_______ shoulder to shoulder with a girl, I felt very embarrassed.
What would have happened ________, as far as the cliff?
The 2010 Expo will take place in Shanghai, ________ many countries consider a good chance to introduce their cultures to the world.
The professor’s research finally proved to be ______, though he had spent a lot of money on it.
The purpose of our advertising is to _________ customers’ attention to our product.
____ is the ability to do the job rather than where you come from or what you are that matters.