据统计,电子计算机在美国教学中正在迅速普及。1983—85年,教学用电子计算机的数量由25万台增加到1百万台。大约有2万5千所学校引进了计算机;拥有5台以上计算机的小学由原来的7％增加到54％;拥有15台以上计算机的初中由10％增加到56％;高中学生在计算机上花费的时间每周平均为90分钟,比1983年增加了一倍。使用计算机的学生由450万增加到1,500 According to statistics, electronic computers are rapidly popularizing in American teaching. In 1983-85, the number of teaching electronic computers increased from 250,000 to 1 million units. Approximately 25,000 schools introduced computers; primary schools with more than five computers increased from 7% to 54%; junior high schools with 15 or more computers increased from 10% to 56%; high school students spent on computers The average weekly time is 90 minutes, doubling that of 1983. The number of students using computers increased from 4.5 million to 1,500