Unit 4 Information Technology Topic talk 知识梳理和练习 课件-2026-2027学年高中英语北师大版必修第二册

该高中英语课件围绕信息技术主题，系统梳理enable、convenience等核心词汇及get+过去分词、make+宾补等语法点。通过话题导入衔接前后知识，以词汇解析、语法应用、练习巩固为支架，帮助学生逐步构建语言知识网络。 其亮点在于深度融合语言能力与思维品质培养，词汇部分通过同根词拓展（如enable→able→ability）和搭配练习夯实基础，语法环节结合情境化填空（如“get damaged”）提升应用能力。读写结合任务（如阅读理解分析免费绘画课程）培养信息提取与逻辑思维，助力学生系统提升语言综合素养，也为教师提供结构化教学资源，提高教学效率。

UNIT 4　INFORMATION TECHNOLOGY TOPIC TALK 2026-2027学年高中英语北师大版必修第二册 广东专版 语言知识梳理 基础要求达标 目 录 关键能力进阶 vt. to make it possible for sb to do sth, or for sth to happen 使可能,使发生 The loan enables them to buy that car. ◆同根词 able adj. 拥有做某事所需的技能、智力、机会等;有才能的 I’m sorry that I wasn’t able to tell you about it yesterday. ability n. 能力 She has the ability to read others’ mind. 语言知识梳理 1 enable unable adj. 未能;无法 She was unable to do her work well. disable v. 使丧失能力;使伤残 He was disabled in the war. disability n. 缺陷,残障 People are becoming much friendlier to people with disabilities. ◆常用搭配 (1)enable sb to do sth 使某人能够做某事　(2)be able to do sth 能够做某事　(3)the disabled 残疾人 ◆拓展提升 enable是由“前缀en⁃+able”构成的动词。有些形容词或名词前加前缀en⁃可以变成动词,表示“使处于……状态,使成为”。如: rich adj. 富有的→enrich v. 使富有　danger n. 危险→endanger v. 危及,使遭危险 disabled ability　 在空白处填入括号内单词的正确形式 1.This invention 　　　　　(enable) some farmers to harvest more green vegetables per hour.  2.There is a concern about the professor’s 　　　　　　(able).  3.Owners of restaurants have to equip them to admit 　　　　　 　　_　(disable) people. enables　 will enable you to see the whole city 单句写作 4.Farming produced more food per person than hunting and gathering, so people______________(能够) raise more children. 5.Standing at the top of the mountain_______________________________ (会让你看到整个城市). were able to 2 convenience n. the quality of being useful, easy or suitable for sb 方便,便利 Can you call me at your convenience? The bank is open until 9 pm for the convenience of customers. ◆同根词 convenient adj. 方便的,便利的 You can come to my office if / when it’s convenient for you. It’s much more convenient for me to walk there. inconvenience n. 不便;麻烦 We apologise for the delay and inconvenience caused. inconvenient adj. 不方便的 It will be very inconvenient for me to have no car. ◆常用搭配 (1)at one’s convenience 在某人方便时;在某人适宜的地点 　　for (one’s) convenience 为了(某人)方便 (2)be convenient for sb 对某人来说是方便的 　　if / when (it is) convenient (for you) 如果(你)方便的话 / 当(你)方便时 　　It is convenient for sb to do sth. 对某人来说做某事是方便的。 ◆拓展提升 convenient作表语时,不可用人作主语,而要用物作主语或用it作形式主语。表示“你方便的时候”应用“when it is convenient for you”或“at your convenience”,而不用“when you are convenient”。 在空白处填入括号内单词的正确形式 1.As far as I know, it is 　　　　　　　(convenience) to do the shopping in that small town.　  2.There is a 　　　　　　(convenient) store near my home.  convenience convenient　 单句写作 3.I keep my reference books near my desk 　　　　 　　　 　_(为了方便).  4.Come to my office 　　　　　　　　　 　　　　　　　_ (在你方便时).  5.　　 　　　　　　　　　(太方便了) to have the doctor living near us.   6.When would it 　　　　　　　　　(对……来说是方便的) you to start work? be convenient for It’s a great convenience when it is convenient for you / at your convenience for convenience　 3 effect n. a change that sb / sth causes in sb / sth else 效应;影响 I can certainly feel the effects of too many late nights. ◆同根词 effective adj. 有效的;实际的 Training is often much less effective than expected. She’s in effective control of the office. effectively adv. 有效地;实际上 Children should learn how to communicate effectively. ◆常用搭配 cause and effect 因果 The argument confuses cause and effect. come into effect 开始实施,生效(=take effect) The new law will come into effect(=take effect) next month. have a(n)… effect on… 对……有……影响 This event has a big effect on me. in effect 事实上,实际上;在实施中,有效 In effect, we will have a much happier life living with our loved ones. That resolution(决议) remains in effect. put / bring… into effect 实施,实行,使生效 The plan has not been put into effect yet. ◆拓展提升 side effect n.副作用 Does this drug have any side effects? 在空白处填入1个适当的单词或括号内单词的正确形式 1.Recent studies have found positive 　　　　　　(effect) of this medicine.  