《大学英语教程》课程教材配套电子教案（PPT教学课件，北大版）第一册 第三单元

大学英语教程 (北大版第一册) TEXT Unit 3

大学英语教程 (北大版,第一册) TEXT Unit 3

Checking Questions on Background Note How much do you know about college library in the United States? 。What is plagiarism? .What does“www”stand for? How to avoid plagiarism? What is bibliography? Do you know montage?Please say something about it

Checking Questions on Background Note • How much do you know about college library in the United States? • What is plagiarism? • What does “www” stand for? • How to avoid plagiarism? • What is bibliography? • Do you know montage? Please say something about it

Part I Language Skill Part II Text A Discussion Part III Text B Treatment Writing Awareness

Part I Language Skill Part II Text A Discussion Part III Text B Treatment Writing Awareness

Part I Language Skill ·Key Words made easy Key Expressions in Use PART II PART III WRITING

Part I Language Skill • Key Words Made Easy • Key Expressions in Use

Key words Made Easy ④·semester n.学期 one of two parts of 15 to 18 weeks of an academic year ④·original a.最初的，有创见的 full of creative ideas;inventive ④·clue n.线索 something that serves to guide or direct in the solution of a problem or mystery ④·feature n.特点，特色 special aspect,quality,or characteristic ④。fabulous a.极好的，令人惊讶的 unbelievably true,astonishing PART I PART II PART IIIWRITING

Key words Made Easy • semester • original • clue • feature • fabulous one of two parts of 15 to 18 weeks of an academic year full of creative ideas; inventive something that serves to guide or direct in the solution of a problem or mystery special aspect, quality, or characteristic unbelievably true, astonishing n. 学期 a. 最初的，有创见的 n. 线索 n. 特点，特色 a. 极好的，令人惊讶的

d·superficial n.表面的 of or on the surface only;not thorough or profound ④·demonstrate 显示出 indicate;show clearly and deliberately ④· gateway n.通路 something that serves as an entrance or means of access ④·version n.版本 a description or an account from one point of view ④·：urge n.敦促，驱使 to force or drive forward or onward PART I PART II PART IIIWRITING

• superficial • demonstrate • gateway • version • urge of or on the surface only; not thorough or profound indicate; show clearly and deliberately something that serves as an entrance or means of access a description or an account from one point of view to force or drive forward or onward n. 表面的 v. 显示出 n. 通路 n. 版本 n. 敦促，驱使

My instructor wants me to do better next semester. Q:What does your instructor tell you? A:He wants me to do better next semester. Professor Brown praised Jack for his original ideas in his term paper. Q:Why did Professor Brown praise Jack? A:He praised Jack for his original ideas in his term paper. Lisa didn't have any clue about how to start her M.A. thesis. Q:Did Lisa know how to start her graduation thesis? A:No,she didn't have any clue about it. PART I PART II PART IIIWRITING

• My instructor wants me to do better next . Q: What does your instructor tell you? A: He wants me to do better next semester. • Professor Brown praised Jack for his ideas in his term paper. Q: Why did Professor Brown praise Jack? A: He praised Jack for his original ideas in his term paper. • Lisa didn't have any about how to start her M.A. thesis. Q: Did Lisa know how to start her graduation thesis? A: No, she didn’t have any clue about it. semester original clue

.Most computers share some standard features in their operation. Q:What do most computers have in common? A:They share some standard features in their operation. .What a fabulous idea you've found on the computer! Q:How was the idea on the computer? A:It was a fabulous idea. .The dean made some superficial comments on my paper. Q:What kind of comments did the dean make on your paper? A:He made some superficial comments. PART I PART II PART III WRITING

• Most computers share some standard in their operation. Q: What do most computers have in common? A: They share some standard features in their operation. • What a idea you’ve found on the computer! Q: How was the idea on the computer? A: It was a fabulous idea. • The dean made some comments on my paper. Q: What kind of comments did the dean make on your paper? A: He made some superficial comments. features fabulous superficial

Now,you have an opportunity to demonstrate your skills on the Internet. Q:Can I show you what I can do on the Internet? A:Yes,now you have an opportunity to demonstrate your skills on the Internet. .A computer connected to the Internet is like a gateway to the whole world Q:What is a computer connected to the Internet like? A:It's like a gateway to the whole world. PART I PART II PART IIIWRITING

• Now, you have an opportunity to your skills on the Internet. Q: Can I show you what I can do on the Internet? A: Yes, now you have an opportunity to demonstrate your skills on the Internet. • A computer connected to the Internet is like a to the whole world. Q: What is a computer connected to the Internet like? A: It’s like a gateway to the whole world. demonstrate gateway

This new version of the database software works very well. Q:How does this software work? A:This new version works very well. .Tom seems to have a strong urge to get on-line whenever he is in the laboratory. Q:Does Tom often get on-line? A:Yes,he seems to have a strong urge to get on-line whenever he is in the laboratory. PART IPART II PART IIIWRITING

• This new of the database software works very well. Q: How does this software work? A: This new version works very well. • Tom seems to have a strong to get on-line whenever he is in the laboratory. Q: Does Tom often get on-line? A: Yes, he seems to have a strong urge to get on-line whenever he is in the laboratory. version urge