It's our duty to protect our Earth.So we must stop pollution, plant more trees and keep our enviroment clean.The Earth is our only home.It's very important to take good care of her.Saving the Earth is to save ourself. 保护环境的倡议书英语作文 篇4 What can I do for our environment?
题目What is the main cause of air pollution? A. Plants. B. Animals. C. Human activities. D. Natural disasters. 相关知识点: 试题来源: 解析 C。人类活动是空气污染的主要原因,如工厂排放废气、汽车尾气等。植物和动物不会造成空气污染,自然灾害不是主要原因。本题考查空气污染的原因。
A. Wind power plants. B. Solar panels. C. Burning of fossil fuels. D. Hydroelectric power plants. 相关知识点: 试题来源: 解析 C。解析:文章中提到“Air pollution is mainly caused by the burning of fossil fuels such as coal, oil, and gas.”,所以空气污染的主要原因之一是燃烧化石燃料。反馈...
3. What happened to pollinators in the six areas with air pollution? A.They found food quickly.B.They could not find each other. C.They hung around more often.D.They visited flowers less. 4. What does the underlined phrase “break down” mean in the passage?
C.The influence of air pollution on pollinators.答案(1)细节推理题。根据第四段To do their study,Ryalls' team built eight areas.Then,they piped(吹送)nitrogen oxide(氧化氮)and ozone(臭氧) into six of these areas.The other two areas had normal air.(为了进行这项研究,Ryalls...
“Light pollution is another stress on bees and butterflies.” said Ryalls. “That adds to all the other stresses causing their numbers to become less and less.” 1. What does James Ryalls do? A.He is a scientist in India.B.He is a careful reporter. ...
They can’t smell flowers because of the pollution. Pollinators are important, as they spread pollen(传播花粉) among plants with flowers. This helps the flowers grow into fruit. Without pollinators, farms cannot make food. We all need pollinators.To do their study, Ryalls’s team built ...
You help cut down on pollution and reduce the amount of rubbish when you grow your own fruits and vegetables.3. Why does the writer think plants are also part of the water cycle?Because most of the water that aplant takes in goes back into the air.4.Trees are an important plant...
Scientist explained that bad gas can break down the scents (气味) of flowers. This makes it hard for pollinators to find their food. Shannon, a scientist in India, pointed out if we do nothing to solve the problem of air pollution, pollinators will become fewer and fewer. ...