2.Some furniture pieces have a more powerful effect 　　　the feeling of a space.   3.My goal is to be an 　　　　　　(effect) public speaker.  4.Ordinary soap, used correctly, can deal with bacteria(细菌) 　　　　　_　　(effective). effectively effective　 on　 effects　 单句写作 5.It is said that the new railway timetable 　　 　　　　 　_　　 (将要生效) next month.  6.Favourable policies are 　　 　　 (实际上) to encourage employees’ professional development. in effect will come into effect / will take effect 4 impact n. the powerful effect that sth has on sb / sth 影响;作用 This law has quite an impact on young people. ◆常用搭配 have an impact on 对……有影响 在空白处填入括号内单词的正确形式 1.These judgements have real 　　　　　(impact) on the use of scarce resources.  单句写作 2.We can observe that artificial intelligence 　 　 _ (已经在许多方面对我们的生活产生了影响). has already made an impact on our lives in many ways impacts 5 addicted adj. spending all your free time doing sth because you are so interested in it 对……着迷的;沉迷的 I’m addicted to coffee. ◆同根词 addict n. 吸毒成瘾的人;瘾君子;对……入迷的人 She is a complete shopping addict. addiction n. 瘾;入迷;嗜好 He successfully battled(与……斗争) his addiction to alcohol. addictive adj. (某物)使人入迷的;使人上瘾的 Jogging is highly addictive. ◆常用搭配 be / become addicted to 沉迷于……;对……上瘾(to为介词) 用addict的适当形式填空 1.Jim is a computer game 　　　　　　, and his father has been trying to stop him from 　　　　　　　　to computer games which are 　　　　　　　　.  单句写作 2.Nowadays many young parents　　　　　　　　 (沉迷于) their smartphones or computers and pay less or no attention to their kids. are addicted to addictive being addicted addict 6 explore vt. to examine a subject or a possibility completely or carefully in order to find out more about it 探究;探讨 I’m going to explore the possibility of a part⁃time job. vt. to travel to or around an area or a country in order to learn about it 探险 We are eager to explore this island. ◆同根词 exploration n. 探索;勘探;探测 The exploration for new energy sources is important for our country. explorer n. 探险者;勘探者;考察者 Magellan was a famous 16th-century explorer. 用explore的适当形式填空 1.A team of 　　　　　　　from a university 　　　　　　　the valley in two days. Their 　　　　　　　will last more than ten days.  单句写作 2.The possibility of life on other planets inspires scientists 　　　　　　 　 (探索外太空). to explore the outer space exploration will explore explorers 7 admit vi.& vt. to agree, often unwillingly, that sth is true; to say that you have done sth wrong or illegal 承认 She admits making a mistake. She admits that she has made a mistake. vt. to allow sb / sth to enter a place 准许……进入(某处) Men will not be admitted to the restaurant without a tie. vt. to allow sb to become a member of a club, a school, or an organisation 准许……加入(俱乐部、组织);接收(入学) Spain was admitted to the European Community in 1986. ◆同根词 admission n. (尤指对过错、罪行的)承认,招认,招供; (机构、组织等的)准许加入,加入权; 入场费;门票费 Women gained admission to the club only recently. ◆常用搭配 admit sth / doing sth / (that)… 承认某事 / (已经)做了某事 / …… admit sb / sth to be… 承认某人 / 某物是…… It is admitted that… 人们公认…… admit sb to / into… 准许某人进入 / 加入……;接收某人成为其中一员 be admitted to / into 被接纳进入……;被录取到…… be admitted as… 作为……被接受 在空白处填入括号内单词的正确形式 1.They all 　　　　　　　　(admit) she was good at her job.  2.He admitted 　　　 　　　　　　(make) a mistake in the exam.  3.We all admit him 　　　　(be) smart.  4.Some special exhibitions are free with 　　　　　　(admit).  写作升级(改为简单句) 5.He had to admit that he had done wrong. He had to admit　　　 　　　　. having done wrong admission　 to be　 making / having made admitted　 8 ◆拓展提升 be up还有“起床;熬夜;发生;上升”等意。 [一词多义] 写出下列句子中黑体词的含义 1.If he delayed any longer, the sun would be up. 　　　　　  2.The three⁃month time limit will be up in mid-June. 　 　　　　  3.My mom was up, making coffee. 　　　　　  4.I would tell something was up by the looks on their faces. 　　　　　  5.He had been up all night. 　　　　　  熬夜 发生　 起床　 (时间)到了;(期限)终止 升起　 be up (时间)到了;(期限)终止 9 表示某人或某物的客观遭遇,往往表示一种突然的、未曾想到的偶发事件或事故。“get+过去分词”还可以表示由一种状态渐渐变为另一种状态,如习惯、好恶、心理和情感上的变化等。“get+过去分词”有时可以表示设法或终于做到令人称心的事,说话者带有强烈的感情色彩。 