1. Introduce modal auxiliaries plus preseh perfect 2. Make students realize the importance of environmental protection

1. Help students use passive sentences 2. Advocate good manners on campus 3. Enable students to write letters of complaints

General explanations Nature and Nurture refer to two main factors that influence the physical, psychological and intellectual characteristics of human beings

Definition The term\language\ normally refers to human speech, spoken or written. Language forms the basis of communication between all human beings

Requirements specification: A structured document that sets out the services the system is expected to provide Should be precise so that it can act as a contract between the system procurer and software developer and thus needs to be understandable by procurers and developers

武汉工程大学：《综合英语》（英文版） Final For English Majors 2003 (Level 2)(A)

Evolutionary Model Prototyping- \Do it twice to assess feasibility to verify requirements May only be a front end or executable specification Or develop system with less functionality or quality attributes °3 approaches:

上海交通大学：《生物技术与人类》通识课程教学资源（课堂讨论PPT）电子信息工程与生物学的融合

上海交通大学：《生物技术与人类》通识课程教学资源（小论文）2013夏季小学期_信息工程与生物学的融合——生物技术与信息的应用

武汉工程大学：《综合英语》（英文版） Part Reading Comprehension