数字化设计制造技术基础

LydiaUnit8That’smybookbookThisismybook.pencil•Thisismypencil.penThisismypen.•rubberschoolbagWhat’sinyourschoolbag?bookpencilcaserubberrulerpencilpenrulerpencilcase•this这个•that那个Thisis这是Thatis=that’s那是Thisisn’t=thisisnot这不是Thatisn’t=thatisnot那不是Isthis...？这是...吗？Isthat...？那是...吗？Thisismy/your…Thisisn’tmy/your…Thatismy/your…Thatisn’tmy/your…Thisismy….(改成一般疑问句)Isthisyour…?Thatismy….(改成一般疑问句)Isthatyour…?加油！下次见Seeyou!