In recent years ,fast food are becoming more and more popular in China .Especially among children and teenagers.According to the survey conducted by researchers,there are three factors which make fast food so popular .First of all ,it is convenient .For instance ,when you are rushing to your work place you could buy a breakfast on the way ,Second ,saving time .If you want to stay at home all day ,and don't worry they could send food to your house fast.Third ,the perfect sevice,when you come to KFC ,their smiling can make you feel so warm,
However ,analysing from the nutrition the fast food are not good for our health,That is why people call fast food "junk food". In recent years ,fast food are becoming more and more popular in China .Especially among children and teenagers.According to the survey conducted by researchers,there are three factors which make fast food so popular .First of all ,it is convenient .For instance ,when you are rushing to your work place you could buy a breakfast on the way ,Second ,saving time .If you want to stay at home all day ,and don't worry they could send food to your house fast.Third ,the perfect sevice,when you come to KFC ,their smiling can make you feel so warm,
However ,analysing from the nutrition the fast food are not good for our health,That is why people call fast food "junk food".