基本信息
unit 3 computers ⅰ.语法单句填空 1．we should always keep in mind that accidents arise ________ carelessness while driving. 答案：from 句意：我们应该永远记心中，开车时出事故是由粗心引起的。arise from由……引起；由……产生，符合句意。 2．i'll never forget mr. white, and ________hishelp we had made great progress.
