英语必修 第二册Unit 3 The internet课文内容课件ppt

这是一份英语必修 第二册Unit 3 The internet课文内容课件ppt，共22页。PPT课件主要包含了Brainstorm，abacus，calculator，PDA，Who am I ，Timeline ， ，Summary等内容，欢迎下载使用。
1. What cmputer brands d yu knw?
The develpment f cmputers
Pre-reading
What d they have in cmmn?
Fast reading
1. Wh is the speaker in this stry?2. What's the main idea f this passage? A. The develpment f cmputers. B. The develpment f the cmputer and hw it is used in different fields. C. A machine which is simple-minded. D. Cmputers may replace human beings.
Reading Cmprehensin
1642: __________________________ __________________________1822: The analytical machine was made by Charles Babbage.1936: __________________________ __________________________
The cmputer began as a calculating machine
Alan Turing wrte a bk t describe hw cmputer culd be made.
1940s:___________________________ ________________________________: The first family f cmputers was cnnected t each ther.1970s: ___________________________ ___________________________Nw: ___________________________ ___________________________
Cmputers had grwn as large as a rm.
First as a PC and then as a laptp, cmputers were used in ffices and hmes
Cmputers cnnect peple all ver the wrld tgether.
1. Hw ld is the cmputer? A. Over 370 years. B. Abut 270 years ld. C.Abut 170 years. D. Abut 470 years ld.2. Wh was the first persn t make the earlist cmputer? 3. Wh was the next imprtant persn t design cmputers? Alan Turing
Charles Babbage
Alan truing
Wrte a bk describing cmputer and built up the universal machine
Charles Babbage
Made the earliest cmputer
4. When was the “universal machine” built? A. In 1822 B. In 1642 C. In 1936 D. In 19705. Hw did cmputers develp accrding t the passage?
calculating machine
analytical machine
universal machine
Pst-reading
Hw d yu use cmputers ?
The impact f cmputer n ur life
Cmputers are changing ur life day by day and making ur life mre and mre cnvenient. We can d many things n cmputers. But everything has tw sides, I hpe all f yu culd use it in a right way.

1. Main idea f each paragraph
2. Fill in the blank accrding t the passage