The research also raises the possibility that younger people A(treat) successful

游客2025-05-07  0

问题 The research also raises the possibility that younger people A(treat) successfully for cancer B(with chemotherapy) may be C(subject to) premature aging later in life, a possibility that has D(never been) rigorously examined.

选项

答案 A

解析 treat改为be treated。此处应使用被动语态。
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