最近发现学习英语应该结合科学知识一起进行，这样的英语学习更加自然和吸引人。

下面这个视频很好，内容充实、英语清晰、讲解生动。

准备为其中的视频配上概念图，方便读者，如下是第一篇的概念图（CML）：

视频中的文字说明：

A plant is a living thing that grows in the ground. It needs air ,water and sunlight.

A plant has several parts.

The root of a plant take in water and hold the plant in the soil.

A stem carries food and water through the plant. It holds the plant.

A leaf takes in light and air. Leaves help the plant get  food.

Plants have flowers.  Flowers make fruit . Flowers are very beautiful.

Fruit is the part of the plant with seeds. Apples and lemons are common type of fruit.

Branch is an arm-like part of a tree.