Reading

　　Teaching aims and demands:

　　1. To improve the ability of reading - topic sentence/supporting details

　　2. To learn more information about computers.

　　3. Study new words and sentences about computers.

　　Teaching focuses and difficulties:

　　1. To understand the structure of the passage

　　2. To learn how to find the topic sentences and supporting details.

　　Teaching procedures:

　　StepⅠLead-in

　　1. Show the students some math problems.

　　1+2=?

　　1+2+3=?

　　1+2+3+4=?

　　1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+...=？

　　Question: How can you solve difficult sums?

　　2. Show students some pictures and students will think of words to match the pictures. This introduction tests the students' knowledge of the development of computers.

　　　　　abacus → calculator → huge computer → PC → lap top →?

　　Question: What do you learn about computers?

　　StepⅡ Brainstorm

　　During this process, it is a good chance to present new words. Students think of some words about computers and the Internet by some pictures.

　　Related computer words

　　Internet data webpage desktop website network

　　hardware software monitor keyboard mouse database

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