My father ___________live in the country. But now he _______living in the city.A used to, is used to B is used to , used to C use, used to D used to , is used to
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.