作文AI题目是:surveillance cameras should be used on the city streets to assist officials identifying and arresting people who break the law.内容大抵如此,可能少了部分单词。作文AA:Disc Depot公司在实施了a new radio advertising campaign后,business increase.为了获得同样效果, Calo's clothing公司也应该实施这个广告。 实在抱歉,昨天做得鬼火冒,想不起多少了,回忆起来了再放。