(1) ___first computers were large, heavy and expensive. Modern computers are much smaller and are doing more and more jobs in (2) ___world. In(3) ___industry and business and in (4) ___factories and offices, computers save time and energy. Here are some examples of other uses: In some hospitals(5) ___doctors keep information about their patients in (6) ___computer. In addition, (7) ___computer has information about(8) ___different illnesses and their treatment. When (9) ___patient arrives at(10) ___hospital, (11)doctor makes his diagnosis with (12) ___help of (13) ___computer. Today, there are computers in all universities and schools. Students can check their answers to different problems with (14) ___help of (15) ___computer, as well as using (16)_______ computer for information. In (17) ___future, computer technology can play (18) ___important part in education. In supermarkets with computerized check-out counters, all items have special labels. (19) ___computer scanner reads (20) ___labels and identifies(21) ___item and (22)price. (23)machine then prints this information on (24) ___piece of paper for (25) ___customer; at (26) ___same time, (27)______ computer keeps (28) ___record of (29)_items left in (30) ___supermarket.