2. What problems is the Earth___?地球正面临着什么问题?3. What can we do___ the Earth? 我们能做些什么来保护地球?4. The Earth___ us___ all the things we need. 地球为我们提供了我们需要的一切5. It is our home and the only planet we know that___. 它是我们的家园,是我们所知道...
A. It is flat. B. It is square. C. It is round. D. It is triangular. 相关知识点: 试题来源: 解析 C。地球是球形的。A 选项地球不是平的;B 选项地球不是方形的;D 选项地球不是三角形的。涉及词汇:earth(地球)、planet(行星)、flat(平的)、square(方形的)、round(圆的)、triangular(三角形...
The Earth is surrounded by a layer of gas called the atmosphere. What is one of the important functions of the atmosphere? A. To make the Earth look blue from space. B. To protect the Earth from harmful radiation. C. To make it easier for people to travel by plane. D. To keep ...
英语填空( ) 1.The sun is ___ than the earth (地球).A.big B.bigger C.small D.smaller( )2.The students ___ their homework every day.Now they ___ their homework.A.do,do B.does,doingC.doing,are doing D.do,are doing( ) 3.What’s the d
报告题目:What is powering the Earth's Engine? 报告人:Bill McDonough 报告时间:2024年3月29日(星期五)下午16:00-18:00 地点:逸夫楼901 报告摘要: 驱动地球板块构造运动、火山、地幔对流以及地磁场的能量主要来自地球形成时期的原...
Focusing on the hydrosphere, it encompasses all of Earth’s water, which is crucial for life. This sphere includes surface water, such as rivers, lakes, and oceans; groundwater that saturates the soil and rock beneath our feet; ice and snow found in polar regions and mountain peaks; and ...
Then begins the second part of the experiment. The comet leaves the outer region of the Solar System and approaches the warmer zone where Earth is.然后开始实验的第二部分。彗星离开太阳系的外部区域，接近地球所在的温暖地带。You can see the ice disappearing. After a moment, you can see bubbles ...
1.A)She is drawn to its integration of design and engineering. 2.D)Through hard work. 3.C)It is long-lasting. 4.A)Computer science. 5.B)He is well known to the public. 6.D)Serve as a personal assistant. 7.D)He has...
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D . Scientists need to do a lot of experiments. (3) If the Moon has its own special time zone, a full day of it can be about ___ on Earth. A . 56 microseconds B . 24 hours C . two weeks D . 29.5 days (4) What is the writer's purpose in writing the passage? A ....