1、答题要领：

  (1)reveal what the experience is about.

  (2)describe what happened.

  2、观点提示：

  (1)buy a computer

    1)not much knowledge on computers.

    2)asked my friends to give me advice on which brand to choose.  

    3)bought a computer cost-effectively.

  (2)do a survey

    1)needed people to help finish a survey on ...  

    2)asked people on the street to help.

    3)finished the task finally.

  3、模板：

  (1)I asked other people for help when ...

  (2)Finally, ...