The question___you should take this medicine should be decided by your family doctor.A.why B.if C.whether D.that正确答案详细讲解.

The question___you should take this medicine should be decided by your family doctor.A.why B.if C.whether D.that正确答案详细讲解.
The question___you should take this medicine should be decided by your family doctor.
A.why B.if C.whether D.that正确答案详细讲解.

The question___you should take this medicine should be decided by your family doctor.A.why B.if C.whether D.that正确答案详细讲解.
选C；
这是一个whether引导的同位语从句；通过翻译句意也可以知道,句中缺少”是否“这个词；
而if不能引导同位语从句,故选C

答案选C.whether 是否
翻译：你是否需要吃药这个问题应该由你的家庭医生决定。

首先排除B，D，。后面说应该让你的医生来决定，所以选C，，
意思 你是否应该吃这药应该让你的医生来决定，，

C whether 表示是否的意思
这个句子的意思是：你是否服用这个药物应该由你的家庭医生来解决。