According to the American Heart Association, obesity______. A．may lead to sleeping problems B．decreases your blood pressure C．certainly develops into diabetes D．is helpful to prevent cancer
A. A．may B.decreases C.certainly D.is
【参考答案】
A 推理判断题。根据题干关键词theAmericanHeartAssociation定位到第四段。该段末句提及“......