5．
The Internet is an amazing information resource. Students, teachers, and researchers use it as 61. investigative tool. Journalists use it to find information for stories. Doctors use it to learn more about unfamiliar diseases and the 62._ (late) medical development. Ordinary people use it for shopping, banking, bill-paying, and communicating with family and friends. People all over the world use it to connect with individuals from 63. countries and cultures. However, 64._ there are many positive developments 65._ (associate) with the Internet, there are also certain fears and concerns. 66. concern relates to a lack of control over67._ appears on the Internet. With television and radio there are editors to check the accuracy or appropriateness of the content of programs, and with television there are 68. (restrict) on what kinds of programs can 69. (broadcast) and at what times of the day. With the Internet, parents cannot check a published guide to determine what is suitable 70. their children to see.