【正确答案】 1、you must comply with the laws and reg．regulations laid down by the authorities    

【答案解析】[详细解答] 翻泽“遵守”可用“comply with”，又如：Each student must comply with the displine．每个学生必须遵守纪律。当然，用obey也行。翻译“制定”可用lay down，义如：The state gevernment has laid down a series of policies州政府制定了一系列的政策。这里．用lay down的过去分词做后置定语修饰laws and regulations。