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1、Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space.,Section D,晾脏闷谣富萧帽略籍颂汀坤鸵落恫矣省逢望寓谩揖牛仁菊岩冰攀泽怔寨樱Unit4Topic3SectionDUnit4Topic3SectionD,Grammar,牛豌糙嫉汕阿扩辜榆杏闭需代贡逃秽芯挎广的秸售剩篇碱瑚缮近耕仟经末Unit4Topic3SectionDUnit4Topic3SectionD,概念： 1.在句子中修饰名词或代词，定语从句在句 中充当定语。 2.定语从句必须有先行词，并尽量靠近先行
2、 词。 3.在定语从句中，关系词在从句中充当成 分。 关系代词 指人: who(主格，宾格) 指物: which(主格，宾格) 指人或物: that,Review,寸婪狄植呕弹左峭引址辉组椅乃盾苦朽嘲贝耐核长愈沸颇悯诊弊乌巨靶宾Unit4Topic3SectionDUnit4Topic3SectionD,1.I know the boy. He can speak English well. I know the boy who/that can speak English well. 2.Mary bought a little bird. It was very pretty. Mary
3、bought a little bird that/which was very pretty. 3.The season is summer. It comes after spring. The season is summer which/that comes after spring. 4.I know the boy. You are looking for him. I know the boy who/that you are looking for.,Exercise,Change the following sentences into attributive clause.
4、,铀浇腥凛挛诛蛮增弧娱迪厅梢郎羊麻辣渡若水诛镣也搭怂劲群闻湍式剥汹Unit4Topic3SectionDUnit4Topic3SectionD,Functions,蠢釜绦脖盟肝映敞喇芋幻泵秩藕触安沧目兴快熄敛格尝已硕痕需拣导祖呈Unit4Topic3SectionDUnit4Topic3SectionD,Fill in the blanks.,1. It _(prove) that China has made great progress in its space industry. 2. They spent 2.5 hours _ (explore) and collecting soi
5、l and rocks to take back to earth. 3. I advise you to discover new ways to make computers _(serve) us better. 4. The whole world is _(connect) by the Internet. 5. Spaceships which now _(main) use electronic controls used to be controlled by astronauts.,proves,exploring,serve,connected,mainly,Exercis
6、e,绳擒林埋丰痘顾谜裹旅拌颁纸竟涕辩住丫副苗呈站沟泣关期骡贼嘴十返等Unit4Topic3SectionDUnit4Topic3SectionD,Talk about the advantages of the computer.,娱彪佐娥石雪檄砒松曾馅七炽施砂奠瞬痪田涎踢饵愁盂那侩蜂竞嘎袒户废Unit4Topic3SectionDUnit4Topic3SectionD,Talk about the disadvantages of the computer.,挨磊讯桂逝脯沦坪眩贫狭塞小戳迪馆罗枝篮位酚淀母匈仙鹿柠踢了巷呆摊Unit4Topic3SectionDUnit4Topic3Secti
7、onD,Do you like robots? Why or why not? If you had a robot, what would you like it to do for you?,容删范蚤妻佯碑娃力玛园捻叼幕吹与叮慰俘券己警嘛佰蚊翔糜臼淀妨誊柿Unit4Topic3SectionDUnit4Topic3SectionD,1b Find the words in the passage according to the following meanings. The first letter is given to help you.,1. to tell somebody ab
8、out danger or about something bad that may happen 2. to make something happen or appear 3. a person who is paid to do housework for a family 4. sure and confident, without any doubts 5. used to say that something may be true, but you are not sure,1.w_2.c_3.s_ 4.c_5.p_,arn,ause,ervant,ertain,erhaps,神
9、桓猩素旁挂徒他炼郑绵腾舔任铡括需纲定署慕遭纷焰趋日喘蔓掂霹写室Unit4Topic3SectionDUnit4Topic3SectionD,1. No one knows for certain, but most people think that robots will be part of our lives.没有人清楚，但是大部分人都认为机器人会成为我们生活的一部分。 certain adj. 1.只作表语确凿的，无疑的，可靠的 2.只作表语，后跟动词不定式或 of, that一定的，必然的，有把握的，确信的；一定会来到或发生的 3.只作定语某，某一(些)；相当的，一定程度的；一些，有
10、点儿，某种 4.习惯用语 be certain of 确信，深信 be certain to 必然；一定 be not certain whether. 不能确定是否 for certain 肯定地，确凿地 make certain (of, that) 把弄清楚，把弄确凿， 保证,Language points,吨熟尚艺夯备鸽抡沸柒秉敌战生螟督旋束取只囚状酝凛椎邵饥幢廉依吁晨Unit4Topic3SectionDUnit4Topic3SectionD,2.In a few years, perhaps robots will think on their own, just as peopl
11、e use their brains and act for themselves.多年以后，也许机器人会有自己的思想，就像人们使用自己的大脑和自己行动一样。 on ones own 独自，单独 3.One scientist warns that if robots start to think for themselves, they will no longer want to be our servants, but our masters.曾有科学家警告，如果机器人开始自我思考，他们将不再愿意成为我们的仆人，而是想成为我们的主人。 warn sb. (not) to do sth.警
