I.语法填空
The Internet is an amazing information resource. Students, teachers, and researchers use it as 1 investigative tool. Journalists use it to find information for stories. Doctors use it to learn more about unfamiliar diseases and the 2 (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 3 countries and cultures.