单项选择题

What will continue to be ______ it is today--next in importance to oxygen

A．how
B．which
C．what
D．as
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单项选择题
Women often are swayed to buy a product for reasons far different than those that drive men.
A．fluctuated
B．shielded
C．praised
D．fulfilled
单项选择题
During his 12 years in Congress he has ______ with the chemical, drug and power companies on behalf of the ordinary person's right to breathe clean air.
A．capsized
B．actuated
C．tussled
D．fidgeted
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