【单选题】向馏出液加入食盐的目的是降低环己酮的溶解度,有利于环己酮分层,利用( )原理。
【单选题】Creating prosumers is the idea of allowing consumers to work for you, which forms a hybrid between consumer and producer. Which of the following companies exploits prosumers in their business model?
【简答题】Parents are creating an “I want it now” generation by indulging children's every demand at Christmas,say experts.Youngsters are becoming increasingly selfish,claim the education ysts. Consumersav...
【单选题】We acquire the greater part of our cultural codes by
A.
creating a universe of discourse.
B.
imitating the behavior. of others, especially those of the previous generation.
C.
sharing the same experiences with other people.
D.
taking in the various information we're given with no discrimination.
【简答题】I work for a PR firm and I am in charge of creating publicity for parties in Hollywood.