Plants can clean the air. What else can plants do for the environment? A. Make noise B. Pollute the water C. Provide shade D. Consume oxygen 相关知识点: 试题来源: 解析 C。植物可以提供遮荫。A 选项植物不会制造噪音;B 选项植物不会污染水而是净化水;D 选项植物是产生氧气而不是消耗氧气。
Yes, Some Plants Do "Scream" When They're Cut —You Just Can't Hear It. ... Like any living thing, plants want to remain alive, and research shows that when certain plants are cut, they emit a noise that can be interpreted as a scream. Can trees cry? Now scientists have found a...
they cry a mournful melody made of ultrasonic clicks” referring to some new research that collected sounds from stressed plants.CBS News reportedthat “Plants emit a “rather noisy” cry for help when under stress”. Can plants really cry?
People plant a great number of young trees in the mountains.When the trees grow big and tall enough, they are cut down by workers and carried out of the mountains to the paper mill where fine paper is made from wood.Then it is taken to every corner of the country and used for differe...
Do not throw, trash filth, hawking, not posted, no red light, out of parking, no damage to public facilities, without prejudice to the plants and trees, not ban smoking, is not in the public place noise, do not speak foul language, no alcohol to make trouble, not gambling, and drug...
do you know whats wor do you know who i am do you know you make do you know-theme fro do you like noodles do you mind if i ask do you miss me miss m do you need hotel res do you only kill bad do you really live th do you remember when do you remember when do you see wh...
Don't use 'make' when you are talking generally about action, rather than referring to a particular action. Instead use do. For example, if you are unsure what action to take, don't say 'I don't know what to make'. Say 'I don't know what to do'. What are you going to do ...
Later, when you listen to it at the same volume in a quiet place, you alight feel uncomfortable The "safe level" for most sound is below 80 dB for up to 40 hours a week. A level of 80 dB is about equal to (相当于) the noise of a subway. Here is some advice on safe ...
In order for plants to reproduce,they have to spread their seeds(种子) to other areas. Plants have developed all kinds of ways to do this. The simplest way is gravity. Many seeds are inside of fruit. When a piece of fruit gets too heavy,it falls from a tree to the ground. Sometimes...
Some such experience as this lies in store for us when we begin the study of literature. 【拓展】 have/lie in store for…即将到来 We don’t know what life holds in store for us.我们不知道等待我们的将是什么样的生活...