Unit 3 Computers Reading课件 人教版必修2
Unit 3 Computers Reading课件 人教版必修2第4页

It talks about the ___________ and the ______________ of computers.

2.What does the passage mainly talk about?

history

development

Scanning: Listen to the tape, find out the answers to the following questions:

1. “I” in the passage refers to _______. A. A TV set B. A computer C. A radio D. The internet