在空白处填入括号内单词的正确形式 1.One day the emperor wanted to get his portrait(画像) 　　　　　(do) so he called all great artists to come and present their finest work, so that he could choose the best.   2.I got 　　　　　　　(marry) five years after I left college.   married done　 get+过去分词 get fully prepared 单句写作 3.The picture _________________(受损了) when we were moving. 4.In order to win the match, we should__________________(作好充分准备) and practice hard. got damaged 10 New games make my life interesting.新游戏让我的生活变得有趣。 句中“make my life interesting”是“make+宾语+宾语补足语”结构。 ◆拓展提升 make+宾语+名词 / 形容词 make+宾语+过去分词 make+宾语+不带to 的不定式 make+宾语+介词短语 make it+adj. / n.+带to的不定式 We made him captain of our football team. Our teacher makes us feel more confident.=We are made to feel more confident by our teacher. 单句写作 1.他设法让别人知道他的想法。 He tried to 　　　　　　　　　　.  2.她必须大声喊才能让人听见她说话。 She had to shout to 　　　　　　　　　　.  3.我们会尽一切努力使你幸福。 We’ll do our best to 　　　　　　　　　　.  　 make you happy make herself heard make his ideas known　 根据句意和所给的首字母或中文提示,用本课单词的适当形式填空。 1.The tools e　　　 them to communicate honestly.  2.This programme has an i　　　　　 on college admissions and practical life skills.  3.To enjoy the c　　　　　　　　 of digital payment, many senior citizens started to use smartphones.  4.Users can d　　　　　　　　 their material to a desktop computer back in the office.  5.The children all have very different p　　　　　　　　.  ersonalities　 ownload　 onvenience mpact　 nable　 1 基础要求达标 6.To explain this phenomenon, the researchers 　　　　　(探索) many aspects.  7.To test the 　　　(影响) of social influence on eating habits, the researchers conducted two experiments.  8.If we 　　　　　(承认) it is a door, they’ll want to go outside constantly.  9.The 　　　　(闹钟) went off at 7 o’clock.  10.I had the operation on the 　　　　　　　　(建议) of my doctor.  recommendation alarm admit　 effect　 explored 用方框中所给短语的适当形式填空。 1.Dolphins use sound to 　　　 　　　　　each other.  2.There are millions of people in our country who 　　　　　　　smoking, which is extremely dangerous to public health.  3.　　　　　　 25 years ago, Saroo Brierley lived in rural India.  4.Set your alarm clock an hour early and push yourself to work out! You will feel energetic(精力充沛的) 　　　　　　　　.  5.They 　　　　　　　　a place where they could sit on the floor.  searched for all day long　 More than　 are addicted to be addicted to　 more than　 communicate with　 all day long　 search for 　 communicate with　 2 1.【例句】 I love exploring new technologies, because they are so convenient. 【仿写】 因为正在下雨,所以我待在家里。 ______________________________________________________ 2.【例句】 It makes me feel less lonely. 【仿写】 汤姆让杰克过来帮他。 ______________________________________________________ Tom made Jack come over to help him. I stayed at home because it was raining. 根据例句和黑体词,参照中文提示仿写句子。 3 3.【例句】 You’ll get updated with the news all day long. 【仿写】 他们昨天晚上被雨淋着了。 ______________________________________________________ 4.【例句】 But you need to be careful about spending too much time on them — you could get addicted. 【仿写】 做这道数学题花了我两个小时。 ______________________________________________________ 5.【例句】 Once I play games for more than an hour, a bell rings to remind me that my time is up. 【仿写】 一旦开始了,你就不应该轻易放弃。 ______________________________________________________ Once you start, you shouldn’t give up easily. I spent two hours on this maths problem. They got caught in the rain last night. 关键能力进阶 1 阅读短文,从每题所给的A、B、C、D四个选项中选出最佳选项。 