Learning about Language板书设计及设计说明

Book 2 unit 3 Learning about Language Period 1 The General Idea of This Period：

This period includes revision of the text, learning about language. From this period, students will learn how to use some of the key words and expressions in the text and do some exercises for consolidation. Teaching Aims：

1. Students can learn some useful words and expressions. 2. Students can learn these useful words and expressions to do some exercises. 3. Students can build up their confidence in learning English. Teaching Important Point：

The usage of these important words and expressions. Teaching Difficult Points：

How to master the usages of some important words and phrases. Teaching Methods：

1. Task-based learning. 2. Cooperative learning. 3. Explanation and practice. Teaching Aids：

1. A tape recorder. 2. A multimedia. Teaching Procedures(45 minutes)：

Step 1 Revision (10 minutes) T：Boys and girls，in last period we learned something about the history and development of computers. Now who would like to retell the text with the help of these figures? S1：Let me try. In 1642，a calculating machine was used in France. Then in 1922，the Analytical Machine was made by Charles Babbage. It could follow instructions from cards with holes. In 1936，Alan Turing，the real father of computers，wrote a book to describe how computers could be made to work and built a “universal machine”

to solve any mathematical problem.

Later，people discovered the computer had “artificial intelligence”.In the 1960s，the computer got his new transistors. Its size was totally changes at that time. And in the early 1960s，the first family of computers were connected to each other. In 1970s，computers have brought into people’s homes. Now computers have been used by billions of people to deal with information and communicate with each other around the world by the Internet. T：Congratulations! You’ve done very well. Now try to do the same to your partners，OK! Step 2 Words and Expressions (20 minutes) Task 1 (10minutes) T：Please turn to Page 20 and finish Discovering useful words and expressions. At first，look at Ex.1.From the reading passage，find the words and expressions with the following meanings. Now，ten students will be asked to give the words. Who can? Volunteers! Check the answers together. Task 2 (5 minutes) T：Well done. Now please look at Ex 2. and complete the passage with some of the words above. Pay attention to the use and the forms of those words. Task 3 (5 minutes) T：Please finish Ex.3.Look at the sentences on Page 20.Tick the right word. Then some of you will be asked to read the sentences one by one. Step 3 Consolidation (10 minutes) Task 1(5 minutes) T：Please turn to Page 56 and let’s finish Using Words and Expressions. First look at Ex.1.Read through the words in the right-hand box below. Use some of them to name each part of a computer in the left-hand box. We have known about computer. But who can give us the exact names? Task 2 (5 minutes) T：Now please look at Ex.2.Complete the sentences with some of the words in the right-hand box above. You can use each word only once. First do the exercise individually，and then check your answers with your partners. And last seven students will be asked to report their answers to the class. Step 4 Take notes (4 minutes)

Step 5 Homework (1 minutes) 1.

Recite the useful words and expressions. 2.

Finish these exercises on p19 Ⅰ、Ⅱ