1.Whenyou_(knock)atthedooryesterday,I_(do)somewashing.2Jane_(wait)formewhenI_(arrive).3MybrothercameintothebedroomwhileI_(dance).4_he_(lie)onthegroundatnineyesterdayevening?5What_Jim_(write)whentheteachercamein?6MikeandI_(play)baskteballatthattimeyesterdayafternoon.17Mybrother_(fall)whilehe_(ride)hisbicycleandhurthimself.8IfirstmetLisathreeyearsago.She_(work)ataradioshopatthetime.9.WhenIarrivedathisoffice,he_onthephone.(speak)10John_（work）alldayyesterday.11He_（walk）homewhenthe（rain）_began.12What
