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1、Lesson 43:Books or Computers?New wordsprinting press n.印刷机machine n.机器modern adj.现代的which pron.哪一个；指提到的事物Project:WHICH ONE DID MORE?BOOKSINTERNETBooks or Net?What is a printing press?The printing press is a machine that can make lots of books in a short time.How were books made before the printing p
2、ress?Before the printing press,books were written by hands.Sometimes,people worked for years to make books by hand.How did books change information?The printing press could make many books quickly.Because there were more books,more people could read books.Information began to travel much faster and
3、much farther.Books also“kept”information for you.If you forgot something,you could look it up.The Internet helps me do my homework.I can find lots of information in just a few minutes.Which invention do you think is more important-the printing press or the Internet?Before the printing press,somebody
4、 write every book by hand with a pen.在印刷机之前，每本书是一些人用钢笔手工写的。by hand手工That old book was written by hand.那本旧书是人工抄写的。I like to eat dumplings made by hand.我喜欢吃手工包的水饺。【拓展】by hand还有“用体力”“由专人”等意思。The letter was delivered by hand.此信由专人递送。The printing press is a machine that can make lots of books in a short
5、time.印刷机是一台在很短的时间内能印刷许多书的机器。1)machine机器。如：washing machine 洗衣机 printing machine(=printing press)印刷机2)in a short time在很短的的时间内，in在以后“in+时间段”通常用于将来时。如：My father will be back from Beijing in a week.我爸爸一周之后就从北京回来。“after+时间”也可以用于将来时，但after之后加时间点。例如：Hell come back after seven oclock.他将在7点钟回来。课堂练习选恰当短语填写：by hand know about look up lots of in a short time 1.The Internet can help us dothings.2.The pyramids was made.3.I want to this thing from beginning to end.4.The computer can solve the problem.5.If you dont know the new word,you canitin the dictionary.HOMEWORKw练习册Lesson43：综合应用w1.句型转换w2.补全对话，每空一词