研究人员对学生进行调查，询问其每天喝多少碳酸饮料，并且使用标准问卷的问题来估测学生的心理健康。

They surveyed the students, asking them how many fizzy soft drinks with sugar they had a day, and then questions from a standard questionnaire used to assess mental health.

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学生们接受了问卷调查，回答了使用哪些设备、会使用多久以及所感受到疼痛的程度等问题。

The students received questionnaires asking about thetypes of gadgets they used, how long they used them and how much pain theyexperienced.

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我们让大学生做一份调查问卷。

College students were given a questionnaire.

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And I sent home a questionnaire, asking their parents because most of the children in the class come from other countries. In fact, just about everybody in America comes from another country if you trace far enough.

我还给家长们发了一张问卷，因为班上,大部分学生来自,其它国家，事实上，如果追根溯源，任何一个美国都来自,其它国家。

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