The forest will take 100 years to reach maturity.

　　這片森林要花100年時間才能成材。

　　Much of the country is covered by forest.

　　森林覆蓋著這個國家的大片土地。

　　Close your eyes and imagine you are in a forest.

　　閉上眼睛，設(shè)想自己在森林里。

　　How do you navigate your way through a forest?

　　你怎么才能設(shè)法走出森林？

　　At last she gained the shelter of the forest.

　　她終于到達(dá)了森林中的隱蔽處。