The aim of the study is to find new ways to______. Researchers will collect all the following EXCEPT______.

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问题 The aim of the study is to find new ways to______.
Researchers will collect all the following EXCEPT______.

选项 A、genetic samples from people in the study
B、biological samples from people in the study
C、samples from the homes of the women and their babies
D、samples of air and water from hospitals

答案D

解析 从文中可知,研究人员采集了参与研究者的各种样本,唯有医院中的空气和水一项,并没有提到。
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