The teacher came to the classroom and demanded ____ what had happened.
| A．his students to tell him | B．being told |
| C．telling him | D．to be told |
Mr. Barren doesn’t think that all bad language should be allowed. In his opinion, there are ___________ that should be kept up.
| A．degrees | B．levels | C．limits | D．standards |
In a time of social reform, people’s state of mind tends to keep _______ with the rapid changes of society.
| A．terms | B．pace | C．progress | D．touch |
—Correct ____ is important.
—I agree. I don’t eat sweets now, for I’m on a _____.
| A．diet; diet | B．food; food | C．diet; food | D．food; diet |
Swimming is ___ in summer.
| A．a great fun | B．great fun | C．great funs | D．great a fun |
From their _____on the top of the TV Tower, visitors can have a better view of the city.
| A．stage | B．position | C．condition | D．situation |