考研考试

【单选题】The viewpoint of theEPA、is ______.
A. there is casual link between electricity and cancer
B．electricity really affects cancer
C．controversial
D．low frequency electromagnetic field is a possible cause of cancer
网考网参考答案：A
网考网解析：
[考核题型] 细节题 [解析] 文章在第二段第三句中提到在极低频的磁场和白血病、淋巴瘤及脑癌间有偶然联系。可见A是对该句的最好叙述。 查看试题解析出处>>