He___(work)inthiscompanysincehefinishedcollege
1.He___(work)inthiscompanysincehefinishedcollege
2.Hashe___(wait)forhiscousinthereforhalfanhoursomestudents___(play)ontheplaygroundnow
3.hashe___(wait)forhiscousinthereforhalfanhoursomestudents__(play)ontheplaygroundnow
4.用介词或连词填空myfatherhasbeensmoking____1988
Bobhasbeentakingthebustowork__helosthebikelastmonth
LindaandherfriendswillcomebackfromBeijing__threedays
mybroterhasbeenreadingthebook__twohours
ithasbeentwoyears___mysisterstudiedinthisschool
5.自从去年起我就一直住这
I_________here___lastyear
6.这两个男孩打乒乓球已经整整两个小时了
thetwoboyshavebeenplayingping-pongfor______________
7.你在这个城市多久了?
howlong____________thiscity?
8.雨已经一直下了大约三天了
It_________foraboutthreedays