— I wonder what makes you a successful manager.— I _______ as a waiter for five years, which contributes a lot to my today’s work.
What ______ public is concerned about is whether medical workers and scientists will be able to find_____cure for this new disease in a short time.
Having ended the major combat (主战), President Bush_____ rebuilding Iraq.
_____ private cars are bringing us convenience, they may also cause more traffic accidents and pollution.
_____ I toured Zhang Jiajie, I was deeply impressed with its beautiful scenery.
After months of voyage, Columbus arrived in_____ later proved a new continent.