中国年水资源总量约为27500亿立方米，居世界第六位，人均占有量仅为2400立方 发布时间：2017-05-07 00:00 │ 来源：www.tikuol.com 题型：选择题 问题： 中国年水资源总量约为27500亿立方米，居世界第六位，人均占有量仅为2400立方米左右，只相当于世界人均的14，居世界第110位，中国已被联合国列为13个贫水国之一，将数据27500亿用科学记数法表示正确的是（ ）A．275×102亿B．27.5×103亿C．2.75×104亿D．2.75×105亿
题型：选择题 通读对话，了解大意，然后根据对话内容，从方框中所给七个选项中，选出五个填入后面的空格中，使对话意思完整。A. What are you going to be when you grow up? B. How are you going to do that? C. Are you interested in acting? D. I'm a basketball player. E. Where are you going? F. How do you like acting? G. I think it is very interesting.A: Hi, John. B: Hi, Paul. A: 1. B: I'm going to take an acting class. A: 2. B: Yes, I am. A: 3. B: I'm going to be an actor when I grow up. A: Really? 4. B: What are you going to do when you grow up? A: I like playing basketball very much, so I'd like to play basketball in a professional basketball team. B: 5. A: I'm going to practice playing basketball every day from now on. 查看答案
转换成程序设计中的表达式为 【2】 。