The open-air _______ has been put off because of the bad weather.

A. occasion                B. congratulation        C. celebration              D. challenge

Although ___________ considerable success as an outstanding basketball player, Yao Ming keeps working hard after his retirement.

A. achieving                B. achieved                 C. to achieve              D. having achieved

The little boy has a strange idea that if he _____ born in America, he would not study English.

A. were                     B. would be               C. had been               D. has been

—______ you called yesterday evening?

   —My sister. Why?.

A. Who it is that   B. Who is it that          C. Who was it that    D. Who it was that

Is this the second time that you _________ the Summer Palace?

A. visit                        B. are visiting      C. had visited              D. have visited

 As soon as little Tom had _____ a little from his shock, his first thought was to get away .

A. returned                   B. absorbed                C. survived                 D. recovered

 Lina returned to Wuhan after the Games, ____________, as is known to us, she had been brought up and trained to be a gold medalist of tennis.

A. when                     B. that                      C. there                      D. where

I have no idea how it _______ that the man met with trouble again.

A. came out                        B. came about             C. came up                 D. came across

 —I want a room for ten people to have a meeting.

—Fortunately there is one ________.

A. available                  B. qualified                C. standard                 D. impressive

 _______, I think, and the problem could be settled .

A. Making great efforts                                    B. So long as you keep up your spirits

C. If you double your efforts                                    D. A bit more effort