1、题目关键词：points and details, explain

 2、答题要领：

 (1)briefly summarize the point from the talk.

 (2)use details to explain.

 3、听力材料要点：

 (1)Creativity and problem solving seem to be directly linked to enough sleep. The experiment about two groups of college students solving mathematical tasks.

 (2)Our memories are re-organized and re-structured during our sleep before a long period of storage.

 (3)Enough sleep is the best medicine.

 4、模板

 (1)In the listening material, the professor discusses how sleep and problem solving are connected, and the fundamental point is ...

 (2)For example, ...

 (3)Therefore, ...