QA41. What do you use an MP3 player for?
QA42. What does an MP3 player freeze mean?
QA43. How have smart phones changed our lifestyle?
QA44. What kind of features do smart phones have?
QA45. How many ways can businesses communicate with each other?
QA46. What are the benefits of different kinds of electronic communication?
QA47. How can social network sites help us?
QA48.Why do people use social networking and gaming sites?
QA49.Why do people use GPS?
QA50. What businesses can use GPS?
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