英语：必修2_Unit3_Computers-Language_points课件(新人教版)

1、Unit 3 Computers Language points Teaching aims: Help the students to learn to use some useful words and expressions. Enable them to use them correctly and flexibly.Step 1 Revision 6,real_ (n) 7,personal_ (adv) 8,finance_(adj) 9,explore_ (n) 10,solve _(n) reality personally financial exploration solu

2、tion Spelling Spelling 1.operator_(vi) 2,simplify_(adj) 3, logical_ (adv) 4,technology_ (adj) 5, intelligent_ (n)operate simplelogically technological intelligence Step 2 Important words and expressions.1 Look at these pictures. In pairs discuss what they have in common.in common共同的，共有的共同的，共有的This i

3、s our wish in mon sense常识常识common disease 常见病常见病common mistake 常犯错误常犯错误have nothing/ little/ something/ a lot in common有有/无无共同之处共同之处The two brothers have nothing in common.3 work out a list and compare it with your pare with把把与与相比较相比较I compared my answer with the teachers, and found that I had a par

4、e with/ to与与相比相比（在句中做状语）（在句中做状语）compared with other girls, she is tall.做做“与与比较比较”时，既可以用时，既可以用with也可以用也可以用to但做但做“把把比作比作”只能用只能用to He compared his camera with/ to mine. Books can be compared to friends. Shakespare _life _ a paredto 4 calculating machine计算器计算器Ving 作形容词作形容词Eg: swimming pool reading room

5、calculate 计算计算 calculator计算器计算器 calculation计算计算 where did I go wrong in my calculation? 5 universal machine通用机器通用机器 universal 普遍的，通用的，宇普遍的，通用的，宇宙的宙的 Humor is a universal language. Climate change is a universal problem.6 simplify 简化简化Try to simplify your explanation for the children.sum总数，算术题，金额总数，算术

6、题，金额 in sum 总而言之总而言之 In sum, theory should be combined with practice. a sum of一笔一笔 You will be fined a sum of money.Key sentence patterns 1，It took nearly two hundred years before I was built as an “It took/was+一段时间+before “It takes /will be+一段时间+before 从句”是一个固定句型,意为“过了多久才。 before用于这类句型时的结构还有： -It w

7、as 5 minutes before someone answered the bell. -It will be five years before we meet again. -We hadnt run a mile before he felt tired. -Please write it down before you forget it.过了五分钟才有人给我开门。过了五分钟才有人给我开门。五年之后我们才能见面。五年之后我们才能见面。我们跑了还不到一英里他就累了。我们跑了还不到一英里他就累了。7 logically逻辑的逻辑的They do not think logically

8、, but emotionally.logical合逻辑的，合情理的合逻辑的，合情理的 8 At that time it was considered a technological revolution and the start of my artificial intelligence. 那时这被当做是一次技术革命，那时这被当做是一次技术革命，也是我也是我“人工智能人工智能”的开始的开始 technological adj.科技的科技的 Technological development. technology n.工艺，科技，技术工艺，科技，技术intelligence n 智力，聪

9、明，智智力，聪明，智能能The bride unites beauty and elligent 智能的，聪明的智能的，聪明的A dolphin is an intelligent animal. revolution革命，变革革命，变革 the Russian revolution 俄国革俄国革命命 the computer revolution电脑电脑革命革命 artificial 人造的，人为的人造的，人为的 artificial flowers人造花人造花 This drink contains no artificial colors. 矫揉造作的，虚

10、假的矫揉造作的，虚假的She welcomed me with a rather artificial smile.9 solve解决，解答解决，解答=settlePerhaps time would solve the problem.solution n 解决方法解决方法we must find the solution to the problem.10 fromon从从时起时起Your life will change from now on.He promised to work hard from now on.11 by用作介词，用作介词，“不迟于，不迟于，到到为止为止” 和表示

11、时间的状和表示时间的状语连用，常用于语连用，常用于完成完成时态。时态。By the end of 2009, we had learned 6000 words.By+过去的时间过去的时间 过去完成时过去完成时By +将来的时间将来的时间 将来完成时将来完成时By 2012,we will have learnt 9,000 English words.12 reality 事实，现实事实，现实We must learn to face the reality.in reality= in fact 事实上，实际事实上，实际上上13 As time went by, I was made sm

12、aller.as 连词，连词，“随着随着” 表示事情的表示事情的发展过程。发展过程。As he grew older, he became less patient. go by= pass经过，时间流逝经过，时间流逝 A car went by. Two years went by before he got another letter from her.Step 4 consolidation 二、请根据首字母完成下列句子二、请根据首字母完成下列句子 1.He is studying engineering at a school of t_. 2. It is an a_ if you

13、 know how to type. 3. They have nothing in c_ with one another. 4. I p_ didnt believe what he said at the meeting. 5. I p_ didnt believe what he said at the meeting. 6. My grandpa suffered a lot during the Cultural R_. 7. Thats a t_ problem. 8. The computer can c_ complex engineering problems. 9. He

14、 decided to go on a u_ travel. 佳句背诵佳句背诵 金榜金榜第一学时第一学时 跟踪练习跟踪练习 ex3 1，随着时间的推移，我被弄得，随着时间的推移，我被弄得越来越小越来越小 _ ，I was made smaller.As time went by And my memory became _large _even I couldnt believe it!我的存储容量变得如此之大，连我的存储容量变得如此之大，连我自己都不能相信。我自己都不能相信。So that I have also been put into robots and used to make m

15、obile phones _help with medical operation.我还被放在机器人里，被用来制我还被放在机器人里，被用来制作移动手机，并且用来帮助做医作移动手机，并且用来帮助做医疗手术。疗手术。as well as Step 5 Designing homework1,金榜金榜第二学时第二学时 跟踪练跟踪练习习 EX12，Preview learning about language on page20-2115 totally 总共的，完全的总共的，完全的I totally agree with youthe total population of Britain.16 o

16、ver time在这期间在这期间=over a period of time.We discussed it over a bottle of wine.17 application n 应用，用途，应用，用途，申请申请He is busy writing a job application.application form申请表申请表make an application to sb for sth向某人申请向某人申请When should I make an application if I expect to enter the university?apply vt. 申请，请求申请，

17、请求 vi. 应用，运用应用，运用Any of them can apply for the job.In this way they can better apply theory to practice. 18 finance n 金融，财政金融，财政 His father is an well-known expert in finance. Financial crisis Financial center19 explore vt探究，探索探究，探索Before you discover , you must explore.Exploration n 探索探索Space explo

18、ration is still in its infancy.20 anyhow= anyway 无论如何，无论如何，即使如此即使如此Anyhow I must tell the truth.Somehow以某种方式，用某种以某种方式，用某种方法方法We must stop him from seeing her somehow. Provide 提供，供给提供，供给 Provide sb with sth 向某人提供某物向某人提供某物 They provided him with money and clothes. Goal 目标，球门，（进球）得目标，球门，（进球）得分分 Achieve ones goal实现目标实现目标 21 I am now filled with happiness that I am a devoted friend and he