，如牛奶，土豆及羊毛。
3)production指生产或产量，作“产品”解时，主要指文学艺术作品。现学现用
用product，produce，production填空
1)Where can we buy fresh farm ____________？
2)Coffee is Brazil’s main ____________.
3)____________has increased/decreased.
答案：1)produce　2)product　3)Production2benefit
Internet shopping offers a number of benefits for shoppers.(page 78)观察理解
1)They are working together to benefit the whole community.
2)We should spend the money on something that will benefit everyone.
3)Who exactly stand to benefit from these changes?归纳拓展
1)for the benefit of为了……的利益
be of benefit to sb.对某人有益处
benefit from/by得益于；从……中获益
2)beneficial adj.有益处的；有帮助的
be beneficial to sb.对某人有益处现学现用
翻译填空
4)__________________those people who arrived late，I’ll just go over the plan again.
为了那些迟到的人，我将把计划再讲一遍。
5)Many thousands have ______________the new treatment.
千千万万的人受益于这种新的疗法。6)Fresh air and vegetables are __________________.
新鲜空气和蔬菜有益于健康。
答案：4)For the benefit for　5)benefited from　6)beneficial to health3disadvantage
The main disadvantage of Internet shopping is that you cannot actually see the products you are buging or check their quality.(page 79)观察理解
1)One major disadvantage of the area is the lack of public transport.
2)I was at a disadvantage compared to the younger members of the team.
3)Many children in the class suffered severe social and economic disadvantage.归纳拓展
1)at a disadvantage处于不利地位
to one’s disadvantage对某人不利
2)advantage n．优点；好处
have an advantage over胜过；优于
take advantage of利用
to one’s advantage(对某人)有利现学现用
翻译填空
7)Anyone who can’t use a computer is ________.
不会使用计算机的人处于不利的地位。
8)He has ________________me in spoken English.
他在口语方面比我有优势。
9)I __________the children’s absence to tidy their rooms.
我趁孩子们不在时收拾了他们的房间。
答案：7)at a disadvantage　8)an advantage over　9)took advantage of4ahead
Internet shopping is sure to become more and more popular in the years ahead.(page 79)
观察理解
1)I’ll run ahead and worn them.
2)The party was planned weeks ahead.
3)I finished several days ahead of the deadline.归纳拓展
1)go ahead[口]请吧；进行吧；干吧；前进
2)go ahead with进行；推进
3)ahead of在……之前；比……强现学现用
翻译填空
10)—Can I have the sports section?
我可以看看体育版吗？
—Sure，____________.I’ve read it.
当然，拿去吧。我已经看过了。
11)Frank will be late but we’ll ____________the meeting anyway.
弗兰克会晚些时候到，不过，我们还是先开会。12)He is ____________in his ideas.
他的思想走在时代的前列。
答案：10)go ahead　11)go ahead with　12)ahead of times5purchase
These types of products are the most common purchases through the Internet.(P78)
观察理解
1)The company has just announced its ￡27 million purchase of Park Hotel.
2)If you are not satisfied with your purchase we will give you a full refund.
3)They purchased the land for D|S1 million.归纳拓展
make a purchase 采购
purchase sth.from sb.向某人购买某物现学现用
翻译填空
13)Please ensure that you ________________in advance.
请你务必提前购票。
14)The equipment can ______________your local supplier.
这种设备可向你当地的供应商购买。15)Don’t hesitate to ________________.
别犹豫，买吧。
答案：13)purchase your ticket　14)be purchased from　15)make a purchase6queue with sb.
观察理解
1)You should queue with others to get the ticket.
2)I had to join a queue for the toilets.
3)We had to queue up for an hour for the tickets.归纳拓展
queue up排队
in the queue排队现学现用
翻译填空
16)How long have you been _________________？
你排多长时间队了？
17)We had to ____________________for an hour for the tickets?
我们只得排一个小时的队买票。
答案：16)in the queue　17)queue up7pay for
观察理解
1)She pays D|S200 a week for this apartment.
2)These people should pay for their crimes.
归纳拓展
pay off成功，带来好结果；付清债务
pay back 偿还
现学现用
翻译填空
18)We ________________our mortgage after fifteen years.
我们历经15年还清了抵押借款。
19)I’ll ________ you ________next week.
我下周把钱还给你。
答案：18)paid off　19)pay；back
用含pay的短语完成句子20)I will be able to ________ you ________ when I get my wages.
答案：pay；back
21)You will have to ____________ your stupid behavior.
答案：pay for
22)They are usually ____________at the end of a month.
答案：paid off
23)His patience and hard work finally ____________with a gold medal.
答案：paid off1.原句展示
To find something on the Internet，people often use powerful computer tools called “search engines”．(page 78)
为了在网络上找到所需的东西，人们经常使用强有力的叫做“搜索引擎”的电脑工具。句法简析
本句中不定式短语作目的状语。
【注意】　不定式短语除了作目的状语外，还可以表示原因、结果和条件。
1)I stayed there to see what would happen.
我留在那里看看会发生什么事。
2)He shouted and waved to be noticed.
他边喊边挥手以便引起注意。现学现用
翻译填空
1)I am ____________ you.
我很高兴见到你。
2)He ______________ everybody gone.
他醒了过来，结果发现大家都走了。
答案：1)very glad to see　2)woke up to find单项填空
3)(2011年高考重庆卷)More TV programs，according to government officials，will be produced ________people’s concern over food safety.
A．to raise　　　　　　　　B．raising
C．to have raised D．having raised
解析：选A。句意：据政府官员所说，更多的电视节目将会被制作，以提高人们对食品安全的关注。动词不定式表示目的，而且动作为将来，因此选A项。
2.原句展示
Secondly，it is easy to find what you are looking for on the Internet.(page 79)
其次，在网上很容易找到你要买的东西。句法简析
It is＋adj.＋to do sth.意为“干某事……”，其中it为形式主语，真正的主语为动词不定式。
【注意】　在该句式中，不定式的逻辑主语有时用for有时用of引出。如果作表语的形容词说明不定式行为的性质和特点，就用for；如果作表语的形容词表达不定式逻辑主语的品行、性格或性质,则用of。
1)It is hard to think of a world without metals.
很难想象一个没有金属的世界。
2)It is necessary to learn English well.
学好英语是很必要的。归纳拓展
1)It is＋adj./n.＋that-clause
2)It is no good/use doing sth.现学现用
翻译填空
4)________________to slep on such a small bed.
他睡在这么小的床上是不可能的。
答案：It is impossible for him
5)______________to leave his umbrella in the store.
他真粗心，把伞忘在那个商店里了。
答案：It was careless of him6)It’s a ____________________George can’t make it to the party.
真遗憾，乔治不能来参加这次聚会。
答案：pity that
7)____________________in the sun.
在阳光下看书是不好的。
答案：It is no good reading