【单选题】John didn't pass the exam ___ his laziness.
【判断题】工业企业行政管理部门发生的管理费用、财务费用和销售费用不计入产品成本。
【单选题】What happened to John?
A.
He passed the French examination.
B.
He didn't pass the French examination.
C.
He didn't take the French examination.
【单选题】以下 不是 PLC 加工单元控制系统的输出信号。