I. Perfectly Competition Characteristics and profit outlook Effect of new entrants II. Monopolies Sources of monopoly power. Maximizing monopoly profits. Pros and cons III. Monopolistic Competition

Section A : Listen to some statements about the time ball. Fill in the Blanks with what you hear on the tape 1.The time ball was originally used as a marine ____________. 2.The Greenwich time ball is said to be the world’s first public __________. 3.The ball is automatically raised halfway up the mast at ________ to the Top at 12:58 p.m., and drop at________

Pre-reading Activities: Listen, Look & Say Watch & Discuss Watch the video and discuss the given topics. Questions & Answers Listen to a passage and answer some questions. Listen to a passage and fill in the missing words. Spot Dictation Acquaint yourself with some relevant information. Background Information

Scotland Yard This is the headquarters of the London Metropolitan Police. The term is often used, popularly, to refer to one branch, the Criminal Investigation Department (CID). Named after a short street in London, the site of a palace used in the 12th century as a residence of visiting Scottish kings

Connecticut. We are grateful for the comments of Doug Allen, Tom Hazlett, Eric Rasmussen, Ian Wills, as well as participants in the Law and Economics Handbook Conference at Stanford Law School, the European School for New Institutional Economics, and a workshop at the University of Michigan

Watch the video and discuss the given topics. Questions & Answers Listen to a passage and answer some questions. Listen to a passage and fill in the missing words. Compound Dictation Acquaint yourself with some relevant information. Background Information

2.1 The Microbiological Laboratories Isolation of organisms for new products normally does not occur in laboratories associated with production cultures, however, production (mi￾crobiological) laboratories frequently do mutation and isolation work to produce strains with higher yields, to suppress a by-product, to reduce the formation of a surfactant, to change the physical properties of the broth to facilitate the product recovery

第二章命令主要有：新建New﹑打开Open ﹑关闭 Close ﹑保存Save ﹑另存save as ﹑退出Ex it ﹑图形界限Limits ﹑缩放Zoom ﹑平移Pan ﹑航空/ 鸟瞰视图Aerial View ﹑重画Redraw ﹑刷新Regen ﹑全部刷新Regen All ﹑图层Layer ﹑颜色Color ﹑线型Linetype ﹑线型比例Ltscale ﹑线型宽度 Lineweight ﹑单位Units 等

Lesson 1: Excuse me! Excuse me! Yes? Is this your handbag? Pardon? Is this your handbag? Yes, it is. Thank you very much

The War of the Roses (1455-1485) The discovery of America and the new sea routes Reformation of the church