人教版高中英语 必修二unit 3 the internet period 3 discovering useful structure学案.docx

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1、新人教版必修二Unit 3 Period 3Discovering Useful Structure 学案学生姓名班级序号课题内容Unit 3 The Internet Period 3 Discovering Useful Structure教材分析This teaching stage mainly discusses the grammar of the present perfect passive voice. This lesson follows the steps of perceiving and discovering, summarizing practical appl

2、ication. First, teachers should guide students to review the structure, basic usage and precautions of the present perfect passive voice. Teachers can guide students to practice grammar, so that students can fully grasp the grammar knowledge points of this lesson and consolidate their knowledge. The

3、n, the teacher explains to the students more about the special usage of the present perfect passive voice and the precautions. Help students learn and use the structure and usage of the present perfect tense flexibly. Students can write poems with the passive voice and basic phrase structure they ha

4、ve learned. Teachers can combine a variety of teaching methods to improve students interest in learning grammar.学习目标 与核心素养1. Master the usage of the keywords and phrases in this lesson.2. Be able to identify and use the basic sentence structure of simple sentences correctly.3. Guide students to revi

5、ew the basic usage of the passive voice in the present perfect.4. Be able to review the basic functional items and grammar structures learned through recall and association.5. Help students understand the form and function of the passive voice in the present perfect tense.6. Be able to distinguish b

6、etween active voice and passive voice in the present perfect tense in terms of form, characteristics, function and meaning.7. Guide students to flexibly use some special passive voice about the present perfect tense.8. Students can use the passive voice of the present perfect tense to write poems.学习

7、重点1 .Students understand the form and function of the passive voice in the present perfect tense.2 .Guide students to master the method of converting active voice into the passive voice in the present perfect tense.3 .Students can use the passive voice of the present perfect lense to write poems.学习难

8、点Guide students to flexibly use some special passive voice about the present perfect lense.n知识梳理一、重点单词1 .battery baetri n.电池2 .Wi-Fiwai fa j n.无线局域网;无线网络3 .button bAtn n.（机器的）按钮;纽扣4 .presspresJ v.按;（被）压;推;压（使启动）5 .filefai n.（计算机的）文件;档案;文件夹v.把（文件等）归档6 .functionn.功能;作用vi.正常工作;运转7 .confirmkan f3 ： m vt

9、.证实;证明;使确信;确认;认可二、重要语言点1 .They*ve built a kind of new PC with more functions.他们制造了一种功能更多的新电脑。function n.功能;作用;机能vi.起作用；正常工作;运转词汇积累perform/serve vital function 起重要作用function as sb./sth.起作用；具有功能根据中文意思填空。The sofa also functions 空_（起 作用；具有 功能）a bed.My camera has manual and automatic functions （功能）.The a

10、uthorities say the prison is now functioning （运转）normally.2 .Have you confirmed the Wi-Fi password?你确认WiFi密码了吗？confirm vt.确认;使确信:证实;证明;批准confirmation n.证实;确认书;证明书词汇积累confirm that 证实It has been confirmed that.已经证实confirm sb. in sth.使某人确信某事confirm sb. as sth.任命某人担任某职位根据中文意思填空。All telephone reservation

11、s must be confirmed （确认）in writing.The results of the experiment confirmed （证实）our predictions.Her qualifications and experience confirmed （证明）her eligibility for the job.近义词辨析：confirm, prove, certifyconfirm v.证实,证明；指通过更多的证据确定某事是真实的。eg:They need new evidence to confirm his story.他们需要新的证据来证实他的说法。prov

12、e v.证明，指以事实等证明某事是真实的。cg:Tests have proved that the method works.实验证明该方法有效。certify v.证实，证明；尤指经过某种检验而证实某事正确或真实。eg:The accounts of that company were certified by the investigators.那家公司的账目经调查员核实过。3 .Have you pressed the button yet to copy the file?你按下按钮复制文件了吗？press vt.按下;压下;敦促pressure n.压力press against

13、sth.紧贴着某物press a button/switch/key按下一个按钮/开关;按键 根据中文意思填空。 Press （按下）lhe button, then the machine will work. Press （压下）the lever until you hear the catch engage.Simply press a button（按下按钮）to record your voice and press send!（2）filefai n.（计算机的）文件;档案;文件夹v.把（文件等）归档close/open a file关闭/打开文件 file sth. （away

