The traffic slowed down because of the heavy snow in Yushu County, presenting a new ____ to the recovery from the earthquake.
We went right round to the west coast by __________ sea instead of driving across _________ continent.
In____review of 44 studies, American researchers found that men and women____who ate six key foods daily cut the risk of ______ heart disease by 76%.
Washing machines made by China have won ____worldwide attention and Haier has become _____ popular name.
People think that ______ opening ceremony of the 29th Olympic Games is _____ great success.
— Is Mr Smith rich? — Yes, very rich. When he worked in ________town, he earned a lot. Now he has a big farm in ________ country.