______ the aids from the outside, the positive attitude of the disaster-stricken people _____ the key role in the reconstruction of their destroyed towns and villages[ ]

rld has lost one of its most respected statesmen —Nelson Mandela, ______once said, “I learned that courage was not the _______ of fear, but the triumph over it.”

Excuse me, Sir. But smoking is not allowed here.— Sorry, I didn’t see the sign. I’ll my cigarette at once.

Mr Philip has made ______ survey on students’ lunchtime, and ______ survey shows us a lot of problems.

______ until the lights have turned togreen