Eye Contact
We humans not only use langues but also use gestures and expressions to communicate with each other.Eye contact is the most important part of the expression contact.Our eyes could contain lots of meaning and deliver them to people.Sometimes lovers make eye contacts to tell their love to each other.Sometimes enemys use eye contacts to show their enmity to each other.Sometimes we make eye contacts with the friends we meet in the street.In a word eye contact plays a very important role in our life,and without it our life won't be that colourful.