结果1 题目 Water is an important nutrient. What percentage of the human body is made up of water? A. 50% B. 60% C. 70% D. 80% 相关知识点: 试题来源: 解析 C。解析:人体大约 70%是由水组成的。本题考查对人体中水含量的了解。 反馈 收藏 ...
What percentage of the earth"s water can man actually use at present? A. Nearly 75 percent. B. About 97 percent. C. Exactly 3 percent. D. Less than 3 percent. 相关知识点: 试题来源: 解析 D解析:问题问“人类能使用的水在地球上总的水量中占百分之几?”而备选项也都是百分数的形式,因此...
百度试题 结果1 题目What percentage of the earth's water can man actually use at present A. Nearly 75 per cent. B. About 97 per cent. C. Exactly 3 per cent. D. Less than 3 per cent. 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
百度试题 结果1 题目What percentage of the world's water is fresh water A. 70% B. 2.5% C. 30% D. 25%相关知识点: 试题来源: 解析 B 反馈 收藏
结果一 题目 l.What is the percentage(百分比)of water on the earth?1. What is the percentage(百分比)of water on the earth?_ 答案 1.70%—75% 相关推荐 1 l.What is the percentage(百分比)of water on the earth?1. What is the percentage(百分比)of water on the earth?_ ...
1.What's the percentage (百分比) of water on the Earth? A. About 40%. B. About 60%. C. About 70%. 2.When is World Water Day? D. It is on March 22. E. It is on March 20. F. It is on March 12. 相关知识点: 试题来源: 解析 1. C2. A 1.略2.略反馈 收藏 ...
1with?What percentage of water on Earth can we use A. About 99%. B. About 70% C. More than 30%. D. Loss than 1%.()2. What does Paragraoh 3 mainly talk about? A. Why we don't have enough water to use. B. How many people are living on Earth. X C. What we can't do...
百度试题 结果1 题目1. What is the percentage (百分比) of water on the earth?2. How many oceans are there in the world? 相关知识点: 试题来源: 解析 1.70%-7.5%=0(cm^2)优质解答 反馈 收藏
2. Q: What percentage of the world’s water is fresh water? 浏览器不支持音频A 25%B 2.5%C 30%
百度试题 结果1 题目1. What is the percentage (百分比) of water on the earth?2. How many oceans are there in the world? 相关知识点: 试题来源: 解析 ∵∠1=∠1 反馈 收藏