助动词has +wait的过去分词 waited,是现在完成时,现在完成时表示过去发生的某一动作对现在造成的影响或结果,也可指过去发生的某一动作一直持续到现在,有可能继续持续下去,举例说明,He has just waited for me. He has already waited for me for an hour.