Question

the national parks are important places in which people can learn about nature and the relationship between human society and the natural world.

without national parks americans will have no way to learn about the types of biomes that once were spread throughout the north american continent.

choose two sentences from the article which support the answer to the previous question.

a parks can help us understand humanity’s relationship to the natural world.

b they are powerful resources offering unique place - based learning opportunities.

c the park service has always considered education to be a part of its mission but has focused on it only intermittently.

d new technologies such as the internet, are creating different and exciting ways of teaching and learning in and about parks.

e holding a salamander in congaree swamp hearing the howl of a gray wolf on isle royale, or watching the fall migration of sandhill cranes in denali can remind us that we are but a part of a large and infinitely complex living system.

Explanation:

需要选择两个能支撑选项C的句子，选项C核心是国家公园是人类了解自然以及人与自然关系的重要场所。A句直接说明公园能帮助我们理解人类与自然世界的关系，契合核心；E句通过具体公园的例子，体现公园能让人类意识到自己是复杂生态系统的一部分，也能支撑人与自然关系的学习。

Answer:

A. Parks can help us understand humanity's relationship to the natural world.
E. Holding a salamander in Congaree Swamp hearing the howl of a gray wolf on Isle Royale, or watching the fall migration of sandhill cranes in Denali can remind us that we are but a part of a large and infinitely complex living system.