了解人群口腔卫生习惯可通过 A．口腔健康咨询 B．捷径调查 C

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问题单项选择题

了解人群口腔卫生习惯可通过

A．口腔健康咨询
B．捷径调查
C．问卷调查
D．口腔保健计划
E．口腔预防保健措施

答案

参考答案：C

解析：了解人群口腔卫生习惯可通过问卷调查。

选择题

— My God! Two speeding trains crashed into each other, causing many passengers killed.

— _____ I didn't catch what you said just now. [ ]

A. What for?

B. What if?

C. What about?

D. Pardon?

选择题

下列太平天国的主张，直接体现抗灾意愿的是 [ ]