初中英语仁爱科普版九年级上册Unit 4 Amazing ScienceTopic 3 China is the third nation that sent a person into space.

这是一份初中英语仁爱科普版九年级上册Unit 4 Amazing ScienceTopic 3 China is the third nation that sent a person into space.获奖ppt课件，共18页。PPT课件主要包含了Grammar，Functions，arn，ause，ervant，ertain，erhaps，Project等内容，欢迎下载使用。
1.Master the key wrds and phrases：certain, fr certain, n ne’s wn, warn, might, husewrk, s far, be surprised at, n lnger2.Summarize the usage f Attributive Clause. 3.Learn abut sme knwledge f rbts.
What are they?
They are rbts.
1a Discuss the fllwing questins befre reading. Then read and check.
1.D yu like rbts? Why r why nt?2. If yu had a rbt, what wuld yu like it t d fr yu?
Rbts——Our Servants in the Future? What will ur future be like? N ne knws fr certain, but mst peple think that rbts will be part f ur lives. Will they be friendly r unfriendly? S far, rbts haven’t caused us any prblems. They wrk fr us like servants all the time. They help us d dangerus and difficult wrk. Peple are surprised at the rapid develpment f rbts. In a few years, perhaps rbts will think n their wn, just as peple use their brains and act fr themseves. Hwever, nce rbts can think fr themselves, prblems may appear. One scientist warns that if rbts start t think fr themselves, they will n lnger want t be ur servants, but ur masters. The scientist als warns that if we are lucky, they might treat us as we nw treat ur pets; if we are nt lucky, wh knws what will happen? Perhaps there will be a war between human beings and rbts.
1. N ne knws fr certain 没有人确切地知道a. n ne 用来指人，其后不能接f短语，用做主语时，谓语动词用单数。例：N ne likes a persn with bad manners. b. fr certain 确切地例：—Hw much will the car cst?—I can’t say fr certain.※knw / say fr certain(that) 确切地知道/肯定地说
2. all the time =always 一直，总是3. be surprised at /by…对…… 感到惊讶4.Hwever，nce rbts can think fr themselves, prblems may appear. nce 在这用作连词，意为“一旦……就……”,引导时间状语从句。 think fr neself 独立思考
5.One scientist warns that if rbts start t think fr themselves, they will n lnger want t be ur servants, but ur masters. a. warn warn sb. (nt) t d sth.警告某人（不要）干某事 warn sb. abut sth.警告某人注意某事 warn sb. against (ding) sth.警告某人某事 b. n lnger = nt …any lnger n mre = nt … any mre 6.in a few years=in a few years’time 几年的时间里，几年以后（一般将来时）7.s far到目前为止;迄今为止;到这点为止; 仅到一定程度 (现在完成时）课文中出现的语法点：一般现在时、一般将来时、现在完成时
1b Find the wrds in the passage accrding t the fllwing meanings. The first letter is given t help yu.
1.w________ 2.c_________ 5.p_________
1. t tell smebdy abut danger r abut smething bad that may happen 2. t make smething happen r appear3. a persn wh is paid t d husewrk fr a family 4. sure and cnfident, withut any dubts5. used t say that smething may be true, but yu are nt sure
Read 1a again and discuss the questins with yur partner.
1.D yu think that rbts will be part f ur lives in the future? Why? 2.Rbts are cnsidered t be ur servants, aren’t they? 3.D yu think rbts can think r act fr themselves? 4.Why des the title have a questin mark ?
Making a Wall Newspaper Abut Cmputer Infrmatin 1. Cllect the fllwing infrmatin frm bks, newspapers, the Internet and s n. the parts f the cmputer the kinds f cmputers the develpment f the cmputer 2.Discuss the uses f cmputers in daily life and technlgy in grups. 3.Design a wall newspaper abut the cmputer.
We learn: 1. Sme wrds: certain, warn, might, husewrk 2.Sme phrases: fr certain, n ne’s wn 3.Sme sentences: (1)N ne knws fr certain, but mst peple think that rbts will be part f ur lives. (2)In a few years, perhaps rbts will think n their wn, just as peple use their brains and act fr themselves. We can: 1.Summarize the usage f Attributive Clause. 2.Learn abut sme knwledge f rbts.
(() 1. In the future, rbts may think_____themselves, just as peple use their brains and act_____themselves. A. f; frB. fr; fr C. abut; f D. fr; f() 2. Our teacher_____us_____his friends. We all lve him a lt. A. regarded; as B. treats; as C. treat; frD. regard; as
(() 3.I can’t say______if he is ging t Tky at tnight. A. fr realB. as usual C. fr certain D. as certain() 4. He was ______ my great prgress. “I can’t imagine!” he said again and again. A. interested inB. interested t C. surprised at D. surprised fr
(() 5. The man began t______, and he wuld nt help thers as usual. A. think fr himselfB. think n himself wn C. think abut himself D. think f himself.