固态继电器相比常用触点继电器的优势是（）。
A.工作可靠，驱动功率小
B.无触点，无噪声
C.开关速度快，工作寿命长
D.以上都是
参考答案：D
读下面经纬网图填表。
The most important thing for Lucy is to find a proper job, ______ in which she can bring her ability and
potential into full play. [ ]
A. this
B. that
C. one
D. the one
