1,Youwill___cleanyourownbootswhenyourjionthearmy.A.haveB,havetoC,must2Anotherimportantdifferenceis___thestudentsinTaiwanhavemanyschool.A,THATB,WHOC,WHEN5Theyclaimthatthisengineis_____thepreviousone.A,twiceaspowerf

　　1,Youwill___cleanyourownbootswhenyourjionthearmy.

　　A.haveB,havetoC,must

　　2Anotherimportantdifferenceis___thestudentsinTaiwanhavemanyschool.

　　A,THATB,WHOC,WHEN

　　5Theyclaimthatthisengineis_____thepreviousone.

　　A,twiceaspowerfulasB,astwicepowerfulasC,powerfulastwiceasD,twicepowerfulas

　　6,IfDorothyhadnotbeenbadlyhurtinacaraccident,____inthelastmonth'srace.

　　A,shewouldparticipateB,sheparticipatedC,shewouldhaveparticipatedD,shewillhaveparticipate