根据短文内容选择答案。

      There are four people in the twins’ family. They are the twins, their father and their mother.

      The twins’ names are Lucy and Lily. They are fourteen. They are in the same class in the NO.1 Middle School. They are very good students. They not only work very hard but also sing very well. They want to join the music club. Lucy wants to play the piano. Lily can play the guitar.

      Their father, Mr. King, is a teacher. He teaches English in a school near his home. Their mother, Mrs. King, is a teacher, too. She teaches Chinese. Mr. and Mrs. King are in different schools. But they have the same hobby — play the guitar.

关于礼貌、礼仪，下列认识正确的是(   )
①是个人素养最直接的外现形式②言谈举止彬彬有礼，是赢得别人尊重的前提③懂礼貌、讲礼仪，是成功交往的条件之一④礼貌、礼仪不是交往的最前沿

1－耕地    2－居民地    3－湖泊