—You were out when I dropped in at your house.
—Oh, I ________ for a friend from England at the airport.
| A．was waiting | B．had waited | C．am waiting | D．has waited |
--- Is there anything else to discuss?
--- No, that’s all, I guess. ____
| A．What for? | B．Hurry up, will you | C．Let’s call it a day, shall we? | D．How time flies! |
Ladies and gentlemen, due to an unexpected accident, one of the singers whom all of you ____ to hear ____ tonight.
| A．have come; won’t be performing | B．come; won’t perform |
| C．had come; don’t perform | D．came; wouldn’t perform |
“What you want, you ____ have it on condition that you get the best result,” said the boss.
| A．would | B．ought to | C．could | D．shall |
. Take an active part in sports or other activities you enjoy ____ you can meet various kinds of people.
| A．what | B．when | C．that | D．where |
It is well-known that ____ year 2006 saw many developments in ____ science and technology, with those in the field of space science being particularly notable.
| A．/; / | B．the; / | C．the; the | D．/; the |