2023学年八上Unit4OurWorldTopic 课件

Unit4OurWorldTopic2I’msuretherearenoUFOs.Arhyme（诗）

Blueisthesea,greenisthegrass.

Whitearetheclouds,astheyslowlypass.

Blackarethecrows(乌鸦),brownaretrees.

Redaresails（帆）,ofashipinthebreeze（微风）.makingafire

B:Yes,I’msure./No,I’mnotsure.A:I’msure…Areyousure?InventionslightTVcomputer

fireA:Whichismoreimportant,…or…?B:Ithink…moreimportantthan…A:Whichofthemdoyouthinkisthemostimportant,…,….or…?B:Ithink…robotQuestions:

1.Whenwasthefirstrobotinvented?

Itwasinventedin1921.Questions:1.Whatcanrobotsdoforus?Theymaytaketheplaceof

(v.代替)humansinsomeworksituations（n.情况）.Theycanalsodolotsofdangerousworkinsteadofhumans.2.WhatdoesKangkangthinkofrobots?Heissurerobotscandosomeworkbetterthanhumans.

探测机器人高空无人侦察机月球车在月球Questions:1.Wherecanweseerobots?2.Whatthingscanrobotsdo?3.Doyouthinkrobotswillbecomepopularineveryfamily?Whyorwhynot?4.Doyouthinkrobotswilltaketheplaceofhumansintheworkplace?Whatdoyouthinkrobotscandobetterthanhumans?Example:I’msurerobotscanworkfasterthanhumans.1.Robotswillmakehumanslosetheirjobs.2.Robotscandosomeworkbetterthanhumans.3.Robotscandomanykindsofjobs.4.Robotscandohardwork.5.Robotswillmakehumanslazy(懒惰).6.Robotscandodangerouswork.7.Robotsworkwithoutpay.2、3、4、6、71、5Goodthings

Badthings练习：先填空完成句子，然后续写完短文AGreatInvention:Robots

Robotwasagreat.Itwasinventedin,butbeforethat,somethinglikerobots.Robotscandolotsofthingsforus.Butrobotsmaydosomeba