He goes to work by bus, but he walks___________ after work.
Columbus __________ America in 1492.
-Have you visited New York?-Yes, I have. I __________ there twice.
Our English teacher __________ to England. She'll come back in ten months.A. have beenB. has beenC have goneD. has gone
The music made me think of the __________ of a running stream.
Mrs. Green is out. I have to ___________ her baby.