四、根据句意,将句子补充完整
Today I’m going to tell you how to send an e-mail
1.（）（）your computer and （）（）the Internet
2.（）your e-mail program and you can see a picture of a （）
3.（）（）the letter ,a box will appear on the screen
4.（）（）“write a letter”.Another box will appear
5.Click on “To”.Type the（）
6.Click on “（）”and type the title
7.（）your e-mail in the big and empty box
8.Click on “（）”and your letter will be sent to your friends