Some international organizations _____ the fact that developing and developed countries were in different stages of development and should shoulder different responsibilities .
| A．refused | B．denied | C．missed | D．rejected |
It was not until near the end of the letter __________ she mentioned her own plan.
| A．that | B．where |
| C．why | D．when |
The word "USA" __________ "the United States of American".
| A．is short of | B．has short of |
| C．has short for | D．is short for |
It's surprising that your brother __________ Russian so quickly—he hasn't lived there very long.
| A．picked up | B．looked up |
| C．put up | D．made up |
While __________ out of the window, I saw my father walking the dog in the garden.
| A．look | B．looks |
| C．looking | D．looked |
He was so abandoned __________ computer games __________ he fell behind others soon.
| A．to; as | B．on; that |
| C．to; as to | D．to; that |