They have always said that a cup of coffee in the morning helps them begin their day in the right way.So they say a cup of coffee is necessary for them in the morning.
Do you know what in the coffee makes our bodies and brains active?It is caffeine.Caffeine may increase a person's mental and physical abilities .For example, two cups of coffee will make you breathe faster and augment body temperature.All this makes your heart beat faster,and doctors warn that this may be a little dangerous.
Caffeine is found in tea ,coffee,chocolate and some other foods. A little caffeine is probably not harmful. But too much caffeine can make people nervous and sleepless.
希望翻译的能像人说的话别话不像话,好的另加分