2、andherfamilybicycletowork,_________helpsthemkeepfit.A.whichB.whoC.asD.that4.【2018·天津】2.Kae,_________sisterIsharedaroomwithwhenwewereatcollege,hasgonetoworkinAustralia.A.whomB.thatC.whoseD.her5.【2018·江苏】23.Self-driving is an area _______China and the rest of the world are on the same startin