人教高中英语-必修5第三单元 Using language课件(共20张PPT).ppt

1、Unit 3Using languageI Have Seen Amazing Things What is the passage mainly about?The passage is mainly about the writers_ _ to a _ station in the _ century and the _ of the 31st century on the space station.firstvisitspace31stinventionsDifficult Words and Expressions 1.an enormous round plate（1）2.imi

2、tate vt.（2）3.the pull of the earths gravity（2）4.the most up-to-date inventions（3）5.the latest forms of communication（5-6）6.thoughtpad（7）7.the metal band（8）8.limitation n.（10）一个巨大的圆盘模仿地球重心的引力最前沿的发明最新的通讯方式思想仪金属带局限性；限制9.metal ribbons（14）10.is disposed of（18）11.the principles of ecology（18）12.greedy adj

3、.（19）13.several grades of useful material（19-20）14.“fertilizer”for the field（20）金属带子被处理掉；被抛弃生态学原理贪心的；贪婪的；几种有用的物质庄稼地的肥料Fast reading1.What was the writers first visit?And how did it work?2.How many areas has the guide introduced to them?what are they?1.Whats the writers first visit?And how did it work

4、?His first visit was to a space station considered the most modern space.Described as an enormous round plate,it spins slowly in space to imitate the pull of the earths gravity.V.pp 短语作attribute V.pp短语作方式状语他首先参观的是一个太空站，这个站被认为是太空中最现代化的地方。太空站像一个巨大的圆盘，在太空中缓慢地旋转，以仿照出地球重心的引力。2.How many areas has the guid

5、e introduced to them?what are they?Three areasCommunicationThe environment areamanufacturingAmazing stop 1 1.Name of the machine 2.How to use it?Thought padPlace the metal band over head.Clear mindPress the sending buttonThink messageSend to receivers thought pad advantages disadvantages1.quick 2.ef

6、ficient 3.environmentally friendly if the user does not think his or her message clearly,an unclear message may be sent.Amazing stop 2 a waste machineWaste disposal in the 21st century:People used to collect waste in dustbins.Then the rubbish was sent to buried or burned.a waste machineWaste disposa

7、l in the 31st century:A giant machine swallows all the waste available and the rubbish is turned into several grades of useful materials.a waste machine1.dispose all the waste 2.turn rubbish into several grades of useful material 3.nothing is waste,and everything is recycled Advantages:Amazing stop

8、3manufacturing robots advantages disadvantages 1.no waste 2.no pollution 3.no environmental damage the companies have to train their representatives to live and work in space settlements to monitor the robots and the production.v.监视；监控While I was observing them,the path moved us on.While observing t

9、hem,the path moved us on.在状语从句中，只有从句的主语与主句的主语一致，才能省略状语从句的主语+be，若从句主语与主句主语不一致，必须用完整的状语从句来表达。就在我还在观察时，传送带向前移动了。While watching TV,_.A.the doorbell ring.B.the door opened.C.we heard the doorbell rang.D.we heard the doorbell ring.1.Inside was an exhibition of the most up-to-date inventions of the 31st century.An exhibition of the most up-to-date inventions of the 31st century was inside.1 23表示方位的副词或介词短语谓语动词名词作主语+