第一章 随机事件及其概率 第二章 随机变量及其分布 第四章 随机变量的数字特

第一章 随机事件及其概率 第二章 随机变量及其分布 第四章 随机变量的数字特

第1章函数与极限第一章习题课第2章导数与微分第3章中值定理与导数的应用第4章不定积分第五章定积分及其应用

第一章函数与极限第二章导数与微分第三章中值定理与导数的应用第四章不定积分

1. Unit 1 Life and logic Text A Love and logic: The story of a fallacy 2. Unit 2 Secrets to beauty Text A The confusing pursuit of beauty 3. Unit 3 Being entrepreneurial Text A Fred Smith and FedEx: The vision that changed the world 4. Unit 4 Nature: To worship or to conquer Text A Achieving sustainable environmentalism 5. Unit 5 Why culture counts Text A Speaking Chinese in America 6. Unit 6 Gender equality Text A The weight men carry 7. Unit 7 Energy and food crises Text A The coming energy crisis

1. Unit 1 Language in mission Text A An impressive English lesson 2. Unit 2 College — The ladder to success? Text A The humanities: Out of date? 3. Unit 3 Discovery of a new life stage? Text A Journey through the odyssey years 4. Unit 4 Dance with love Text A College sweethearts 5. Unit 5 The money game Text A Spend or save–The student’s dilemma 6. Unit 6 Less is more Text A Door closer, are you? 7. Unit 7 Women: Making a difference Text A Women at the management level

1989-2006年大学英语四级（CET-4）真题试卷（含参考答案）

Unit One A working life the context of educational reform. In the United Unit Two Talking books Unit Three Passing Fashions Unit Four Money Matters Unit Five The Gender Gap

Unit one A World inside Unit Two Though the eyes of a child travelling across the United States with no real Unit three The living arts Unit Four the United States, eg a bank, a marketing research

Unit One Live and Learn And in the United States, institutions are shows how much people in the United States think Unit Two A sporting chance Unit Three Breaking news was President of the United States from 1961 to Unit Four Animal magic Unit Five Time Off