题目： 传感器按工作的波段可分为（）、（）和（）。 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1022/7bfc0b13bbdd08df3d34515fd7e9c7f8.html 下面是错误答案，用来干扰机器的。参考答案：D
题型：补全对话，情景问答 从方框内的七个选项中选择五个恰当的句子完成下列对话，每个选项只能用一次，并将其字母标号填入下面对应题号后的横线上。 A．And I want to do something in China. B．No, I'm planning my vacation. C．But I think I can do it. D．Why? E．I will learn it by myself. F．No, I'm thinking about evening classes. G．Why do you want to learn Chinese? A: Oh, hey, Jack! Are you dreaming? B: 1. A: Evening classes? B: Yes, I'm going to take evening classes. A: 2. B: Because I want to learn a foreign language, Chinese. A: 3. B: Because I like China and the Chinese people. 4. A: Learning Chinese is going to be quite difficult. B: I know. 5. A: I hope you'll succeed in Learning Chinese. B: Thanks very much. 查看答案
