定语从句语法训练1.Doyouknowtheman_______istalkingwithyourmother?2.Mr.Smithistheperson____________Iamworkingwith.3.Ilikethebooks_______topicsareabouthistory.4.Theboy______fatherworksabroadismyclassmate.who/thatwhom/who/that/不填whosewhose=thetopicsofwhich=ofwhichthetopics=thefatherofwhom=ofwhomthefather5.Aplaneisamachine_________canfly.6.Sheisthepopstar______________Iwanttoseeverymuch.7.Thebook_____________Igaveyouwasworth$10.8.Thepicture_________wasabouttheaccidentwasterrible.which/thatwhom/who/that/不填that/which/不填which/that