英语： Unit4《Cyberspace》Period 2 课时达标（北师大版必修2）

英语： Unit4CyberspacePeriod 2 课时达标（北师大版必修2）实践训练是及时巩固所学知识的保障。指导学生用15分钟基础检测，强化知识理解，检测学习效果，及时查缺补漏，全面掌握知识点，实现能力迁移，提高应用能力！. 用所给单词的适当形式填空1. Mike_ to help me with the heavy box, but I refused him. (offering)2. A rotten apple will soon _ its neighbors. (effect)3. The company developed _ under the leadership of its president. (rapid)4. The town provides a wide choice of _. (entertain)5. It is _ that John is right. (obviously)6. The flood caused serious _to the railway. (destroy)7. The policeman has described the man who committed a _. (criminal)8. Mother watched the train until it _ in the distance. (appear)9. Smoking and drinking can do great _ to health. (harmful)10. If you dont hurt tigers, they will not_ you. (attacking). 单项填空1. (2012宁波高一检测)Studies show that people are more _to suffer from back problems if they always sit before computer screens for long hours. A. likely B. possible C. probable D. possibly2. (2012濉溪高一检测)For all these years I have been working for others. Im hoping Ill _my own business someday. A. turn up B. fix upC. set up D. make up3. I heard that he got injured and is now in hospital. Oh really? Then I _ him tonight. A. am to visit B. am visiting C. will visit D. am going to visit4. (2012白银高一检测)The boy put up his hand _he wanted to ask a question. A. even if B. even thoughC. as if D. ever since5. (2012温州高一检测)What a moving scene to see so many people _help to these in danger!A. offer B. affect C. effect D. attack6.(2012南京高一检测)The strong wind has a bad _our newly-planted young trees. Whats more，it _ many people riding bikes on the road. A. effect on；affectsB. affect on；effectsC. effect in；affectsD. affect in；effects7. It is widely accepted that smoking does us_, yet many teenagers take to it. A. harmfully B. harmlesslyC. harming D. harm8. All her energies are _ upon children and she seems to have little time for anything else. A. guided B. aimed C. directed D. focused9. After ten years of hard work, his plan _ in the end. A. came to B. came downC. came up D. came true10. Would you please look through the paper for me and see if there are any _ mistakes?A. artificiall B. optimisticC. obvious D. global答案解析. 1. offered 2. affect 3. rapidly 4. entertainment. 5. obvious 6. destruction7. crime. 8. disappeared 9. harm 10. attack. 1.【解析】选A。句意：研究表明，如果人们总是长时间坐在电脑屏幕前，就会更容易出现背部问题。由于that从句的主语是人(people)，故只能用likely。B、C两项的主语不能是人，D项是副词。【变式备选】I think he is _ to tell us the secret, but Im not sure. A. possible B. likely C. impossible D. probable【解析】选B。句意：我认为他可能会告诉我们这个秘密，但是我拿不准。possible，impossible及probable的主语应是物，而likely的主语既可是人也可是物。故选B。2.【解析】选C。考查短语辨析。句意：这么多年来我一直在为别人工作。我希望某一天创立自己的公司。turn up“出现，调大声音”；fix up“修理”；make up“组成；编造”；set up“搭起；建造”。故选C。3.【解析】选C。考查时态。句意：我听说他受伤了，正在住院。真的？那我今天晚上去看看他。此处表示临时作出的决定，并且表示将来的意愿因此用will。故选C。【变式备选】Our new house has been decorated. So we _ to it soon. A. will move B. are movedC. shall move D. are going to move【解析】选D。考查时态。句意：我们的新房已经装修好了。所以我们准备不久就搬进去。由句意可知是事先打算或计划好的事情，故选D，be going to do sth. “按计划或安排做某事”；will/shall do sth. 是临时决定做某事。4.【解析】选C。考查连词用法。句意：那个男孩举起手好像想要问问题。even if / though“即使”；ever since“自从以来”，与现在完成时连用；as if“好像，仿佛”。故选C。【知识拓展】as if用法小结(1)在look，seem等系动词后引导表语从句。例如：It looks as if it is going to rain. 看起来天好像要下雨了。(2)引导方式状语从句，如果状语从句的内容和事实相反，则用虚拟语气。例如：She stared at me as if I were a complete stranger. 她盯着我看，好像我完全是个陌生人似的。(3)as if还可以用于省略句，如果as if引导的从句是“主语+系动词”结构，可省略主语和系动词，这样as if从句只剩下名词、不定式、形容词、介词或分词。例如：He acted as if( he was)a fool. 他表现得像个傻子。5.【解析】选A。考查动词辨析。句意：看到这么多人主动为这些处于危险中的人们提供帮助真是感人的一幕啊！offer sb. sth. /offer sth. to sb. “主动向某人提供”；affect是动词，effect是名词，都是“影响”之意；attack“袭击”。根据句意选A。6.【解析】选A。考查effect和affect的用法。句意：这场大风对我们刚栽的小树影响很大。而且，还影响了很多在路上骑自行车的人。第一个空考查have a bad effect on sth. “对某物有不良影响”；第二个空考查affect“影响”，为动词。故选A。7.【解析】选D。考查harm的用法。句意：人们普遍认为吸烟对我们有害，然而许多青少年却喜欢它。do sb. harm对某人有害；harmfully是副词“伤害地;有害地”；harmlessly是副词“无害地”。8.【解析】选D。考查动词词义辨析。句意：她的所有精力都放在孩子们身上了，所以她似乎没有多少时间做其他的事情。guide“指导，指引”；aim“针对，目标”；direct“指引；给某人指路”；focus ones attention /eyes/energy on/upon . . . “集中某人的注意力/视线/精力于”。故选D。9.【解析】选D。考查动词短语辨析。句意：十年的努力工作之后，