2017-2018学年北师大版高中英语
必修2全册教学案

 
Ⅰ.根据词性及汉语提示写出单词
1．affectvt.影响
2．realityn．真实，现实→realadj.真的，真实的
3．entertainvt.给……娱乐；款待→entertainmentn．娱乐，款待
4．harmvt. &n．伤害，损害→harmfuladj.firefighter有害的
5．obviousadj.明显的，显而易见的→obviouslyadv.明显地，显而易见地
Ⅱ.词义匹配
1．global  　a. to ask (someone) if they would like tohave (something) or
if they would likeyou to do something
2．flood  b．an action or activity that is against thelaw　
3．crime  c．to try to hurt or defeat (someone orsomething) using violence
4．attack  d. to fall or hit something in a noisy orviolent way
5．crash  e. relating to the whole world
6．offer  f. a large amount of water covering an areathat is usually dry
7．disappear  g. to go to a place or into a condition wherethey cannot be seen
8．destruction  h. the action of destroying something
答案：1.e　2.f　3.b　4.c　5.d　6.a　7.g　8.h
Ⅲ.用所给词的适当形式填空
1．If a company wants  to continue to attract highly­qualified employees, it must be a competitive employer offering attractive conditions.(attract)
2．I had suggested him doing it another way, but he refused to accept my suggestion.As a result, he made such a big mistake.(suggest)
Ⅳ.补全短语
1．make up      组成；编造；弥补；化妆
2．come true实现
3．find out发现；查出；弄清楚
4．be connected to  ...  和……连接；与……有关
5．be pessimistic/optimistic about  ...
对……悲观/乐观
6．all sorts of各种各样的
7．as if好像，仿佛
8．in the future  将来
9．on the Internet  在因特网上
10．an expert on ...  某方面的专家
11．get into进入；陷入；染上(习惯)
12．get worse恶化，变得更糟
1．In the last thirty years, the Internet has grown rapidly.
在过去的三十年里，网络已经迅速地发展起来。
[句式分析]　in the last＋一段时间，“在过去的……里”，常与现在完成时连用。
[佳句赏析]　在过去的30年中，中国发生了巨大变化。
In the past thirty years, great changes have taken place in China.
2．...“it is clear that we are going to see a huge growth in shopping on the Internet.”
……“很显然，我们将会看到网上购物的巨大增长。”
[句式分析]　it为形式主语，真正的主语为that从句。
[佳句赏析]　很显然她不相信你的话。
It is clear that  she doesn't believe you.
3．Some experts see our future in virtual reality — the use of computers with sounds and pictures that make you feel as if you are in a real situation.
有些专家看到了虚拟现实中我们的未来——运用计算机产生声音和视觉效果，使你感觉好像就生活在真实的情景中一样。
[句式分析]　破折号后的成分起补充说明的作用，that引导定语从句修饰先行词sounds and pictures; as if引导表语从句。
[佳句赏析]　她高兴得就像一只自由的小鸟。
She is so happy as if she were a free bird.
4．(长难句分析)She also believes that, in the future, we will get entertainment from the Net and that television will probably disappear.
她也相信，将来我们会从网络上获得娱乐，而且电视很可能会消失。
[句式分析]　这是一个复合句，主句是she also believes，后面跟有两个由that引导的宾语从
句。
[佳句赏析]　比尔说他不喜欢那个聚会，他马上要回家。
Bill said that he didn't like the party, and that he wanted to go home right away.
A．Modern technology (现代科技) helps us do many things. Imagine the future of the cyberspace, are you optimistic or pessimistic?
答案：
I'm_optimistic_about_the_future_of_cyberspace.Though_the_Internet_brings_us_some_problems,_it_has_advantages_over_disadvantages,_we_can_make_the_best_use_of_its_strong_points_and_avoid_its_weak_points_by_proper_means.
B.Please match the pictures with the descriptions.
a．Read newspapers on the Internet.
b．Go shopping on­line.
c．Communicate by e­mail.
d．Get new films on the Internet.
答案：1－c　2－d　3－b　4－a
Ⅰ.Fast­reading
Read the text quickly and match the headings with the proper paragraphs.
Para.1  A．The future of virtual reality.
Para.2  B．Pessimistic ideas towards the future of cyberspace.
Para.3  C．The growth of the Internet.
Para.4  D．Optimistic ideas towards the future of cyberspace.
答案：Para.1－C; Para.2－B; Para.3－D; Para.4－A
Ⅱ.Careful­reading
Read the text carefully and then fill in the chart with the information in the text.
Title：The Future of Cyberspace
The  1.develo­
pment/growth
of the Internet
The number of computers connected to the Internet has grown rapidly from 200 in 1983 to about 50 million now.
Different 2.opinionsabout the Internet
Pessimistic
★Hackers can 3.enter the computers of banks and governments and commit  cri­mes in cyberspace.
★Terrorists may attack the Internet, cause chaos, and make planes and trains 4.crash.
5.Optim­
istic
★All sorts of information is 6.available on the Internet.
★More and more people will  7.shop on the Internet.
★We will 8.entertain ourselves a lot from the Net, which might result in the disappearance of television.
The future in virtual reality
★Virtual reality refers to the use of computers with sounds and pictures that 9.make you feel as if you are in a real situation.
★Virtual reality will become a part of modern life.Offices, supermarkets and even 10.schools will become virtual.

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