A community nurse visits a family living in a rural area where the drinking water is not fluoridated. Which of the following would the nurse suggest to the family as the most appropriate means for obtaining a significant amount of fluoride

A. Tea.
B. Yogurt.
C. Citrus juices.
D. Natural cheeses.

“十二五”规划更加强调和突出______等方面的内容。

A．建设“两型社会”

B．加快转变经济发展方式

C．加强社会建设

D．保障和改善民生

E．重视国土整治