更多"The Badlands National Park was esta"的相关试题:
[单项选择]
Passage 3
Visiting a National Park can be relaxing, inspiring, but it can also be disturbing. As you drive into Rocky Mountain National Park, and you will see starving elk, damaged meadows and dying forests. Our parks are growing old because we have mistakenly protected them from natural processes, such as fire, predation, and insects. We believed that we were saving these remnants of wild America, but actually we have "protected" them to death. If we want to save our National Parks, the National Park Service must change its management priorities to prevent over population of animals and to restore natural process in the forest in order to prevent their stagnation and "death" by old age. We must act soon: our parks are dying of old age because we have altered the forces in nature that keep them young and strong.
By tracing the history of our National Parks, we can understand the problem and see why we need active management. In the early
A. Park managers interrupted the forest ecosystems through out the 20th century.
B. Flesh-eating animals should not be eliminated.
C. Insect suppression may cause the forests to over-mature.
D. Severe damage to native vegetation in the forest is caused by fir
[单项选择]No national park was built in the Great Basin for a long time because_______.
A. it is far from any city
B. some considers it harmful in some way
C. the place was found not long ago
D. the weather was bad there
[单项选择]Yellow National Park's attractions include the. famous Old Faithful geyser, vast forests, ______ wildlife, and well-maintained campgrounds.
A. plentiful
B. generous.
C. liberal
D. extravagant
[单项选择]The world's first national park, Yellowstone National Park , was established in Wyoming in 1872 to protect an area of ______ natural beauty.
A. incredulous
B. incredible
C. edible
D. believable
[单项选择]National Park conservationists think______ concession stands spoil the natural beauty of the park.
A. of
B. about
C. that
D. a lot
[单项选择]The establishment of the National Park was to ______.
A. stop any mining in the region
B. protect the rock art
C. honor the discovery of the rock art
D. attract tourists from all over the world
[单项选择]Yellow stone National Park is (one of) the (older) parks in the U. S. It (was established) (Congress) in 1872.（）
A. one of
B. older
C. was established
D. Congress
[单项选择]Yellow Stone National Park is (one) of the (older) parks in the U.S. It (was established) by (Congress) in 1872.
A. one
B. older
C. was established
D. Congress
