________ more careful, his ship would not have sunk.
| A．If the captain were | B．Had the captain been |
| C．Should the captain be | D．If the captain would have been |
—Shall we go out for a walk?
—Sorry． I’m too busy to for the moment．
| A．get away | B．get off | C．get through | D．get together |
The 2008 Olympic Games,in Beijing, impressed the world deeply．
| A．to be held | B．held | C．to held | D．holding |
．—John and Lucia got married last week． Did you go to their wedding?
—No, Ia lecture in another city．
| A．gave | B．have given | C．had given | D．was giving |
—Could you do me a favor to hand out these papers?
—．
| A．Yes, I could | B．It’s my pleasure | C．With pleasure | D．Great |
People from every corner of the worldChina on the successful launch of Shenzhou VII．
| A．celebrated | B．appreciated | C．greeted | D．congratulated |