题目内容
（请给出正确答案）
[主观题]
According to the passage, it is possible for us to tell one type of person from another be
cause ______.
A．people differ in their behavioral and physical characteristics
B．human fingerprints provide unique information
C．people's behavior. can be easily described in words
D．human faces have complex features
答案
A
解析：本题要求判断“区分不同类型的人为何是可能的”的原因。文章第二段“We also tell people apart by how they behave，in which he or she acts，speaks，thinks and deals that make that individual different from others．”从中看出，区分不同类型的人也可根据人的行为特征，包括他的举止、言谈、思考以及感受方式来判断。再根据第一段和文章的最后两行可以看出人的外表也是各不相同的。综上得出结
