.The Expo site should be _______ from anywhere in the city of Shanghai within 90 minutes by bus, subways and special taxis.
Mike is a student at a famous university, _______ for a doctor degree.
There is a feeling in me _______ we’ll surely find a cure for Aids.
.__________,we must believe in ourselves and believe that we can do something well.
In 1800s, a group of adventurers(探险家) ______ on their exploring trip. Five days later, they came to what is now known as Quebec.
---It’s said that no one ______ light a cigarette at a gas station. --- Yes. Safety always comes the first.