Jim was about to stand up when he saw something ________ near his feet. It's a snake!
Evidence has been piled up_____drinking water after getting up in the morning contributes to one’s health.
There is a great deal of research ___that music activities engage different parts of the brain.
Teenagers have reached a point in their life_____they are supposed to make decisions of their own for the first time.
They are considering ____ the house before the prices go up.
_______ more about Participant Service of Expo 2010, Shanghai China, call Hotline +86-21-962010.