1. Physical exercise can promote growth and health. Physical exercise can improve the body's oxygen absorption ability, thus promoting the body's metabolism and detoxification process; Physical exercise can promote the blood circulation of the whole body, make muscles get sufficient nutrition, improve the metabolic ability of muscles, and make muscle fibers thicker, developed, strong, symmetrical and powerful.

2. Physical exercise can clear the brain and improve learning efficiency. Physical exercise can increase the blood supply to the brain, improve the supply of blood sugar and oxygen to the brain, promote the metabolism of brain cells and improve the activity ability of cerebral cortex. Improve the excitability, sensitivity and reactivity of nerve activities, and improve the self-control ability of some autonomic nerves and organ activities.

3. Physical exercise can promote personality cultivation and cultivate sentiment. Physical education can help students overcome various physical and psychological obstacles and cultivate their excellent qualities such as courage, determination and hard work. Exercise can regulate some unhealthy emotions and psychology, such as depression, depression and nervousness. Sports competitions, especially some collective events, require excellent quality and style of unity and cooperation, honesty and trustworthiness, discipline, striving for first-class, winning without arrogance and losing with grace.

4. Physical exercise can improve the body's immune function and improve the body's ability to resist diseases. Physical exercise can promote gastrointestinal peristalsis, digestive juice secretion, help the body digest and absorb, and can prevent and treat diseases such as habitual constipation and dyspepsia. Research shows that people who exercise regularly are less likely to get sick and live longer than those who don't exercise regularly.

relay

To the 400 * 100 meter relay athletes.

This is a relay of speed and perseverance.

This is a relay of expectation and prayer.

Time freezes here,

Every minute has become so long.

Thousands of pairs of eyes are staring at your light figure,

Close, close,

Have you heard of it?

That mountain cries and cheers like a tsunami?

Close, close,

The front is the end,

Come on, athlete,

Success and failure are in an instant.

relay baton

Lv Xian Leuwen

Two very different worlds.

Pass through sb.

Communicate success or failure.

You are full of passion.

In the hands of athletes

You are a magic wand.

Touch the heartstrings of the audience.

destination

You were thrown high by the winner with excitement.

You are left far away by the loser in resentment.

But you

Without complaint

For long-distance runners

Maybe you are nervous.

Our minds are full of blood.

Previous days/times

On the long runway

Leave your deep footprints.

Can't wipe off your sweat

I can't pull your heavy feet.

Ni Wei branch

Never mind your fatigue.

Never mind the sweat and tears.

Because you have a firm belief in your heart.

Maybe, you can't reach that loud voice,

However, it is your eyes that cheer!

Perhaps, the hot Levin has never felt sorry for you,

However, under the scorching sun is your tall figure.

Perhaps, praise and expectation always pass you by,

However, true gratitude always flows in everyone's heart.

Silent words turned into sounds:

Teacher, it's your pleasure.

The same growing experience,

The same exposure,

Without warm cheers,

There was no fierce applause.

But you still use complicated instruments.

And meticulous patience,

Record the glory of sports.

We are proud of you,

Thank you for your hard work,

Dear teachers!

On the playground of this game,

There is applause and the "beauty" of athletes.

With the support of cheerleaders,

And, of course, our hard-working referee,

Sweat soaked the sweatshirt and the hot sun scorched the body.

Here, there, in every achievement of athletes,

I don't know how much the judges paid.

Two can't lock enthusiasm,

Heat waves can't crush persistent thoughts,

They created us, they are creating us,

Has been created and will be created. ...

Ah, thank you,

Our judges,

We will use our actions to gain influence,

In exchange for a little conscience relief,

Let's go, athletes,

Cheerleaders,

Let's applaud our beloved judges.

A good beginning is half the battle,

However, you, the judges,

This is the key to our destination.

Your fairness is the foot we use to walk;

Your patience is a step for us;

Your seriousness is the road we have traveled.

Balanced justice shows your integrity and selflessness.

Please let me say it again:

Judge, you have worked hard.