题目

Perhaps the most famous theory, the study of body movement, was suggested by Professor Ray Birdwhistell. He believes that physical appearance is often culturally programmed．In other words, we learn our looks ---- we are not born with them．A baby has generally unformed face features．A baby, according to Birdwhistle, learns where to set the eyebrows by looking at those around family and friends．This helps explain why the people of some areas of the United States look so much alike, New Englanders or Southerners have certain common face features that cannot be explained by genetics（遗33333÷66666的结果是1212．