1. Principle of easiest penetration 2. The kinds of computer security breaches 3. What is firewall 4. 了解英文摘要的写作技巧

一、英文书信的构成 二、英文书信的格式 三、信封的写法 四、常见英文书信类型 五、综合练习

论文写作：中、英文摘要的基本要求

Objectives To learn what choice paragraph is To learn to write a choice paragraph effectively In a paragraph where you have to make a choice, you need to choose which object, idea, or action sor events

Lecture 5 Sequence Paragraph Objectives To learn what a sequence paragraph is To learn to write an effective sequence paragraph Writing instructions wha at is a sequence paragrap h?

Letter Writing (Samples and Instruction) My dearest friend Recently I have noticed a habit of yours that is becoming a serious problem. It smoking. As long as you are in, our bedroom is filled with terrible smell and the ashtray is overflowed with cigarette butts

Marine Shiping Industrical *** Big-Scale: Industical Ships Small-Scale: Small Boats Employees about 50,000 nearly 120,000,000about Annual: Industical Proceduess ** million tones ** million tones

Unit 1 In production Objective of the class （1) A better understanding\writing\ what, why,and how （2)Building up confidence of long writing by the first article 3)Survey of computer skills Task （1) Take notes about what teacher says in class

Yesterday, you interviewed two people for a job as Assistant manager in your office. Write two short letters, one to the person who got the job, and the other to the person who did not get it, telling them your decision. (Invent any details you need.)

（1). Writing competence(paragraph level) Band 4: Write a 150-to- 200-word article in 30 minutes/ a piece of 60 ord applied writing in 10 minutes （2)thinking ability(classification, analysis, contrast or comparison etc)