在家庭中主要有广播、报纸、电视、图书等大众传播媒体向（）的影响，家长应恰当地利用它们向（）。
参考答案：幼儿施加社会教育；幼儿施教
This is the very reason ______ he gave for his coming late to the meeting. [ ]
A. that
B. which
C. as
D. why
跟单员跟踪采购单的最后环节是( )
A．跟踪原材料供应商的生产加工工艺
B．跟踪原材料
C．跟踪加工过程
D．跟踪包装入库
