答案：A

no less than不亚于，竟达…之多The audience was Do less than five thousand. 听众有五千人之多。not less than不比……差，至少I’ll stay here not less than three days. 我将待在这里至少三天。no more than同样不；仅仅，只有He is no more than a worker. 他仅仅是个工人。not more than不如；至多He is not more diligent than you are. 他不像你那样勤奋。(重点在you are diligent。他也勤奋，但不如你勤奋。)