问题标题：
He___(work)inthiscompanysincehefinishedcollege1.He___(work)inthiscompanysincehefinishedcollege2.Hashe___(wait)forhiscousinthereforhalfanhoursomestudents___(play)ontheplaygroundnow3.hashe___(wait)forhiscousinth
问题描述：
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
杜永萍回答：
1.He【hasworked】inthiscompanysincehefinishedcollege2.Hashe【waited】forhiscousinthereforhalfanhoursomestudents【areplaying】ontheplaygroundnow3.hashe【waited】forhiscous...
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