A. Four ways to improve children’s health B. The major cause of death--diarrhea C. How to cure diarrhea D. The situation of youn

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问题 A. Four ways to improve children’s health
B. The major cause of death--diarrhea
C. How to cure diarrhea
D. The situation of young children in the world
E. UNICEF’s diarrhea treatment   
F. The cost of the diarrhea treatment
A. vaccines     
B. mother’s milk
C. diarrhea     
D. bowels
E. sugar and salt   
F. kidneys

选项

答案C

解析 第三段首句。
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