Fill in each numbered blank with the proper word from the box.

personal However is or purposes entertainment

People use the Internet for many (1) …………: education, communication, (2) …………….. and commerce. (3) ………………, the Internet has limitations. It (4)…………….. not only time-consuming and costly but also dangerous because of viruses and bad programs. Moreover, Internet users sometimes have to suffer various risks such as spam (5) …………… electronic junk mail, and (6) ………… information leaking. So, while enjoying surfing, be alert!