What causes the seasons on Earth? A. The rotation of the Earth. B. The revolution of the Earth. C. The tilt of the Earth's axis. D. The distance from the sun. 相关知识点: 试题来源: 解析 C。地球四季是由地球自转轴的倾斜导致的,A 选项地球自转不会引起四季变化,B 选项地球公转是四...
surface is covered with water C. has mountains and valleys D. has different weather conditions 相关知识点: 试题来源: 解析 A。地球自转轴的倾斜是季节变化的主要原因。选项 B 地球表面被水覆盖与季节变化无关。选项 C 有山脉和山谷不是季节变化的原因。选项 D 不同的天气状况是季节变化的结果而非原因。
答案:to change 解析:考查非谓语动词。句意:农业让人们第一次体验到技术改变生活的力量。分析句子,简单句中已有动词gave故提示词部分需用非谓语动词。分析句意,此处需用不定式表示目的。故填to change。 30(2020年浙江卷)Later,they learned to wor...
which are on loan from China. They also need to be ready to give41(interview) in English with international journalists. This is42they need an English
Every weekend this is “Wales” premier comedy club where having a great time is the order for both audiences and comedy stars alike. It is hard to name a comedy star who hasn’t been on the stage here. If you a...
百度试题 结果1 题目19.-Do you know ___ causes the change of the seasons on earth?-Sorry, I don't know, but we can ask Mr. Wu. A. why B. that C. who D. what 相关知识点: 试题来源: 解析 D 反馈 收藏
A. The tilt of the Earth's axis B. The distance from the Sun C. The speed of rotation D. The shape of the E. arth 相关知识点: 试题来源: 解析 A。本题考查季节形成的原因。地球四季的形成主要是由于地球轴的倾斜,选项 B 距离太阳的距离不是主要原因;选项 C 自转速度与季节无关;选项 D 地...
Spring, summer, fall and winter–the seasons on Earth change every few months, around the same time every year. It’s easy to take this cycle for granted here on Earth, but not every planet has a regular change in seasons. So why does Earth have regular seasons when other planets don’...
If these are not the cry of nature for help, then what else can serve as warnings that climate change disasters are upon us and we must act now to save what is left out of our blue planet. 应对措施尚且不足 在全球能源短缺问题日益严重、缺乏可持续、可替代能源技术的情况下,化石燃料再次成为...
The change of seasons is one of those phenomena that people take for granted. They know it happens in most places, but don't always stop to think about why we have seasons. The answer lies in the realm of astronomy and planetary science. ...