1、一、重点单词。一、重点单词。1.1.订货；订购订货；订购n.order n.order 2.2.显示器显示器n.monitorn.monitor3.3.扬声器扬声器n.speaker n.speaker 4.4.键盘键盘n.keyboardn.keyboard5.5.鼠标鼠标n.mouse n.mouse 6.6.脑脑n.brainn.brain7.7.速度速度n.speed n.speed 8.8.铁路系统铁路系统n.railwayn.railway9.9.公司公司pany pany 10.10.价格价格n.pricen.price11.11.总额总额n.total n.total 12.1
2、2.英寸英寸n.inchn.inch 13.13.比较比较v pare .compare 14.14.打字打字v v.type.type 15.15.操纵；控制操纵；控制(机器或系统等机器或系统等)v v.control .control 16.16.依靠依靠v v.depend.depend 17.17.计算计算v v.calculate .calculate 18.18.操作；控制操作；控制v v.operate.operate19.19.售卖售卖v.sell v.sell 20.20.昂贵的昂贵的adj.expensiveadj.expensive21.21.极小的；微小的极小的；微小的
3、adj.tiny adj.tiny 22.22.受欢迎的受欢迎的adj.popularadj.popular 二、词汇拓展及词性转换。二、词汇拓展及词性转换。1 1compare compare v v.比较比较comparison comparison n n比较比较 固定搭固定搭配配compare A with B compare A with B 比较比较A A和和B B 2 2type type v v.打字打字其他含义其他含义 n n.种类种类 固定搭配固定搭配different different types of types of 不同种类的不同种类的 typewriter ty
4、pewriter n n.打字机打字机 3 3control control n n.&.&v v.控制控制controlled controlled 过去时及过去分词过去时及过去分词 固固定搭配定搭配remote control remote control 遥控器遥控器4 4expensive adj.expensive adj.昂贵的昂贵的反义词反义词cheap adj.cheap adj.便宜的便宜的5 5tiny adj.tiny adj.极小的极小的 tinier tinier 比较级比较级 the tiniest the tiniest 最高最高级级 反义词反义词huge/lar
5、ge adj.huge/large adj.大的大的6 6depend v.depend v.依靠依靠 固定搭配固定搭配It depends.It depends.看情况。看情况。dependent adj.dependent adj.依赖的依赖的7 7calculate v.calculate v.计算计算 calculator n calculator n计算器计算器 calculation ncalculation n计算，计算题计算，计算题 calculating adj.calculating adj.精明的精明的8 8operate v.operate v.操作操作 operati
6、on n operation n手术手术9 9price nprice n价格价格 固定搭配固定搭配What is the price of What is the price of something?something?How much is something How much is something？某物的价格是多少？某物的价格是多少？1010total ntotal n总额总额 固定搭配固定搭配in total in total 总共总共 totally totally adv.adv.完全地，彻底地完全地，彻底地1111sell v.sell v.出售出售 sold sold 过
7、去时及过去分词过去时及过去分词 seller n seller n卖卖家家 反义词反义词 buy v.buy v.买买 buyer n buyer n买家买家1212popular adj.popular adj.受欢迎的受欢迎的 固定搭配固定搭配be popular be popular with/among sb.with/among sb.受受欢迎的欢迎的 popularity n popularity n普及，普及，流行流行 population n.population n.人口，人口数量人口，人口数量 三、词语释义。三、词语释义。1.control1.controloperate
8、operate v v.控制控制 2.expensive2.expensivedear dear pricy pricy adjadj.昂贵的昂贵的 3.tiny3.tinyvery small very small adjadj.极小的极小的 4.calculate4.calculatecount count v v.计算计算 5.in addition5.in additionbesidesbesideswhats more whats more phrphr.此外此外 6.be unaware of 6.be unaware of dont realize phr.dont realiz
9、e phr.没意识到，没意识到，未察觉未察觉panyfirm n.firm n.公司公司 8.depend on 8.depend on rely on phr.rely on phr.依赖于依赖于9.type 9.type kind n.kind n.种类种类 四、重点短语。四、重点短语。1.1.洗衣机洗衣机 washing machine washing machine 2.2.以更快的速度以更快的速度 at a faster speed at a faster speed 3.3.除除以外以外(还还)in addition )in addition 4.4.发生发生 happen to
10、happen to 5.5.上网上网 surf the Internet surf the Internet 6.6.总计；共计总计；共计 grand total grand total7.7.擅长擅长 be good at be good at 8.8.没意识到；未察觉没意识到；未察觉(be)unaware of(be)unaware of9.9.有能力做有能力做；会做；会做 be able to do be able to do 10.10.从事从事工作工作 work as work as11.11.依靠依靠 depend on/be dependent on/rely on depend
11、 on/be dependent on/rely on 12.12.由由制成制成 be made of/from be made of/from13.13.去医院去医院(看病等看病等)go to the hospital )go to the hospital 14.14.就就提一些建议提一些建议 give some advice on give some advice on 15.15.除了除了以外以外 except(for)except(for)16.16.在网上在网上 on the Internet on the Internet 17.17.停下来去做某事停下来去做某事 stop to
12、 do sth.stop to do sth.18.18.在过去在过去 in the past in the past 19.19.期待；盼望期待；盼望 look forward to look forward to 20.20.在在前面前面 in front of/in the front of in front of/in the front of21.21.对对有害有害 be bad for be bad for 22.22.阻止阻止做某事做某事 stopfrom doing sth.stopfrom doing sth.23.23.改变某人的生活改变某人的生活 change ones
13、life change ones life 24.24.受受欢迎欢迎 be popular with/among be popular with/among 五、重点句型。五、重点句型。1 1在二十世纪四十年代，第一代计算机比小汽车还大。在二十世纪四十年代，第一代计算机比小汽车还大。(in the 1940s)(in the 1940s)In the 1940s,the first computers were bigger than cars.In the 1940s,the first computers were bigger than cars.2 2你也许没有注意到他的出现。你也许没
