The text intends to tell us______.
A．how to unlock the potential of social networks
B．how to read people's online activities
C．how to create authentic marketing
D．how to explore the attractiveness of virtual items

判断题托兰斯创造思维测验分为甲、乙两式，甲为图形思维创造测验，乙为语文创造死思维测验。()

未分类题By examining popular songs of last five decades, the two researchers aim to see______.A．why people's music preferences are diversifiedB．how tempo and mode of music have changedC．what kinds of music are most appealing nowD．how changes in music mirror our moods and views

判断题发展常模可以分为年级常模和年龄常模两类。()

未分类题Generally speaking, melancholy songs are composed in______.A．a minor key and slow tempoB．a major key and slow tempoC．a minor key and fast tempoD．a major key and fast tempo

判断题题目区分度就是题目区别被试水平能力。()