—You know I dropped medicine and physics. —You made a right decision.
---Could you tell me_________?----Yes. He _________ to the USA.A. where is he; has been B. where he is; has goneC. where was he; has been D. where he was; has gone
----How long has Mr. Green lived __________ Lanzhou?----He's lived here __________ 1998.
----Why are you worried?----I'm expecting a call from my daughter. She __________ New York for three days.
My _______ brother will go to America for ________ study next year.
----You’ve never been to the village, have you?----__ __. It is the most beautiful village I’ve ever seen.