According to the article, which of the following is true about Kamen?
A．His invention is marketed exclusively to corporate clients.
B．He has over 150 patents.
C．He believes that his Segway might revolutionize human transportation.
D．He has gray hair.

未分类题According to the text, when might communication difficulties arise?A．When the messages sent do not fit the social norms expected by the receiver.B．When there is mutual distrust between the involved parties.C．When the parties involved strongly desire interaction.D．When the parties involved fail to use nonverbal cues.

未分类题Kamen believes that the entrepreneurial life______.A．is the only way to succeed in modern AmericaB．is always frustratingC．is not for everyoneD．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.