It is often said that eyes can speak．Do you have such kind of 1 ? In a bus you may took at a stranger，but not too 2 ．If he notices that he is being looked at，he may 3 uncomfortable．It is the same in daily life．when you are looked at for several more times，you will look 4 up and down in order to 5 if there is anything wrong with you．If 6 goes wrong，you will feel angry with the person who is looking at you．7 can speak，right?

Looking too long at someone may seem to be impolite．But sometimes things are8 ．If you wish to draw someone's9 ，you male look at him or her for more than ten seconds．For lovers，they enjoy looking at each other longer to show the love that words cannot10 ．Clearly，eye communication should be done according to the relationship between the two people and the certain situation．