14、有注意到他的出现。(be unaware of)(be unaware of)Maybe you are unaware of his appearance./You may be unaware Maybe you are unaware of his appearance./You may be unaware of his appearance.of his appearance.3 3我们不能太依赖父母。我们不能太依赖父母。(depend on)(depend on)We cant depend on our parents too much.We cant depend on our
15、 parents too much.4 4我们能用计算机来做什么？我们能用计算机来做什么？(do with)(do with)What can we do with computers?What can we do with computers?5 5计算机能够用比我们更快的速度计算。计算机能够用比我们更快的速度计算。(at a faster speed)(at a faster speed)Computers can calculate at a faster speed than we(do)Computers can calculate at a faster speed than we
16、(do)Computers can calculate at a faster speed than us.Computers can calculate at a faster speed than us.6 6也许有一天，计算机做工作能比人类做得更好。也许有一天，计算机做工作能比人类做得更好。(do a better job)(do a better job)Maybe one day computers can do a better job than human Maybe one day computers can do a better job than human beings.
17、beings.7 7如果计算机能做我们所有的工作，我们会怎么样？如果计算机能做我们所有的工作，我们会怎么样？(happen to)(happen to)What will happen to us if computers can do all our jobs?What will happen to us if computers can do all our jobs?六、课文回顾。六、课文回顾。In the 1940s,the first computers were bigger than cars.Now In the 1940s,the first computers were b
18、igger than cars.Now they are becoming smaller and smaller.Computers can calculate they are becoming smaller and smaller.Computers can calculate at a faster speed and almost never give wrong answers.We can at a faster speed and almost never give wrong answers.We can also type and draw things with the
19、m.In addition,computers can also type and draw things with them.In addition,computers can do a lot of important jobs like operating railways,flying do a lot of important jobs like operating railways,flying planes and spaceships,but they are not better than people planes and spaceships,but they are n
20、ot better than people because humans can produce new ideas.However,one day because humans can produce new ideas.However,one day computers may be able to do a better job than human puters may be able to do a better job than human beings.Computers may change our lives,but will they make them better?Co
21、mputers may change our lives,but will they make them better?七、写作范文：讨论中学生是否能在学校使用手机。七、写作范文：讨论中学生是否能在学校使用手机。Are students allowed to bring their smart phones to Are students allowed to bring their smart phones to schoolschool？Some students think they can use smart phones at Some students think they can
22、 use smart phones at school.First,its convenient for them to contact their school.First,its convenient for them to contact their parents,teachers or friends.Second,they can search parents,teachers or friends.Second,they can search for what they need with smart phones.For example,they for what they n
23、eed with smart phones.For example,they can look up new words and keep up with the latest news.can look up new words and keep up with the latest news.However,some students disagree.They think using However,some students disagree.They think using smart phones at school is a waste of time.Many students
24、 smart phones at school is a waste of time.Many students spend too much time on games and social media.As a spend too much time on games and social media.As a result,they cannot focus on their study.Besides,using result,they cannot focus on their study.Besides,using smart phones is harmful to their
25、eyesight.smart phones is harmful to their eyesight.In my opinion,students shouldnt use smart phones at In my opinion,students shouldnt use smart phones at school.They are bad for their health and study.Only when school.They are bad for their health and study.Only when students grow up and know how to control themselves can students grow up and know how to control themselves can they be allowed to have their own smart phones.they be allowed to have their own smart phones.
