The author suggests of current times that______.
A．without diversity, creativity would cease
B．the growth of the economy depends on a diverse workforce
C．businesses can gain from the diversity
D．today's creative individual does best in business

单项选择题下列（）不是视频文件格式。

A.FLV
B.AVI
C.WMV
D.WAV

单项选择题设某交通信号灯红、绿、黄三种颜色的持续时间分别为40秒、60秒、20秒，循环往复。则“绿灯亮”携带的信息量是（）比特。

A.5
B.1
C.2
D.6

未分类题The authors attitude towards mixing of cultures is one of______.A．unrestricted enthusiasmB．eager advocacyC．genuine concernD．satisfied approval

未分类题Which group in the study had misconceptions about the body size of their peers?A．Female college students.B．Female students at co-ed schools.C．Female students at all-female schools.D．Female students at primarily male schools.

未分类题According to Sandersons research, who is more likely to have an eating disorder?A．A woman who lacks a serious exercise regimen.B．A woman who incorrectly believes her peers are thinner than she is.C．A woman who does not attend a co-educational institution.D．A woman whose family has a history of eating disorders.