— 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 |
. The boy was sitting at the desk, ______ hard when his mother got home.
| A．to pretend to work | B．to pretend to be working |
| C．pretending to work | D．pretending to be working |
. ______ the house costs, it will be ______ it.
| A．Whatever, worth | B．However, worth |
| C．How much, worthy of | D．What, worthy of |
–How about going to Beijing for our holidays?
–That’s splendid. ___________.
| A．It’s really hot. | B．It’s none of my business. |
| C．I’m with you on that. | D．I’m looking forward to it. |
There are many mistakes in your composition and ________, it needs improving.
| A．so | B．then | C．yet | D．therefore |
Sixty people were _______ from the burning ship, but a great many more were drowned when it sank.
| A．protected | B．prevented | C．rescued | D．escaped |