【单选题】从信度与效度的关系看,高信度是高效度的( )
【简答题】A.Because they don't like to buy things. B.Because they don't watch TV. C.Because the things sold on TV are expensive. D.Because the things sold on TV are bad in quality.
【单选题】Why ________ at home and watch TV?
【单选题】从()看,电子商务主要是解决信息流的问题,通过疏通信息流,提高合作效率,减少交易环节,缩短交易周期,降低管理成本,密切企业间和企业与客户问的关系,改善企业形象,提高企业的竞争力。
【单选题】They don't _____________ TV in the evening. [ ]
【单选题】My brother _________ TV in the evening. [ ]
【单选题】下列哪个选项不是/etc/fstab文件中的字段( )。
【单选题】从信度与效度的关系看,高信度是高效度的( )。
【单选题】I don’t watch TV _____Sunday morning.