14、）把（文件等）归档 同义词辨析paper和filepapern.文件；证件。指会议、工作等所用的文件、文献，也可指证件，如 护照、身份证等，通常用复数。eg:She left some important papers in her office.她把一些重要的文件留在了 办公 室。file n.文件,文档；尤指计算机中的文件。eg: Im going to copy this file.我打算复制这个文件。根据中文意思填空。Remember to save the file （文档）before closing it.IH ask the secretary lo file （归档）thes

15、e letters away.T同步训练一、根据中文意思填空。1.1 need to charge my car（电池）.2 .The（作用）of an adjective is to describe a noun.3 .My employer will（证实）that I was there on time.4 .My computer has a（无线网络）card.5 .She gave a light（按）on the button.6.Thcrc were three gold（纽扣）on his coat.7.We have all your particulars on（存档）

16、.二、单项选择题。（）1.Sarah is busy adapting her novel into a movie.Oh! No wonder I her around these days.A. havent seen B. hadnt seen C. didnt see D. wont see（）2.Up to now, thousands of red phone boxes, the old image of Britain,dueto mobile phoneA. removedB. have removed C. were removed D. have beenremoved（

17、）3.Look! Somebody the sofa.Well, it wasnt me. I didnt do it.A. is cleaningB. Was cleaning C. has cleaned D. had cleaned（）4.Who do you guess I am?Sorry, your name my mind.A. slippedB. has slippedC. was slipped D.slips)5. Progress so far very good and we are sure that the work will be finished on time

18、.A. wasB. had beenC. has been D. will be()6.Sorry about the mess. The house at the moment.A. has paintedB. had paintedC. is being paintedD. will be painted()7.If nothing, the oceans will turn into fish deserts.A. doesB. had been doneC. will doD. is done()8.So what is the procedure?All the applicants

19、 before a final decision is made by the authority.A. interviewB. are interviewing C. are interviewed D. are beinginterviewed()9.1 remember I left my laptop in the study last night. Why here?Oh. I thought you might need it so I brought it here for you.A. docs it conicB. has it comeC. had it comeD. wi

20、ll it come()10.This is the third time that I to Dalian.A. WasB. had beenC. AmD. have been三、单句语法填空。1 .Their new house(decorate) for two months and they will settle in it in the near future.2 .Hundreds of excellent athletes(select) from millions of people all over the country in the past two months.3

21、.A new library and a gym in our school(set) up so far and they will be put into use very soon.4 .Great changes(take) place in my hometown and a lot of factories (set) up in the the past years.5 .Every possible means(try) to save the wounded soldier up to now.6 .How many suggestions(give)to you so fa

22、r?7 .All the preparations for the task(make), and were ready to start.8.In the last few years thousands of films(produce) all over the word.9 .Despite the previous rounds of talks,no agreement(reach)so far by the two sides.10 .We canl go on with the experiment because the computer(not repair). 四、语法填

23、空阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形 式。Many kinds of dinosaurs bones(find) recently by Chinese scientists in Nanyang, Henan Province.the scientists inspected the bones, they were surprised(spot) these dinosaurs could not only run theothers but also climb the trees.Dinosaurs died suddenly around 60 mi

24、llion years ago. Some scientiststhink came after an(expect) incident when a huge rock fromspace hit the earth put too much dust into the air. Others think the earthgot too hot for the dinosaurs to live on any(much). Nobody knows sure why and how dinosaurs disappeared from the earth in such a short t

25、ime.答案一、根据中文意思填空。1答案battery2答案function3 .答案confirm4答案Wi-Fi5 .答案 press.答案buttons6 .答案file二、单项选择题。1 .答案A解析句意：一一Sarah正忙于将她的小说改编成电影。一一噢！难怪我最近到处都看不到她。根据语境可知Sarah现在正在忙，these days最 近”也在提示此题应用现在完成时，故选择A项。2 .答案D解析句意:直到现在，数以千计的红色电话亭，英国的古老形象由于手机的使用 已被拆除。根据时间状语Up to now可知i殳空处需用现在完成时;主语thousands of red phone box

