北邮网络教育大学英语2阶段作业一二三分析.docx

北邮网络教育大学英语2阶段作业一、二、三?一、完形填空（共1道小题，共50.0分）???? The man _9__to run away when he saw the policeman. He just smiled _10__ said to the woman, “I want to give this purse to you, madam. I think you dropped it on the street.”he her she we学生答案:C;标准答案:C;The worker The driver The man The policeman学生答案:B;标准答案:B;also either too slowly学生答案:C;标准答案:C;in on to at学生答案:D;标准答案:D;quickly easily happily casually学生答案:A;标准答案:A;exciting excited surprised surprising学生答案:C;标准答案:C;when because after with学生答案:B;标准答案:B;open locked out of out学生答案:C;标准答案:C;refused didn’t try tried in vain failed学生答案:B;标准答案:B;but so or and学生答案:D;标准答案:D;二、单项选择题（共10道小题，共50.0分）You should take one side with decision and ________ it with effect.act on act perform work 知识点:第一部分??学生答案:[A;]标准答案:A;得分:[5]试题分值:5.0提示:该题选A ，题目大意是“如果你坚持站在一面，根据它有效地采取行动。”act on：1. 对...起作用These medical herbs are said to act on the heart. 据说这些药草对心脏起作用。2. 按照...行事Acting on my recommendation, he has decided to read the novel once more. 按照我的劝告,他决定把这本小说再读一遍。??(错误)The _________ of the custom is unknown.origin source place sources 知识点:第二部分??学生答案:[D;]标准答案:A;得分:[0]试题分值:5.0提示:该题选A，题目大意是“这一风俗的起源至今尚不清楚。”origin：名词 n. 1. 起源；由来；起因What was the origin of the quarrel? 这场争吵的起因是什么? 2. 出身；门第；血统His origins were humble. 他出身低微。??I have never been able to track ________ the person who wrote the story. out up to down after 知识点:第一部分??学生答案:[C;]标准答案:C;得分:[5]试题分值:5.0提示:该题选C，题目大意是“写那篇故事的人，我却一直未能找到。”track down：查出，跟踪到1. They hope to track down the source of the infection.他们希望查出这种传染病的根源。2. That no time or money or energy on my part will be soared to track down this scoundrel and hale him before the proper authorities.我自己决不会吝惜我的时间，我的钱，或是我的力量，一定要把这个流氓追捕归案，拖到官厅来！3. Dr Ostrander has already used dogs to track down the genes behind certain cancers that the species shares with people, and to work out the dog family tree.奥斯特兰德博士已经跟踪了狗类和人类某些共有癌症背后的基因，并做出了狗类的族谱。??The wide glass doors open ________ the veranda.onto toward in into 知识点:第一部分??学生答案:[A;]标准答案:A;得分:[5]试题分值:5.0提示:该题选A，题目大意是“宽大的玻璃门外便是