what is the disadvantage of using smart phone
ความสัมพันธ์กับคนรอบข้างลดลง สายตาสั้นขึ้น และไม่มีมีสมาธิ
how did the writer spend his time at London without his smart phone on their phone ?
do you think mobile phone are taking over our lives?
being underground it is difficult to get any signal,which rules out texting or using the internet