题目内容：

下文是是关于以良好习惯开始青少年生活的小贴士（tips)，请根据上下文，把短文填充完整，每空一词。

 

Tips for teenagers

Step 1: Be active in class

      Giving a speech in class might be1., but it helps to make you feel more confident(自信）. It's OK2. you give the wrong answer. All smart students do and your classmates won't really care.

Step 2: Getting enough rest

    People can't 3. well when they are tired. Make sure you get enough sleep and take study breaks.

Step 3: Develop healthy habits

    Starting your young life 4.good habits helps you have a healthy future. Do some exercise and eat healthy5..