What can we learn from the last paragraph? A.We should applaud good behabior. B.Technology can neber be blamed C.We should keep pointing out mistakes. D.Technology will take over lives one day.

A group's collective intelligence may be enhanced significantly when it is joined by someone of______.A．high intelligenceB．high prestigeC．high operating abilityD．high coordination ability 点击查看答案

下列案例中，构成扰乱大型群众性活动秩序的是( )。 点击查看答案