第一集 万物众生(What is Biodiversity)。听TED演讲,看国内、国际名校好课,就在网易公开课
Biodiversity is extremely important for our planet. It provides us with a wide variety of plants and animals. The rich diversity of life on Earth is not only beautiful but also essential for the survival of all living beings. Biodiversity helps maintain the balance of ecosystems. Different specie...
What should we do to protect the biodiversity of our planet? A. Clear large areas of forests B. Introduce invasive species C. Establish nature reserves D. Pollute rivers and lakes 相关知识点: 试题来源: 解析 C。A 选项大面积砍伐森林会破坏生物栖息地,威胁生物多样性。B 选项引入入侵物种可能对...
Biodiversity is a web of life in which all species have their role. It is important because we depend on nature for so many things. According to the UN, more than 1 billion people depend on forests for their living. And land and oceans ta...
根据第二段Biodiversity is necessary for all living things,including humans.However,it isdangerous because of human activities such as deforestation,pollution,and climate change.(生物多样性对包括人类在内的所有生物都是必要的。然而,由于森林砍伐、污染和气候变化等人类活动,生物多样性是危险的。)可知从文章中...
Biodiversity is ___ for the future of our planet. A. crucial B. essential C. necessary D. important 相关知识点: 试题来源: 解析 C。“crucial”和“essential”都表示“极其重要的”,程度与“necessary”相近;“important”相对程度较弱。这里选择“necessary”更符合常见表达习惯。反馈...
试题来源: 解析 C。“should”在这里表示必要性。“我们应该保护生物多样性因为它对我们的星球很重要”,体现了保护生物多样性的必要性。选项 A“possibility”可能性不符合;选项 B“certainty”确定性不准确;选项 D“impossibility”不可能错误。反馈 收藏
Biodiversity refers to various kinds of living things on our planet. It includes not only the different species of animals and plants, but also the genetic diversity(多样性) within each species and the diversity of ecosystem in which they live. Biodiversity is necessary for all living things, ...
C Biodiversity refers to various kinds of living things on our planet. It includes not only the different species of animals and plants, but also the genetic diversity(多样性) within each species and the diversity of the ecosystem in which they live. Biodiversity is necessary for all living th...
Our planet is rich in life. Tigers and turtles, bats and bees, gnats and gnus, crabs and crabgrass -the list seems endless. We have named more than 1.5 million species, and suspect that millions more remain undiscovered. Scientists call this mind-boggling variety of life biodiversity. With ...