单项选择：My father ___for two hours.He'll come back soon.
A has left B left C has gone D has been away
The Smiths moved to China three years ago and___here since then.
A live B has lived C have lived D.was living
We've lived here___1980.So you've lived here ___about 29 years.
A since;for B for;since C for;for D in;since
The Smiths have lived in Pudong ____.
A for a month ago B before 2008 C since last September D in summer
Mr Green___from his hometown for 3 years.
A has been away B has gone C has left D has come
His mother___Shanghai for ten days.
A has been to B has gone to C had been in D has go to