Unit 3 1. It is important that the hotel receptionist that guests are registered correctly A)has made sure B)made sure C)must make sure D)make sure

一、研究蛋白质构象的方法 二、稳定蛋白质三维结构的作用力 三、蛋白质的二、三、四级结构 四、蛋白质折叠和结构预测

私立华联学院：《英语精读》课程教学资源（试卷习题）新大学英语四级考试全真模拟考试（四）参考答案

私立华联学院：《英语精读》课程教学资源（试卷习题）新大学英语四级考试全真模拟考试（四）试题

医疗事故分四级 一级医疗事故:造成患者死亡、重度残疾的; ニ级医疗事故:造成患者中度残疾、器官 组织损伤导致严重功能障碍的; 三级医疗事故:造成患者轻度残疾、器 官组织损伤导致严重功能障碍的; 四级医疗事故:造成患者明显人身 损害的其他后果的

2003年1月全国大学英语四级考试真题和答案 Part I Listening Comprehension(20 minutes) Section a Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. Both the conversation and the question will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked

2002年6月全国大学英语四级考试真题和答案 Part I Listening Comprehension (20 minutes) Section A Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. Both the conversation and the question will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked

2005年1月全国大学英语四级考试真题和答案 Part I Listening Comprehension(20 minutes) Section a Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. Both the conversation and the question will be spoken

2006年6月全国大学英语四级考试真题和答案 Part I Writing(30 minute) 注意:此部分试题在答题卡1上 Directions: For this part, you are allowed 30 minute to write a short essay on the topic of students selecting their lectures. You should write at least 120 words following the outline given bellow:

2005年12月全国大学英语四级考试真题和答案 Part I Listening Comprehension(20 minutes) Section a 1. A)See a doctor. B Stay in bed for a few days. C)Get treatment in a better hospital D)Make a phone call to the doctor. 2. A)The 2: 00 train will arrive earlie B)The 2: 30 train has a dining car