阅读下面短文,按照句子结构的语法性和上下文连贯的要求,在空格处填入一个适当的词

或使用括号中词语的正确形式填空，并将答案填写在答题卷标号为1～10的相应位置上。

      A man recognized as a genius in business circles was invited as an honor guest to a TV interview.

Everybody was eager to hear a success story from him. He ,  1  , only said with a slight smile: "Wouldn't

it be better for me to ask you for   2    (advise) on a certain problem?

   Here is the problem he raised:

   "People all rushed to the place   3   a gold mine had recently been discovered but they were blocked

by a river   4   (flow) across the only way to it. What would you do if you   5   (be )  among them?"

   "Make a roundabout (绕行的) way," someone suggested.

   "Swim across," said another.

   The genius smiled   6   a word. Then he gave his view: "Why not do   7   else instead of rushing to the

mine? How about buying a boat to do some ferrying (摆渡)?"

The audience was shocked. He explained calmly: "The man could make   8   great amount of money from

the passengers. They were willing to pay for the ferry   9   there was gold on the other bank."

   Do what others have not thought to do or something never attempted before - that is the key  10   

success. A difficult circumstance, in the eyes of a wise man, often means a potential chance for success.