1. Ask students to do the exercise on page 46 individually.

Answers

(1) developmemt (2) popularity (3) failure (4) connection

(5) improvements (6) presentation (7) achievement (8) admiration

【设计说明】鼓励学生自己进行归纳、整理，得出动词或形容词后加后缀构成名词的规律，最后以填空练习巩固所学内容。

Step 4 Words related to computers

1. Ask students to read carefully the picture on page 47 and ask students to answer the following questions:（PPT page 13，鼠标点击，显示问题，图像书上有，不再附加）

(1) Can you name the different parts of the computer?

(2) Can you describe their functions?

Answers

Part Function floppy disc a flat piece of plastic for storing information USB disc a portable, pocket-sized disk that can store a lot more information than a floppy disk CD-ROM/DVD-ROM a CD or a DVD on which large amounts of information, sound and pictures can be stored keyboard a set of keys for typing printer a machine that puts the words and pictures onto paper mouse a small device moved by hand to move the cursor on a computer screen mouse mat a small square of plastic that is the best kind of surface on which to use a computer mouse hard drive a disk that can store more information than a floppy or USB disk monitor/LCD Monitor a screen that shows information from a computer screen/LCD screen a part where you see the words and pictures speaker a part of the computer where the sound comes out 2. Ask students to read the instructions and complete the exercises on page 47.

Answers

(1) keyboard (2) mouse (3) data (4) floppy disks

(5) CD-ROMs (6) CPU (7) connect (8) e-mails

(9) information (10) Web

【设计说明】通过图片，帮助学生学习电脑各部件的名称及相关作用，用缺词填空的形式进行巩固。

Step 5 Summary（PPT page 12，鼠标点击，逐条显示）

Make a summary about what have been learned in this period.