Having a computer for work and study is of great convenience. First of all, storage and access of documents are no more burden. Unlike the traditional bookshelf or desk, where papers and books can be a real mess, in the case of a computer, everything is neatly organized inside the machine and should be in sight almost immediately through a search command. In addition, computers help students widen their knowledge horizon. In other words, they provide a variety of materials such as e-books, audios or learning websites for reference thanks to instant access to the Internet. Moreover, collaboration has never been easier with the aid of computers. With a stable network connection, group members can share files and update progress withous ever needing to move around. In conclusion, computer has become indispensable for my work and study.