约3090字。

　　Unit 3  Project Doing Research on the Internet
　　Teaching aims:
　　Encourage students to practise their English by completing a project.
　　Important & difficult points:
　　1.Read an information sheet about Internet research.
　　2.Language points in the text.
　　3.Students use what they have learnt to finish a project by working together.
　　Teaching procedures:
　　Step 1 Revision
　　Step 2 Lead-in of the reading passage
　　1. Asdents to work in pairs to siscuss the steps they follow when they research information on the Internet. Ask them to write down what they do step by step.
　　2. Ask two or three pairs to present their ways of researching information to the class.
　　Step 3 Reading
　　Asdents to read the article in Part A with the help of the following table.
　　Comparison of the two search services:
　　Search engines Subject directories
　　﹒ a type of computer program
　　﹒ based on the key word(s) you type in
　　﹒ choose pages for you which contain the word(s) you ask for
　　﹒ prevent unevaluated contents
　　﹒ present the full articles or pages ﹒ built by humans
　　﹒ selected by a person and divided into ﹒﹒ specific subject categories
　　﹒ present a bunch of titles of articles or
　　pages, sometimes a short summary
　　﹒present evaluated, relevant and correct information,
　　Step 4 Language points
　　1．guide 
　　n．领路人，导游者，引导者，指南
　　a guide book导游指南
　　A guide led us around the city．向导带我们到市内各地去游玩。
　　A Guide to English Grammar 《英语语法入门》
　　vt．指导，支配，管理，带领，操纵     vi．任向导
　　He guided us through the narrow streets to the supermarket.他领着我们穿过小街到那超市。
　　guide a person’s hand 牵某人的手。
　　常用guide sb．in doing sth      guide sb to a place
　　guidance n．指导，领导    guided adj．有导游的    guided tour有导游的游览
　　●试题回顾
　　谢谢你指导我学习。  Than for guiding me in my study.
　　2．step
　　v．走，举步，移步，踏   vi走，跨步     n．[C] 脚步，措施，梯级，台阶
　　step into／out of sp. 走进／走出某地;   step outside 走到外面
　　Go two steps, please．跨两步。
　　take steps to do sth. = tares to do sth. = do sth. to do…采取措施做某事
　　She took a few steps towards the window．她向窗口走了几步。
　　They have made a big step in their business．他们在事业上迈进了一大步。
　　Sorry! Did I step on your toes?对不起!我是不是踩到你的脚了?
　　词组：in(out of) step步调(不)一致  step forward向前走
　　stepmother n．继母        step by step一步一步地，逐渐地
　　3．aid
　　n．[U]帮助，援助；[C]帮助者，有帮助的事物
　　He came to my aid．他来帮助我。     first aid   急救
　　with the aid of借着…… 的帮助    in aid of sb/sth  以支援或帮助某人/事物   come to sb’s aid  前来（去）援助某人