he has been going Alice with her math in his office since 9

he has been going Alice with her math in his office since 9 she has been in Dutch with her hushand since he didn't come It has been three hours since he left his office.把has been 换 has,he,help,to,his,with,sister,her,math he has been in english since last Lily with her parents has been in the Greener China since th his mother has been talking _____ him in English since he wa His sister left home in 1998,and-----since.A has not been he he has been in his study ___8：00 this morning.A、since B、at C 1.he has been in shanghai since he was born. 麻烦翻译：He has been with me ever since His father has been lived in the town since 1950...