考博考试

根据网考网考试中心的统计分析，以下试题在2018/8/3日考博习题练习中，答错率较高，为：47%
【单选题】We can infer from Paragraph 3 that ______.
A．healthy people should live separately from unhealthy members of the family
B．a germ-free home is not only possible, but significant
C．unless you live with the vulnerable, it is pointless to sterilize the air
D, our immune systems are too weak to fight against the food poisoning bacteria
网考网参考答案：C，答错率：47%
网考网试题解析：
[解析] 从第三段内容可知，C项为正确答案。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>