She is American，__________she knows little about American history.
| A．so | B．yet | C．and | D．therefore |
Mr. Brown is an experienced doctor. He is always when faced with emergency.
| A．as poor as a church mouse | B．as busy as a bee |
| C．as cool as a cucumber | D．as strong as a horse |
—I wonder if I could do my job well. I’m always getting everything in a mess.
— ! Things are not as bad as they seem. Everything will be all right soon.
| A．Bottom up | B．Go ahead | C．Cheer up | D．Take your time |
They have most carefully the time and money needed to complete the project.
| A．picked out | B．left out | C．figured out | D．taken out |
Have you heard of it ? Firefighters rushed into a burning house, three of them unfortunately
in and their lives.
| A．caught; losing | B．catching; lost | C．caught; lost | D．catching; losing |
It’s one’s bad habits, rather than a certain natural disaster,one’s longevity (长寿)for most of the time.
| A．that affects | B．which affect | C．which affects | D．that affect |