I really don’t know____I had my walet stolen.
| A．when it was that | B．that it was when | C．where was it that | D．it was where that |
If a lot of people say a film is not good, I won't bother to see it, or I'll wait __________ it comes out on DVD.
A. whetherB. after
C. thoughD. until
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 |