题目内容：
为了预防这种疾病，应增加膳食中哪种谷物的比例
参考答案：
答案解析：
单选题：为了预防这种疾病，应增加膳食中哪种谷物的比例
- 题目分类：公卫助理医师
- 题目类型：单选题
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What can be inferred from the passage?
What can be inferred from the passage?
The word "agoraphobia" underlined in the last paragraph mean
The word "agoraphobia" underlined in the last paragraph means phobia for
This book is written in such easy English good those with ba
This book is written in such easy English good those with basic command of Engli
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师德：道德（ ）
师德：道德（ ）