U.S.President Barack Obama arrived in China’s economic center Shanghai on Sunday night, November 15th 2009, ___ a state visit to China.
If you let challenges and difficulties benefit ______ depress you, much more can be accomplished than you thought possible.
It is said that that boy, who has a great ______ for singing and dancing, is from Nanchang No.3 Middle School.
The oceans and seas ______ the islands are more or less polluted.
Each new way of looking at a situation deepens our understanding and makes ______ easier to discover new possibilities.
Why not stay at home ______ the road is so slippery after the heavy snow?