题目内容：

阅读下面材料, 在空白处填入适当的内容（1 个单词）或括号内单词的正确形式。

ICQ is short for  “I  Seek  You”,  and  is  an  easy-to-use  Internet  program,  which  makes  1.(communicate)  online  easy. With  ICQ, you can chat, send 2.(message)and  files,  play games and surf the Net with your friends, and much more. With just a click of your mouse, you and your friends are 3.(immediate)connected.

Using ICQ  is simple.  4.you install ICQ, the  program asks you 5.(register). At the    time of registration, you receive a special ICQ number. You can also enter information about yourself, 6.(allow) other ICQ users to recognize you when you  log  on.  Once  you  have registered, you can make  7. list of  your  ICQ  friends. Then  ICQ  8.(use)  the  list  to   identify your friends. As soon as you log onto the Internet, ICQ automatically lets people know that you  are online. Whether you are in Asia 9.Europe,  in the  United States or China, in London or Beijing, your friends from anywhere can be 10.(access) to you at any time through ICQ.