24 Flying Birds飞鸟

Birds don't fly high up in the sky.鸟不飞高挂天空。

The air is too thin. It is hard for birds to breathe in thin air .空气太薄。它是困难的对于鸟类呼吸稀薄的空气中。

Thin air doesn't hold them up.稀薄的空气并不持有它们。

Birds fly near the ground so that they can see where they are. 鸟儿飞近地面,这样他们可以看到他们在哪里。

The birds look for places they know. Then they do not get lost.鸟儿寻找地方他们知道。然后他们不迷路。

Some birds fly so low over the ocean that the waves often hide them. 有些鸟飞如此低的海洋,海浪常常隐藏他们。

Many birds fly long distances in the spring and autumn.许多鸟飞很长的距离在春天和秋天。

WORD BANK

air/ea/n.空气

breathe/bri:?/v.呼吸

hold v.把握，支持

ground n.地面

ocean n.大海，海洋

wave/weiv/n.波，波浪

aistanee n.距离;

遥远