1T
-> thông tin : Firstly, sitting all day in front of the computer can cause health problems such as eye-tiredness and obesity
2T
->Thông tin : Firstly, sitting all day in front of the computer can cause health problems such as eye-tiredness and obesity. Secondly you may get irritated easily. Besides, if you use the computer too much, you will not have time for your family and friends.
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3F
-> thông tin : Besides, if you use the computer too much, you will not have time for your family and friends.
4F
-> thông tin : In short, computers should only be used for a limited time.
5 T
-> thông tin : In short, computers should only be used for a limited time.