撰写《大众传媒与现代公民素养》的论文，在图书馆查到了下面四篇文章。从篇名判断，最符合论文主题的是（   ）。

                                        B   

    Do you want to be in good health? Try to do the following things! You can become stronger.

    Drink eight cups of water every day. Water helps your body in many ways.

    Don't forget to eat your breakfast. Breakfast gives you everything your body needs for the morning.

    Go for a walk every day after meals. Walking is a good exercise, and people need exercise for good health.21教育名师原创作品

    Stretch for five minutes after sitting for one or two hours. Stretching your arms and legs is good for your body.

    Have a rest about twenty minutes when you are tired. You may do something different to take a rest, such as, get up and walk, sit down to listen to music and so on.

给字加偏旁或部首组字组词。

委——____——____        彦——____——____

我——____——____        名——____——____