单项选择题


Questions 19 to 21 are based on the conversation you have just heard.

A．Bending the elbows as low as possible.
B．Keeping the body straight.
C．Bending the body at the waist.
D．Keeping the feet to the floor.
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单项选择题
Why are governments around the world seeking ways to reduce their health-care spending
A．They consider the generic-drugs industry as a savior.
B．They are under the pressure of aging group and financial crisis.
C．Health-care spending has accounted too large proportion.
D．Health-care spending has cost taxpayers too much income.
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