26、es与remove之间为被动关系，故需用被动语态，故答案为D项。3 .答案C解析句意：一一瞧，已经有人打扫了沙发。嗯，不是我，我没做过那件事。 本题考查动词时态的基本用法。根据Look!可知，设空处表示现在的情况，故用 现在时，排除B、D两项;A项表示现在正在进行，不符合句意要求。现在完成 时表示该动作对目前所造成的影响或结果，即现在沙发很干净。4 .答案B解析句意:你猜我是谁?一一抱歉，我想不起你的名字了。根据句意可知说话者现在不知道对方的名字，故设空处表示现在的情况，需用现 在时，排除A、C两项;slips表示目前的习惯性动作，不合句意。现在完成时可 以表示过去的动作对现在的影响，故B项为

27、答案。5答案C解析句意:到目前为止，一切进展良好。我们确信工作能够按时完成。根据so far （二by now）可知，此处要用现在完成时。6 .答案C解析句意:这里有点乱，真抱歉。现在房子正在被粉刷。根据题干中的al the moment可知语境在描述当前的情况，且房子与粉刷为被动关系，故选择C项。7 .答案D解析句意:如果不采取措施的话，海洋将会变成鱼的沙漠。本题考查被动语态。 nothing与do之间为被动关系，而且又是“主将从现”的句式，故选D项。8 .答案C解析句意:一那么，步骤是怎样的?所有申请人要被面试后才能由专家做 出最终的决定。本题考查动词的被动语态。applicants和in

28、lerview之间是被动关 系，排除A和B项;语境是在描述工作流程，应用一般现在时。9 .答案B解析句意为:我记得昨晚把笔记本落在书房了。它怎么跑到这里了?哦，我以为 你需要它，所以就给你带来了。根据答语可知，come所表示的动作已经发生， 要用现在完成时。故B项正确。10 .答案D解析句意:这是我第三次来大连了。在 This /It is the third time ihal.这个句式中， 从句要用现在完成时，即has / have done,因此选择D。三、单句语法填空。答案.has been decorated1 .have been selected.have been set2 .

29、have taken, have been set.has been tried3 .have been given.have been made4 .have been produced.has been reached5 . hasnt been repaired四、语法填空阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形 式。答案have been found； When； to spot； like； out； it； unexpected； and； more； for解析本文是一篇说明文，介绍了人们对于恐龙灭绝的不同观点。(1)考查时态语态。句意：最近，中国科学

30、家在河南省南阳发现了很多种恐龙 骨头。由“recently”可知，本句的时态为现在完成时，主语Many kinds of dinosaurs* bones和动词find之间是被动关系，所以用被动语态，故填have been found考查连词。句意：当科学家们检查这些骨头时，他们惊讶地发现这些恐龙 不仅能像其他恐龙一样奔跑，而且还能爬树。分析句子可知，此处缺少从属 连词引导时间状语从句，故填When。考查非谓语动词。be surprised to do sth.惊讶地做某事，故填to spot。(4)考查介词。like作介词意为“像”，根据句意可知，此处应填like。(5)考查副词。句意：恐龙

31、在大约6千万年前突然灭绝。die out固定短语，“灭 绝”故填out。考查代词。think后接省略that的宾语从句，宾语从句中缺少主语，主语 指的是恐龙灭绝这件事，用it来指代，故填it。(7)考查形容词。unexpected意外的，应用形容词修饰名词incident,故填 unexpected o(8)考查连词。when引导的时间状语从句中缺少连词来连接hit和put, hit与 put为并列关系,故填and。(9)考查固定短语。not any more固定短语，“不再”。本句的否定词隐含在前 文的too.to(太而不能)中,故填more。(10)考查介词。句意：没人确切地知道恐龙为什么在这么短的时间内从地球 上消失以及是如何消失的。forsure固定短语，“确切地”，故填for。点评本题考点涉及时态语态，连词，非谓语动词，介词，副词，代词，形 容词等多个知识点的考查，是一篇科普类阅读，要求考生在理解细节信息的 基础上，进一步根据上下文的逻辑关系，并结合相关语法知识，进行分析推 理.，从而写出正确的单词形式。