—Do you think your meeting room can____ 500 people?

　　—I think so.

　　A. hold B. sit C. manage D. take

You know, there are many m _____ stories about the Egyptian pyramids.

It is not yet known how these huge stones were 　　 over a distance of 380 kilometers.

　　 A．removed　　　　 B．transformed C．transmitted D．conveyed

The meeting was over, but the problem ___ unsolved.

　　A. kept B. left C. continued D. remained

It seems you need to apologize quickly ________ a good friend.

A. avoiding to lose    B. to avoid losing    C. avoiding losing     D. to avoid to lose

The accident was supposed______due to careless driving.

A.to happen　　　　　　　　　　　 B.to have happened

C.happening 　　　　　　　　　 D.having happened

He _______be sitting at the gate, waiting for his lost son.

A. used to　　　　　 B. would 　　　　　　 C. was used to　 D. could