Unit7TallBuildingsReadthetext,thenTorF.1、()MissGaoisgoinghome.2、()MissGaolivesonthe11thfloor.3、()LilyandWangTaocomeforavisit.4、()Wecanseethetreefromthewindow.5、()Aboatisgoingunderthebridge.6、()Mr.Wangalsolivesinthisbuilding.7、()Mr.Wanglivesonthefifteenthfloor.TFTFFTT基数词序数词缩写onetwothreefourfivesixseveneightnineteneleventwelvefirstsecondthirdfourfifsixseveneightninteneleventwelfththththththththh1st2nd3rd4th5th6th7th8th9th10th11th12th15th12th13th19th20th18th10017th14thOnthefirstfloorOnthesixthfloorOnthethirdfloorOntheninthfloorA:Whereisthecomputerroom?B:Onthefloor.A:Whereistheourclassroom?B:Onthefloor.A:WhereisClassOne,GradeTwo?B:Onthefloor.thirdsecondfirst