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Researchers are not sure______.A．about how swe

2022-08-01 23:10:52 问答库阅读 168 次

问题详情

Researchers are not sure______.
A．about how sweet honey is
B．that honey has any medicinal properties
C．about the levels of hydrogen peroxide in honey
D．how effective honey is as an antibiotic请帮忙给出正确答案和分析，谢谢！

参考答案

正确答案：D
解析：根据文章第一段，首先排除A。第六段中，根据They have however，managed to identify some of the healing properties in honey，排除B。根据honey contains low levels of hydrogen peroxide，排除C。所以选D。