A:Do you surf online regularly , Joe ? B: Of course . I stay online for <MASK> at least every day . A: Are you crazy ? What are you doing four hours online ? B: Millions of things . I surf the Net , check my e-mail , and most importantly , I chat with my friends . A: Online chat ? Aren't you afraid of meeting bad people who pretend to be what they are not ? B: No , I am not . And I love to meet new people in the chat rooms who share a lot in common with me . A: It sounds interesting .
four hours four seconds twenty three hours