急!!!!!!找錯處

there is ONE wong word in every line:


a)In many countries,computers are install in schools.Students attend computer
b)classes and e-learning become a reality.They can surf the Internet for
c)informantions and collect materials for project work.Teachers at two different
d)school can oranise online workshops to allow students to participate for
f)discussions over a wide range of topic.

加解釋ple~