The Amazon rainforest ___ an important role in maintaining the earth's ecosystem. A. plays B. played C. has played D. will play 相关知识点: 试题来源: 解析 A。本题考查一般现在时的用法。句子表示亚马逊雨林在维持地球生态系统中起着重要作用,是一种客观事实,用一般现在时。B 选项一般过去时错误...
The Amazon rainforest: a natural treasure Welcome to the jungle, a huge se a of green alive with the sounds of animals.This is the Amazon rainforest.As the largest rainforest in the world,it plays a significant role in maintaining the fine balance of the Earth's ecosystem. The Amazon ra...
The Amazon rainforest,as the largest rainforest in the world,plays a significant role in maintaining the fine balance of the Earth's ecosystem. The Amazon rainforest crosses into eight countries,including Brazil,Peru and one overseas region of France.(1) With an area of around 6 million squar...
根据“But scientists say it will take about 20-40 years to build the forest’s ecosystem(生态系统) again.”可知,科学家表示,重新建立森林生态系统需要大约20—40年的时间。故选C。 (5)题详解: 主旨大意题。根据“The Amazon rainforest is our home. Let’s protect it and repair(修复) the ...
The Amazon rainforest,known as the "lungs of the Earth",is a vital ecosystem that is home to a variety of species of animals and plants.However,human activities such as agriculture and cattle farming pose a grave threat to its (1) existence(exist).Over the past 50 years,about 17 percent...
In the Amazon rainforest, which is one of the most important ecosystems in the world, plants play a crucial role. Which of the following best describes the role of plants in an ecosystem? A. They only provide shelter for animals B. They are the primary producers C. They are just for ...
a natural treasureWelcome to the jungle, a huge sea of green alive with the sounds of animals. This is the Amazon rainforest. As the largest rainforest in the world, it plays a significant role in maintaining the fine balance of the Earth's ecosystem....
1The Amazon Rainforest: A Natural Treasure Welcome to the Amazon rainforest. As the largest rainforest in the world, it plays a significant role in maintaining the fine balance of the Earth's ecosystem. The Amazon rainforest crosses into eight countries. With an area of around 5.5 million ...
The Amazon rainforest, is as undisturbed a place as most people can imagine, but even there, the effects of a changing climate are playing out. Now, research suggests that many of the region’s most sensitive bird species are starting to evolve in response to warming. Birds are often consi...
根据上文“the Amazon rainforest breathes life into the planet by producing over 20 percent of all the Earth’s oxygen (O2).”可知,此处提到了亚马逊雨林产生了大量的氧气,选项A“因此它通常被称为‘地球的肺’”符合语境。故选A。 (6)题详解: 根据“As the largest rainforest in the world, it ...