容栅传感器是根据电容的（）工作原理来工作的。
A.变极距式
B.变面积式
C.变介质式
参考答案：B
After studying in a medical college for five years, Jane _____ her job as a doctor in the countryside. [ ]
A. set out
B. took over
C. took up
D. set up
恐怖主义
