在职攻硕英语考试

根据网考网考试中心的统计分析，以下试题在2018/5/29日在职攻硕英语习题练习中，答错率较高，为：89%
【单选题】To cover an area of 3 square miles and get information about each point along the way, how many smart dust sensors, are needed
A．About 3,000 sensors.
B．About 3,300 sensors.
C．About 5,000 sensors.
D．About 6,600 sensors.

网考网参考答案：B，答错率：89%
网考网试题解析：
从“With a single network of 10,000sensors—thought to be the biggest array(阵列) of sensors currently possible—you could cover 9 square miles”可以计算得出选项B。本题是一道很简单的细节题，回原文定位便可以找到答案。 查看试题解析出处>>