No one really knows exactly dfwhen the first people arrived in______we now know as California
| A．what | B．when | C．where | D．which |
We are making progress every day in computer science and some of the techniques are ______ very soon.
| A．on the way out | B．in the way out | C．by the way to | D．on the way towards |
The winning of hosting ______ 2010 World Expo is ______ victory not only for Shanghai residents, but for the people of the whole Chinese nation.
| A．the; a | B．a; the | C．a; a | D．the; the |
--- How about going out for a picnic on Sunday morning?
--- Hmm. ______. The weather is very good these days.
| A．Yes, why not | B．Well, no way | C．Oh, never mind | D．Sure, no matter |
The old couple have been married for 50 years and neverwith each other
| A．they had quarreled | B．they have quarreled |
| C．have they quarreled | D．had they quarreled |
一Have you got any job offers?
一No．II’ll not give up，whatever the result is
| A．waited | B．have waited |
| C．had been waiting | D．have been waiting |