Light travels very fast. How fast does light travel? A. 300,000 kilometers per second B. 200,000 kilometers per second C. 100,000 kilometers per second D. 50,000 kilometers per second 相关知识点: 试题来源: 解析 A。光的速度是每秒 30 万千米。这是基本的科学常识。其他选项速度错误。
Light travels very fast. How fast does light travel? A. Very slowly. B. As fast as a car. C. As fast as a plane. D. Very fast. 相关知识点: 试题来源: 解析 D。光传播速度非常快;A 选项非常慢错误;B 选项和汽车一样快错误;C 选项和飞机一样快错误。
fast是副词,修饰travel,表示速度快。quick一般不用来修饰速度,应该用fast。所以答案为A。 1. **题目要求**:该题考察的是how引导的感叹句。 2. **选项分析**: - how fast does light travel 光速有多快,表达正确; - how quick light travels quick一般不用来修饰速度。
Many people, however, say that working experience is more useful in adult life than travel. Do you agree or disagree with this statement? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250 words. Task 2 同意与否题 教育类...
Light travels very fast. How fast does light travel? A. 300,000 kilometers per second B. 30,000 kilometers per hour C. 3,000 kilometers per minute D. 300 kilometers per second 相关知识点: 试题来源: 解析 A。光的速度是每秒 30 万公里。选项 B、C、D 速度都不对。科普阅读要记住一些...
Light travels very fast. How fast does light travel? A. 300 kilometers per second B. 3000 kilometers per second C. 300000 kilometers per second D. 30000 kilometers per second 相关知识点: 试题来源: 解析 C。解析:光传播得非常快。光的传播速度是 300000 千米每秒。选项 A、B、D 的速度都...
题目Sound travels through air. How fast does sound travel? A. Very fast. B. Very slow. C. As fast as light. D. None of the above 相关知识点: 试题来源: 解析 A。本题考查对声音传播速度的了解。声音在空气中传播速度较快。反馈 收藏 ...
Pair work. Do the following task in pairs. How do you greet people when you meet them. Do you seek their hands? Do you kiss their face? How will people greet you if you travel to different country. Here are some of the ways that people create each other. Write the fizzle and its ...
perceive light as moving away from them at more than 670 million mph. (That's because moving really, really fast is one of the only confirmed methods oftime travel— time actually slows down for those observers, who will age slower and perceive fewer moments than an observer moving slowly....
The United States is facing a housing crisis: Affordable housing is inadequate, while luxury homes abound (充裕), and homelessness remains a persistent problem. Despite this, popular culture and the housing industry market hap...