—How is your grandma?—She’s fine. She used to______ TV at home after supper. But now she is used to going out for a walk.
—Can you write the number eighty-five thousand, six hundred and twenty-six? —Yes, it is _____.
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.