Free Online Drawing Classes Drawing is a skill you can learn at any age. When you are ready, you can learn the basics of drawing by taking one or more of the free online drawing classes offered here. The websites all offer helpful instructions for beginning artists, and many of them offer classes at intermediate(中级的) or high levels. When you use the websites as your art instructors, you can log on to learn whenever you please. Artyfactory The Artyfactory Art Lessons Gallery offers free online art lessons that include basic drawing classes for pencil, ink and coloured pencil. For visitors who want to expand their knowledge of art, the site also offers an Art Appreciation Gallery and a Design Lessons Gallery. Academy of Art University This free video class from the Academy of Art University called “How to Draw a Head” teaches you how to draw a head from a photo or from memory. The instruction is mainly on facial proportion(比例), expressions and drawing basics. How to Draw It The How to Draw It website offers a simple approach to drawing animals and people. The animal tutorials(教程) are easy to do, while the people lessons are a bit more difficult. All are free for visitors and making fast progress in your drawing skills is possible. Free Online Art Classes This site covers a range of art classes, but there are several free drawing tutorials for online learners, including Learn Basic Drawing, Draw with Pen and Ink, and Learn Coloured Pencil. Some of the classes are downloadable and some are in video form. 语篇导读:本文介绍了几种免费的网上学习绘画的课程。 1.What is special about the drawing classes offered by How to Draw It?( ) A.They have different levels. B.They are quite hard to learn. C.They focus on people and animals. D.They charge learners a little money. 细节理解题。根据第四段的内容可知,How to Draw It是免费的,且没有分级,所以A、D两项错误;动物画课程很容易,而人物画课程较难,所以B项错误;根据“a simple approach to drawing animals and people”可知,该网站比较关注人物和动物,这与其他网站是不同的。故选C项。 C　 2.Which of the following websites provides head drawing lessons?( ) A.Artyfactory. B.Academy of Art University. C.How to Draw It. D.Free Online Art Classes. 细节理解题。根据第三段中的“how to draw a head from a photo or from memory”可知,B项符合题意。故选B项。 B　 3.What do the drawing classes on Artyfactory and Free Online Art Classes have in common?( ) A.They are for adult learners. B.They provide download services. C.They have art appreciation classes. D.They teach basic drawing techniques. 细节理解题。根据第二段和最后一段的内容可知,Artyfactory和Free Online Art Classes这两个课程都教授基础的绘画技巧。故选D项。 D　 阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。 2 In the past, moving to a new town meant 1. 　　　　 (lose) track of your friends and the only way of getting news from faraway friends was writing letters that 2.　　　 (take) ages to be delivered. With advances in technology, the way we make friends and communicate with them has changed 3. 　 　　　 (significant). The digital age 4.　 　　　 (enable) us to be in contact with people 5. 　 　　　 share our interests, even if they live on 6.　　　　 other side of the world. However, we need to keep personal information security in mind to protect our privacy. On social media sites, the who / that enables significantly took losing 1.losing　考查非谓语动词。分析句子成分可知,此处为非谓语动词作宾语,mean doing sth意为“意味着做某事”,此处应为动名词形式作宾语,表示主动意义。故填losing。 2.took　考查时态、语态和主谓一致。分析句子成分可知,本空作that引导的定语从句的谓语,根据主句谓语was writing可知,本空应使用一般过去时。根据句意可知,此处应用主动语态。故填took。 3.significantly　考查副词。设空处修饰has changed,所以应用副词形式。故填significantly。 4.enables　考查时态、语态和主谓一致。此处为句子的谓语动词,结合句意可知,本句阐述的是现在的事实,应使用一般现在时。The digital age为单数概念,根据句意可知,此处应用主动语态。故填enables。 5.who / that　考查定语从句。此处引导定语从句,先行词为people,指人,从句中缺少主语,因此应用关系代词who或that。故填who / that。 6.the　考查冠词。on the other side of…意为 “在……的另一边”,是固定短语。 故填the。 meaning with　 friendly people tend 7.　　　　 (post) only positive updates that make them happy and 8.　　　　 (friend). But smiling photos can hide real problems. Remember the saying: On the Internet, nobody knows you’re a dog. A young person could be old; a woman could be a man. We could even be sharing our information 9. 　　　　 criminals. Despite the fact that technology has changed the way we acquire friends, the 10. 　　　　 (mean) of friendship and our eagerness to make friends remain the same. to post 7.to post　考查非谓语动词。tend to do sth意为“往往会做某事”,是固定短语,所以本空应用不定式作宾语,结合句意可知,此处表示主动意义。故填to post。 8.friendly　考查形容词。此处为“make+宾语+宾补”结构,本空在句中和形容词happy一起作宾补,所以应用形容词, 故填friendly。 9.with　考查介词。share sth with sb意为“和某人分享某物”,是固定短语。故填with。 10.meaning　考查名词。根据空前的冠词the及空后的of可知,本空应为名词作主语,mean的名词为meaning,意为“意义”,且此处表示抽象概念,为不可数名词,故填meaning。 谢谢观看! $