The silence of the library is sometimes broken by a sudden cough or the sound of pages _____.
| A．turning | B．turned | C．being turned | D．having turned |
—I’m sorry to keep you waiting.
—Oh, not at all, I______ here only a few minutes.
| A．have been | B．had been | C．was | D．will be |
We won’t _____ other athletes in the 100-meter race if we don’t spend more time training hard.
| A．compete for | B．compete with | C．compete in | D．compete |
They sold their house for only 12000 dollars, so the buyer got a wonderful______.
| A．worth | B．cost | C．bargain | D．value |
Pausanias lived in the place ______ we call “Ancient Greece”.
| A．what | B．which | C．it | D．where |
Was it in 1969 _____ the American astronaut succeeded ____ landing on the moon?
| A．when; on | B．that; on | C．when; in | D．that; in |