Read the following passage and mark the letter A, B, C orD to indicate the correct word or phrase that best fits each of the numbered blanks.

Spending your free time (30) ____________ the Internet can be fun. You can chat, share photos with friends, and play online games. But some people are addicted to the Internet. They just can’t turn it off. Being online for (31) ____________ hours at a time does not mean you have a problem. The Internet is very useful. Online, you can pay your bills, buy clothes, and read the news. There are many good reasons to spend time online. However, people with an Internet addiction are online too much. They don’t spend time with their friends and family. Instead, they spend their time chatting with their Internet friends, people they have never met in real life. Some also play online games all day or night. Some people with Internet addictions even leave (32) ____________ jobs so they can spend even more time online! People with Internet addictions don’t just go online to shop, have fun, or do work. People who have this problem often go online (33) ____________ they want to escape the stress and problems in their lives. Many Internet addicts stop caring about their real lives, and focus only on their online lives. One way Internet addicts can get help is by using special software. This software controls how much time someone can spend online. It tells the computer to turn off the internet after a certain amount of time. This helps people (34) ____________ on real life. The software’s goal is to teach people to use the Internet for good reasons and not just as an escape.

30. A. in                      B. on                           C. at                            D. with

31. A. many                B. much                       C. an                            D. lot of

32. A. his                     B. our                          C. their                                    D.your

33. A. although           B. so                            C. but                          D. because

34. A. to focusing       B. focus                       C. focusing                  D. focused