他用一些简单的练习活跃起来。

He uses some simple exercises to warm up.

她学会了一些简单的魔术技巧。

She learned some simple magic tricks.

你可以在仰卧位下做一些简单的运动。

You can do some simple exercises in the supine position.

孩子们也应该学会做一些简单的家务。

Children should also learn to do some simple household duties.

这本启蒙读物包括一些简单的练习来练习阅读。

The primer includes simple exercises to practice reading.

如果你想做一些简单的运动，散步对你有好处。

If you want to get some easy exercise, walking is good for you.

坚持做一些简单的事情，不管你做什么，不要太大。

Stick to something simple and whatever you do, don't supersize.

他们喜欢在繁忙、紧张的世界中进行一些简单的活动。

They love simple activities in the busy, stressful world.

我试着一些简单的测试。

I tried some simple tests.

让我从一些简单的原则开始

Let's begin with a few simple principles.