— I was late for work this morning.

— _________. You started early, didn’t you?

A. Why not?      B. So what?      C. How come?     D. Never mind.

 Barack Obama, who came into _________ power on January 20, 2009, was awarded _________2009 Nobel Peace Prize.

A. the; the             B. the; /                     C. /; the                        D. /; /

That car accident _________all his life. After that he was limited to a wheelchair.

A. damaged                  B. destroyed                 C. harmed                    D. ruined

_________that developed countries want to limit the development of the developing countries in the climate conference in Copenhagen.

A. It is no possibility                                     B. It is no need

C. There is no denying                                      D. There is no chance

The man had expected to see all his relatives when in hospital, but _________ came to see him while many of his friends offered him their help.

A. none                 B. no one                     C. someone                   D. anyone

— Have you ever visited the Opera House?

       —Yes．When I was in Sydney, I ______ it twice．

A．have visited     B．visited    C．had visited      D．would visit

 _______ that Marie was able to set up new branches elsewhere．

       A．So successful her business was     B．So successful was her business

________ their son away to college, the old couple got more room in the house．

       A．As         B．For         C．Through      D．With

_____ scores of times , but he still couldn’t understand it ．

A．Having explained                     B．Having been explained

       C．Though it was explained                D．It was explained

So far there is no proof           people from other planets do exist.

A．how  B．what  C．which       D．that