—Do you know who cleaned the blackboard,Tina?—Yes.John ________.A.doB.doesC.did
The story is so ________that all of us are_______in it.
-------.__________is he staying? ------- For a month.
___________he is poor,________he is happy.
Come here after class.I have _____________to tell you.
HangZhou is ________the West Lake.