Computers are helpful in many ways. First, they are fast.They can work with information even (25)_______quickly than a person. Second, computers can work with a lot of information at the same time.Third, they can (26)_______information for a long time. They do not forget things that the common people do. Also, computers are almost always correct. They are not perfect, (27)_______ they usually do not make mistakes. Recently, it is important (28)_________ about computers. There are a number of things to learn.Some companies have classes at work. In addition, most diversities offer day and night courses in Computer Science. Another way to learn is from a book, or from a friend. After a few hours of practice, you can work with computer, you may not be an expert but you can have fun. Question 25. A. more B. most C. the more D. the most Question 26. A. get B. keep C. last D. have Question 27. A. and B. so C. or D. but Question 28. A. of know B. to know C. knowing D. know