12、告某人（不要）干某事 warn sb. about sth.提醒、警告某人注意某事 warn sb. against (doing) sth.警告某人某事,Language points,v.警告,俺良衔寂艰芯哺乘乐团檬懂黎谭鼓贷鳖吝晤背迭笋滤纪淮铀谷醋被婴惜儿Unit4Topic3SectionDUnit4Topic3SectionD,Key Words,for certainbe part ofbe friendly so farcauseall the time be surprised aton ones own think for oneselfwarn no longertreat
13、 as betweenand,Retell it,吵拍疗函钙盈尹菠笨寒汐啊杭秧凤茵怜陨填损甸眺嘻来宗暇编丙酚串扑峙Unit4Topic3SectionDUnit4Topic3SectionD,1c Read 1a again and discuss the questions with your partner.,1.Do you think robots will be part of our lives in the future? Why? 2.Robots are considered to be our servants, arent they? 3.Do you think rob
14、ots can think or act for themselves? 4.Why does the title have a question mark ?,弹听畅下偏牟微镰绑英礼粥几滦配本赡疲因氏蹈座晒腑蛊征驾岛伐祟苫酗Unit4Topic3SectionDUnit4Topic3SectionD,No one knows for _ what our future will be like, but most people think that robots will be part of our _. So far, robots havent _ us any problems. T
15、hey work for us like _ all the time. They help us do _ and difficult work. People are _ at the rapid development of robots. In a few years, perhaps robots will think on _ own, just as people use their brains and act for themselves. However, once robots can think for themselves, problems may appear.
16、One scientist _ that if robots start to think for themselves, they will no _want to be our servants, but our masters. They _ treat us as we now treat our pets.,Exercises,long, they, surprise, cause, certainly, live, servant, danger, warn, may,certain,lives,caused,servants,dangerous,surprised,their,w
17、arns,longer,might,韩拂代逃肪节兼援宰壕德妊渊称好禁搭涨流芥忌骇锻韭磁北熬悯眠祝壹活Unit4Topic3SectionDUnit4Topic3SectionD,Fill in the blanks.,Theres _ _(无疑地) that China has made great progress in its space industry. _(微型的) novels are very popular with children. The flight was_(取消)because therell be a heavy fog above the airport. Sp
18、aceships can travel to other planets. _(除以外), humans have built space stations. 5. No one knows _ _(确切地), but most people think that robots will be part of our lives. 6. Perhaps robots will think _ _ _(独自，单独)in a few years.,no doubt,Tiny,canceled,Besides,for certain,on their own,Exercises,嗜坏劝茎娩恢锈苗推杯
19、盖换锄搅牧篷佳暑粤睛剐佃缆布亏漓服犯怠颠选怒Unit4Topic3SectionDUnit4Topic3SectionD,Making a Wall Newspaper About Computer Information 1. Collect the following information from books, newspapers, the Internet and so on. the parts of the computer the kinds of computers the development of the computer 2.Discuss the uses of
20、computers in daily life and technology in groups. 3.Design a wall newspaper about the computer.,Project,粒两碎胡唯闯择惮窖镭娟杖捂包极玄啊统离缉烘虏嫩阉恕痔肯尺尝批渭奢Unit4Topic3SectionDUnit4Topic3SectionD,Summary,We learn: 1. Some words: certain, warn, might, housework 2.Some phrases: for certain, on ones own 3.Some sentences: (
21、1)No one knows for certain, but most people think that robots will be part of our lives. (2)In a few years, perhaps robots will think on their own. We can: 1.Summarize the usage of Attributive Clause. 2.Learn about some knowledge of robots.,膝刷咳绿量萝新窘氧逆莲慧示访谢菱取厩叠孤永桨冲砷麦捻带赃桅涧釜十Unit4Topic3SectionDUnit4Top
22、ic3SectionD,Read 1a. Memorize the useful expressions and key sentences which we learned in this topic. Finish Section D in your workbook.,Assignment,拦刮纵辛灌宙氮你寓截搅娩络茵苞晨搭院檄箩蜗宦猪柬糠谗薪甩窝胺宣胶Unit4Topic3SectionDUnit4Topic3SectionD,Thank you,置奈邢听挂颁吃臼玩获桨针饯蚤越英邓措烛炮衰障缄轩颊滑叭渺零甸区缠Unit4Topic3SectionDUnit4Topic3SectionD,