电路中有（）情况的叫断路。
A.短接
B.接触不良
C.断线
D.触地
参考答案：C
Before liberation , child laborers were made _______over 14 hours per day.
[ ]
A. to work
B. working
C. work
癫病痰气郁结证的代表方是
A．清气化痰丸
B．半夏白术天麻汤
C．逍遥散合顺气导痰汤
D．温胆汤
E．二陈汤
