WWW采用浏览器/服务器的双向数据通信、信息收集和资源服务。()
查看答案
对配有调味料的方便面，取袋装或碗装的方便面三袋(碗)为一件(约250g)，将面块和调味料置于玻璃乳钵研碎、混匀，放置于广口瓶，保存于()中备用。
A. 干燥器
B. 实验台
C. 试剂柜
D. 冰箱
一个完整的电子商务包括信息流、()、资金流三个要素。
According to Oberg, people go through four stages when
A. their new experience is interesting and entertaining.
B. they have to adapt to new and unfamiliar situations.
C. the customs of the new situation are negative.
D. their new spouse is very different from their perception.
微信支付 
支付宝支付