How is a rainbow formed? A. By the reflection of light. B. By the refraction and reflection of light. C. By the scattering of light. D. By the combination of different colors of light. 相关知识点: 试题来源: 解析 B。本题考查彩虹形成的原理。彩虹是由光的折射和反射形成的。选项 A,...
英语科普小知识 How is a Rainbow Formed 彩虹是如何形成的? - 风吹麦浪0921于20181205发布在抖音,已经收获了14.1万个喜欢,来抖音,记录美好生活!
How is a rainbow formed? A. When rain drops act like mirrors. B. When rain drops act like prisms. C. When rain drops act like lenses. D. When rain drops act like filters. 相关知识点: 试题来源: 解析 B。彩虹是当雨滴像棱镜一样时形成的,A 选项像镜子,C 选项像透镜,D 选项像过滤器均...
How is a rainbow formed? A. When the sun shines and it rains at the same time. B. When the wind blows very hard. C. When the night is very dark. D. When the stars are shining. 相关知识点: 试题来源: 解析 A。解析:彩虹是在阳光照射下,空气中的水汽折射和反射光线形成的。当阳光和...
Lesson 3 Why does the Bottle Break When Water Turns into Ice 912017-05 2 Lesson 2 How is a Rainbow Formed 792017-05 3 Lesson 1 Why does the Apple Fall down onto th Earth 962017-05 4 Lesson 4 Sports Science and Technology 882017-05 5 Lesson 3 Function of Sports 852017-05 6 Lesson ...
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1. A 2. A 3. B 4. C 解析: 1. 题目询问彩虹是什么,选项A "This is the rainbow" 正确地描述了彩虹。 2. 题目要求选择合适的动词短语来描述“看球”,选项A "Look at" 表示“看向某个方向或物体”,符合语境。 3. 题目询问对方是否有玩偶,选项B "Do you have dolls?" 是正确的疑问句结构。 4...
解析 A。本题容易误选 B“How”,但根据 what 引导的感叹句结构“What + a/an + 形容词 + 可数名词单数!”,“What a colorful rainbow!”是正确的表达,本题题干中有“is”,所以用“What”。选项 C“Which”和选项 D“Where”不能引导感叹句。
百度试题 结果1 题目___ colorful the rainbow is! A. What B. How C. What a D. How a 相关知识点: 试题来源: 解析 B。“how”修饰形容词或副词,“colorful”是形容词,所以用“How”。反馈 收藏
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