The World Health Organization gave a warning to the public without any ______when the virus of H1N1 hit Mexico in April, 2009.
Jack had his house _______ last night and he and his family were left homeless.
The new secretary is a quick, _______ worker, and the boss is quite satisfied with her.
The factory produced a great number of computers, most of _______ shipped to foreign countries.
Many women work in big companies,but in the boardrooms of most big companies, women are in the _______.
Mrs. Black would rather his husband did some housework when he’s free, but he _______.