Unless you work as hard as you can, you won’t ______ your classmates.
| A．fall behind | B．keep on with |
| C．keep up with | D．catch up |
Letters to the editor must carry the writer’s full name, which indicates that writers are held________for what they say.
| A．considerate | B．reasonable | C．independent | D．previously |
We’d be very grateful if you could join us because your cooperation will________the timely completion of our project.
| A．reach for | B．make for | C．go for | D．stand for |
As angry crowds got into the streets fighting for their basic rights, the local government________the police to keep order.
| A．called in | B．brought about | C．picked out | D．paid back |
When you________, use a handkerchief to cover your nose and mouth. This is particularly necessary in public places.
| A．speak | B．whisper | C．sneeze | D．breathe |
Pictures on TV show the quake-hit capital________to ruins and helpless survivors waiting eagerly for relief.
| A．decreased | B．destroyed | C．returned | D．reduced |