—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 book which is of being read a second time is 15dollars．
| A．worthy; worthy | B．worth; worth |
| C．worthy; worth | D．worthwhile; worthy |
From her expression, we know that she didn’t understand the meaning．
| A．amazing | B．surprising | C．puzzled | D．satisfied |
—Have you finished your project, Cathy?
—Not yet．My computer．
| A．is still being fixed | B．is not fixing |
| C．has already been fixed | D．has not fixed |
Many of the students turned a deaf ear to his advice, they knew it to be valuable．
| A．as if | B．now that | C．even though | D．so that |
A great fire in our town last night and many people became homeless．
A
．broke through B．broke off C．broke out D．broke down