___fine mornings，old people get together and do exercise by the lake．
A．In B．On C．At D. To
My mother usually goes to bed _______8:30_______the evening_____ Sundays.
A. in; at; on B. at; in; on
C. in; on; at D. at; on; in
I don’t like swimming at all. I _____ go swimming.
A. seldom B. usually C. often D. sometimes
---How often do you exercise? --- ________.
A. For two hours B. By bus C. Never D. Twice
The dining hall__________ from 11:00 to 12:30 on weekdays.
A. open B. opens C. is open D. is opening
It’s time _______ Lily_______ her little dog now.
A. for, walking B. for, walks
C. for, to walk D. to, walk
