He often does sports to keep fit.

他经常运动，保健康。

" It keeps me fit, " she said.

“它让我保健康”。

We go there to relax as well as to keep fit.

我们去那儿让自己放松心情及让自己的身体保健康。

Taking exercise is only one part of keeping fit.

锻炼只是保身体健康的一个方面。

I am Simon. I often play football to keep fit.

我是西蒙。我喜欢用踢足球来保健康。

Some girls are going to exercise more to keep fit.

一些女孩打算锻炼保健康。

Let me see. You could exercise more to keep fit.

你或许可一些运动来健身。

That's good. You need to exercise and keep fit.

那太好了。你需要锻炼，保健康。

Keep fit, and don't lose your nerve. Do you think you understand?

保健康，不要失去勇气。你认为你明白了吗？”

" I wanted that identity of someone who keeps fit, " she says.

“我想保自己的身材，”她说。

Many teenagers find running an excellent way of keeping fit and strong.

许青少年发现跑步是保健康和强健的很好的方法。

I really enjoy going to the gym because it keeps me fit.

我真的很喜欢去健身房，因为它让我保健康。

He follows some other simple steps to keep fit at his age.

他遵循其他一些简单的步骤来保他这个年龄的健康。

My hobby of climbing mountains keeps me fit and close to nature.

我的业余爱好是（通过）爬山保健康并亲近自然。

Let's move on to health, what do you do to keep fit?

我们继续来聊健康，你会什么来保身体健康呢？

To keep fit, you have to walk at least 10,000 steps every day.

为了保健康，你必须每天至少走10 000步。

Now, this is Bikram yoga – it'll keep you fit and help you lose weight.

这是热瑜伽——既可健身又可减肥。

Actually, I don't do very much at all these days to keep fit.

事实上，我最近根本不什么来保身体健康。

Besides keeping fit, the workout also helps keep the dogs stimulated and reinforces good behavior.

除了保健康，锻炼也有助于使狗狗保兴奋，并且能够巩固其良好的行为。

When farmers were working in the fields, they were keeping fit at the same time.

当农民们在地里劳作的时候，他们同时在保着健康。