21世纪高新技术的核心是（）A．信息技术 B．生物技术 C．新材料技术 D．海洋技术 发布时间：2018-06-19 04:36 │ 来源：www.tikuol.com 题型：单项选择题 问题： 21世纪高新技术的核心是（）A．信息技术B．生物技术C．新材料技术D．海洋技术
题型：单项选择题 从Ⅱ栏中选出l栏中每句话的正确答语。 I ( )1. Hou are you? ( )2. Happy New Year! ( )3. May I have your name? ( )4. How much is the dictionary? ( )5. Why didn't you come yesterday? II A. Me, too. B. I'm fine. C. I hope so. D. Bob Smith. E. It's 100 yuan. F. The same to you. G. Because I was ill. 查看答案