A study shows a ______ walk every day can keep people from becoming fat.
A. 30-minute
B. 30 minute’s
C. 30 minutes’
The traffic is_________ and the cost of living is ________in the city.
| A．high; heavy | B．heavy; high |
| C．many; low | D．heavy; low |
They usually watch TV8:00 Sunday evening.
| A．on; on | B．at; at | C．on; at | D．at; on |
—It’s time _____ lunch. —OK. Let’s _____.
| A．for; go | B．for; going |
| C．to; going | D．to; go |
— How do you go to school?
— I go to school .
| A．by a bus | B．in a bus |
| C．take a bus | D．on a bus |
Tuesday afternoon, we have a class meeting.
| A．In | B．At | C．On | D．With |