This valley is one of the last strongholds of the Siberian tiger.

　　這條山谷是西伯利亞虎最后的幾個主要棲息地之一。

　　Which has spots, a leopard or a tiger?

　　有斑點的是豹還是虎？

　　Four cubs were borne by the female tiger.

　　那頭雌虎生了4只小虎。

　　A tortoise has a shell on his back.

　　烏龜背上有硬殼。

　　The fate of many British designers calls to mind the fable of the tortoise and the hare.

　　許多英國設計師的命運令人想起了龜兔賽跑的故事。

　　They found a giant tortoise.

　　他們發(fā)現(xiàn)了一只巨龜。