Kamen believes that the entrepreneurial life______.
A．is the only way to succeed in modern America
B．is always frustrating
C．is not for everyone
D．is often misrepresented in the media

未分类题呼叫中心的基本结构包括下面的()。

未分类题数据仓库具有的特点包括()。

未分类题When the retina reflects the beams, what occurs?A．Patients have trouble seeing.B．The ability to focus is gone.C．No correction is needed.D．The lens bends the light beams.

未分类题The authors attitude towards the Visx machine is that______.A．it is interesting but not very usefulB．he says it's a wonderful invention which could replace eye chartsC．it can be useful but he thinks it's too early to make a switchD．too much time and money have been wasted on it

未分类题Why isnt it important what McKay sees in the machine?A．He doesn't like the machine.B．An eye chart is better.C．It's what the machine sees in him that is important.D．The prototype doesn't work very well.