问题
单项选择题
According to the author, a very few home remedies are ______.
A．useless
B．harmful
C．pleasant
D．effective
答案
参考答案：D
解析：[分析] 细节题型。 根据最后一段的倒数第二句A very few“home remedies”actually work．可见正确答案。
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