单项选择题

A．Heart disease.
B．Diabetes.
C．Cancer.
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单项选择题
A．Sherron Watkins. B．Coleen Rowley. C．Cynthia Cooper.
A．Sherron Watkins.
B．Coleen Rowley.
C．Cynthia Cooper.
单项选择题
A．They should drink as much as they need. B．They should drink eight glasses a day. C．They should drink about two liters.
A．They should drink as much as they need.
B．They should drink eight glasses a day.
C．They should drink about two liters.
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