Unit6Whenwasitinvented
WhataretheFourGreatInventionsinancientChina
Doyouknow
paper-making造纸术compass指南针printing印刷术gunpowder火药造纸术印刷术carWhat’sthiscalledinEnglish
televisiontelephonecomputercalculatormicrowaveovenlightbulbbatteryLookatthethings
Inwhatorderdoyouthinktheywereinvented
A:Ithinkthecalculatorwasinventedbeforethecomputer
B:Well,Ithinkthecalculatorwasinventedafterthecomputer
ThecarwasinventedbeforetheTVset
A:Ithink…wasinventedbefore…B:Well,Ithink…wasinventedafter…
ThetelephonewasinventedbeforetheTVset
A:Ithink…wasinventedbefore…B:Well,Ithink…wasinventedafter…
Thetelephonewasinventedbeforethecomputer
A:Ithink…wasinventedbefore…B:Well,Ithink…wasinventedafter…
TolearntounderstandandusepassivevoiceTolistenandspeakaboutthehistoryofinventionsusingpassivevoiceTolistenandspeakaboutwhatinventi