Welcome to Sunshine Town. I’m ready_________ you _________ my hometown.
This is the most beautiful park I have _____ visited.
Xi’an is a city with many places of interest and ____ tourists come here every year.
—_____ you _____ your homework yet?—Yes, I _____ it ten minutes ago.
It’s necessary for you _____ exercise every day.
—Could you tell me ____? —Sorry, I don’t know.