—How much do you know about the 3D film technology?
—A little. Not until __________ the hot movie Avatar __________ some about it
| A．did I see; did I begin to learn |
| B．I saw; I began to learn |
| C．I saw; did I begin to learn |
| D．did I see; I began to learn |
He was determined to hold on to this job ___ difficulties he might run into.
| A．whatever | B．however | C．no matter how | D．no matter |
_____ on the top of the hill is a monument, dating back to hundreds of years ago.
| A．Having stood | B．Standing | C．Being stood | D．Having been stood |
----Dad, can I go out to play basketball now ?
----- Sorry, you can’t ______you haven’t finished your homework.
| A．before | B．until | C．as | D．unless |
---Sorry, sir. I can't answer this question.
---Well, you are supposed ______ this part of history.
| A．reading | B．to be reading | C．to read | D．to have read. |
I promise _____ else can you find ____ better computer at such a low price.
| A．anywhere, a | B．nowhere, the | C．nowhere, a | D．somewhere,/ |