When the door bell ________I was listening to music．
| A．went off |
| B．went out |
| C．broke down |
| D．set off |
A lot of vegetables help us to keep in good .
A. habit B. health C.body
Jack eats meat once twice a month.
A. or B. and C. but
--How often do you surf the Internet? ---- .
A. Three times a week B. A week three times C.Three weeks a time
—Is this room _____?
—Yes, it’s theirs.
| A．Lily and Lucy | B．Lily’s and Lucy’s |
| C．Lily’s and Lucy | D．Lily and Lucy’s |
-- What’s the time now?
--- 8:00 a.m. It’s time ___________.
| A．get up | B．for class | C．for bed | D．to have lunch |