单选题When the mixture is used, it is important to ______.A keep sugar and salt in waterB drink it as often as necessaryC take it as much as possibleD use it to kill the bacteria
题目
单选题
When the mixture is used, it is important to ______.
A
keep sugar and salt in water
B
drink it as often as necessary
C
take it as much as possible
D
use it to kill the bacteria
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参考答案和解析
正确答案：
A
解析：
根据文章第三段，it keeps fluid (体液) levels normal until the body has fought off the harmful bacteria.虽然这种混合物对腹泻并没有立竿见影的效果，但如果能坚持服用的话会对腹泻起作用的。因此B选项正确。
根据文章第三段，it keeps fluid (体液) levels normal until the body has fought off the harmful bacteria.虽然这种混合物对腹泻并没有立竿见影的效果，但如果能坚持服用的话会对腹泻起作用的。因此B选项正确。