The valley was ________ in sunlight, and the children were singing and jumping with joy.  

A. surrounded            B. covered            C. swum              D. bathed  

On February 11, a US satellite and a burnt-out Russian satellite ran into each other, ________ clouds of space debris （碎片） that could threaten nearby spacecraft.  

A. created                      B. creating            C. to create             D. has created  

-- Were you given a（n） ________ or did you have to do it?  

-- Well, you can never tell.  

A. chance                      B. responsibility         C. choice              D. opportunity  

-- You're talking too much.  

-- Only at home. No one ________ me but you.  

A. is hearing              B. had heard           C. hears               D. heard  

-- Do you know how it ________ that the Mandarin Oriental Hotel caught fire on February 9th, 2009?  

-- Sorry, I'm in the dark about that.  

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

________ is expected, according to the on-line survey, is that prices of houses will not go up any longer.  

A. It                    B. As                 C. Which              D. What  

The shop assistant promised me that the material dried easily and what she said ________ to be true.  

A. was proved                  B. had proved            C. proved              D. had been proved  

________ many Americans believe there's still a lot to be done, that doesn't weaken their sense of Obama's historic achievement.  

A. While                       B. Now that           C. As long as                   D. Despite  

 -- Carol Walker didn't turn up last time, did she?  

--No, She ________. We had changed our plan.  

A. shouldn't have come      B. needn't have to come        

C. didn't need to come       D. needn't have come  

-- Wow! Jenny, I still owe you the ticket to the film If You Are The One yesterday.  

-- ________.  

A. Forget it              B. No problem                C. Don't mention it       D. Take it easy