While you are riding abike ,()(),()() the risk of an accident

While you are riding abike ,()(),()() the risk of an accident are you riding or writing are you riding or writing now? use,you,if,must,you,are,too,fast,riding,these(.) better quit while you are I was waiting to () the road.原句:I was waiting to walk across the road.The car stopped()()and()()the boy.While you are riding abike ,()(),()() the risk of an accident Are you in a while jacket 中文 连词成句 use,you,if,must,you,are,too,fast,riding,these He fell of the bike while riding还是while he was riding?是不是都对? DON't carry -------person on your bike when you are riding .a)another b)other -are you going bike riding this Sunday?-sure.i____a fine weather While I need you most,where are you? While I am missing you,Are you missing me,too i fell off the bike_A.while riding B.while i am riding C.while i rode选哪 He wants you to take more exercise while you riding your bike.请问这句话有没有错,要是错了请订正, Watch the road carefully when you are riding _____ you don't fall into any holes.Watch the road carefully when you are riding _____ you don't fall into any holesA.in caseB.even ifC.so thatD.as if -What are you doing this summer vacation?-I am_ A.going bike riding B.going bike ride C.g...-What are you doing this summer vacation?-I am_ A.going bike riding B.going bike rideC.go riding bike D.go bike riding riding