2018-2019学年度人教版必修二Unit3 Computers-reading教案
2018-2019学年度人教版必修二Unit3 Computers-reading教案第3页

(3)Careful- reading

Time The development of the computers 1642 1822 The analytical machine was made by Charles Babbage. 1940s The first family of computers was connected to each other. 1970s now Step4. Retelling

What are the advantages and disadvantages of the computers?

Step5 Homework

Finish P19 Ex3.