B
全句完整如下
little Tom is a handsome ,smart and honest guy （who is )liked by the teachers and almost all his classmates except green-eyed John.
括号部分为定语从句中可省略的部分.主句是little Tom is a handsome ,smart and honest guy ,其他后面的部分则是作为定语从句的部分
帮我做道英语选择题little Tom ( )a handsome ,smart and honest guy like