The Expo site should be ____ from anywhere in the city of Shanghai within 90 minutes by bus ,subways and special taxis.
Many people believe we are suffering from environmental disaster _____we radically(彻底地) change the way we live.
For us Senior Three students, believing that our hard work will______can strengthen our confidence.
_____strong earthquake struck_____eastern coast of central Japan on March llth, 2011.
When the news came ___ the war broke out , he decided to serve in the army.
The prize will go to the witer ___story shows the most imagination.