题目列表(包括答案和解析)
| A.甲图中a是胰岛素,肝细胞上的受体与a结合后,可引起糖元的合成速率加快 |
| B.乙图中的b是细胞表面受体,其化学本质是糖蛋白 |
| C.丙图中的抗体是由游离于细胞质基质中的核糖体合成,内质网运输,高尔基体再加工后经外排方式分泌的,它的产生与释放都不需要能量 |
| D.发生丙图中生理过程的e细胞至少接受过两次过敏原的刺激,它释放的d物质为组织胺 |
| 时间 | 油菜花成长过程 |
| 秋收一过 | 种上菜籽 菜苗冒出 |
| 一拃高时 | A |
| 立春前 | B |
| 清明左右 | C |
A)地球只有一个。如今越来越多的人关注环保。北京学生李凯,15岁,酷爱画画;经常在课余时间去野营,喜欢倾听鸟叫;立志长大后成为生物学家(biologist),努力挽救动物并成为它们的朋友。
请帮他填写一张申请参加学校组织赴加拿大“绿色之旅”的个人信息表。
Personal Information
| Name | Age | Sex | Male | ||
| Nationality(国籍) | __________________ | ||||
| Hobbies | __________________ | ||||
| Free time Activities | ★Going camping ★_________ the singing of birds | ||||
| Future job | Being _________ when I grow up | ||||
| Hope | ★Trying my best to_________ ★Being __________________ of them | ||||
B)请你根据上面信息表为李凯准备一篇在开营仪式上的发言稿。
内容要求:
1.自我介绍:
2.发出呼吁:地球只有一个,所有生物是一家;保护动物,与它们和谐相处。
注意事项:
1.字迹工整,语言连贯,字数80—100;
2.鼓励写出真情实感,对紧扣主题的发挥不予扣分;
3.首尾句己给出,不计入总数。
Dear friends,
I'm very glad to introduce myself to you.
___________________________________________-
____________________________________________
____________________________________________
That's all.Thank you for listening.
| A.托马斯·杨通过对光的干涉现象的研究,证实了光具有波动性 |
| B.卢瑟福通过“α粒子散射实验”的研究,发现了原子核是由质子和中子组成的 |
| C.麦克斯韦验证了电磁场理论,提出了光是一种电磁波 |
| D.贝克勒尔发现了天然放射现象,并提出了原子的核式结构学说 |
Ⅰ栏是5个人的不同情况,Ⅱ栏中是7种不同的建议,请将它们配对。其中有两项是多余的。
| ( ) 1. It takes me much time to remember the new words,but I nearly forget all of them after a few days. ( ) 2. I’m bad at reading English articles,because there are too many new words in them. ( )3. I can’t write down the words when I am listening,although I can hear every word clearly. ( )4. I’m good at English, but I’m afraid to speak English with others. ( )5. I can understand my English teacher in class, but I always find that it is hard for me to finish the exercises by myself. | A. Try to review (复习) the things that you learn in a day. Ask your teachers or your classmates more about your questions. B. Don’t stop to think when you hear the new words. You don’t need to know every word in the articles. C. You don’t need to know each word when you are reading. Sometimes you can guess the meeting of the mew words, and then you can get the main (主要的) ideas. D. you should do more exercises and try to write down all the words you hear. I think you will make progress (取得进步). E. Review the words again and again until you remember them. F. Don’t spend all your time on study. Try to relax yourself. G. Don’t worry. Try to speak English more with your good friends first. When you can do it well, speak to others. |
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com