每天一个生活口语话题，一段地道的举例回答，并附有详细的词汇，发音及用法讲解。讲解材料选自当今最先进最有效的英语原版教材，更加贴近生活。每天坚持听讲解，并根据问题练习，给自己一个地道输入和输出的机会，你也可以张口自信说英语。

主题：How important is sleep to our health?

Sleep is very important to health, When we sleep our short term memory is added on to our long term memory during a process of REM. It is also a time for?physical restoration, when you don't get enough sleep, your reflexes are diminished and your ability to think logically slows, and you can actually be just as dangerous as a drunk driver when you're behind the wheel of a car.

REM: Rapid Eye Movement快速眼部运动
Restoration：恢复
Reflexes: 条件反射
Diminish：变少，变慢