6. Last night I was watching the news about Obama’s wining of the Nobel Peace Prize on TV ________ the power went off.
| A．while | B．as | C．when | D．During |
There were two boys in the lab, ________ did the experiment successfully.
| A．the clever of whom | B．the cleverer or whom |
| C．the clever of them | D．the more clever of them |
After the new technique was introduced the factory produced________cars in 1994 as the year before.
| A．as twice many | B．as many twice | C．twice as many | D．twice as |
I am in _______charge of the class which was in __________charge of my wife.
| A．不填；the | B．不填；不填 | C．the; 不填 | D．the; the |
I didn’t like the story, _______, it’s too long, also it was written by a writer I don’t know
| A．for one thing | B．for a thing | C．although | D．in one hand |
—I’m thinking of losing weight these days.
—Oh, you ______be out of your mind. You’re 50 kilograms at the most!
| A．will | B．should | C．may | D．must |