题目

如果用下图表示各种概念之间的关系，下列选项中与图示相符的是  答案：C解析:种子植物中包含被子植物和裸子植物，被子植物包括单子叶植物和双子叶植物；染色体存在于细胞核中，由DNA和蛋白质组成，在每条染色体上一般一只有一条DNA分子。基因是DNA分子上决定生物性状的基本单位；人体的相同是由不同的器官形成的，器官又是由不同的组织构成的，组织是由细胞群构阅读下面的短文，然后按照要求写一篇150词左右的英语短文。 Hi, I am Mike. I just went through my first year of college. The toughest part on me at first was the general adjustment.1 went to a very small high school where my mom was a teacher and she did practically everything for me. But at the college I needed to know some basic life skills. such as balancing a check—book, laundry, and the things you have to be able to handle that I never thought of in the high school! It was really tough for me at first and I got badly homesick. Once that first semester was over and I got used to the college life, I loved it—good facilities, helpful instructors. and a good library. The Students’ Union organizes various parties every week. I also go to cinemas and concerts, and often spend Saturday nights in pubs and clubs. One thing I think is important is to get yourself active in things. I was on the dance team in college and met a ton of people that way ··· it was so much easier to make friends when you had a common ground. [写作内容] 学校最近组织了一次中美学生交流活动，你参加其中的“大学校园生活”讨论。听完Mike的发言之后，你准备写一份发言稿，题目是“Preparing Myself for College Life”，内容要点包括： 1. 以约30个词概括Mike的发言要点； 2. 然后以约120个词谈谈你理想的大学生活，内容包括： (1) 对中学生活的感受； (2) 理想的大学生活； (3) 中学生活和大学生活的差别，以及你打算如何适应。 [写作要求] 1. 在作文中可以使用自己亲身的经历或虚构的故事，也可以参照阅读材料的内容但不得直接引用原文中的句子； 2. 作文中不能出现真实姓名和学校名称。 [评分标准] 概括准确，语言规范，内容合适，篇章连贯