U4 单元基础知识回顾-【优化探究】2025-2026学年新教材高中英语必修第二册同步导学案配套PPT课件（北师大版）

必修第二册 UNIT 4 INFORMATION TECHNOLOGY 单元基础知识回顾 Ⅰ.语境识词——写出下列词汇在句中的词性和词义 1．effect/ɪ'fekt/ (1)The experts didn't show much confidence in controlling the greenhouse effect.____________ (2)Unfortunately, the athlete's performance was seriously affected by injuries.____________ n.效应 vt.影响 2．download/ˌdaʊn'ləʊd/ (1)You can download some useful software from this website, which is free of charge.____________ (2)All of our products are available for download on our website.____________ vt.下载 n.下载 3．explore/ɪk'splɔː/ (1)Compared with adults, children are eager to explore the world around them.________________ (2)I feel honored to introduce the famous explorer Zhenghe to you on behalf of my school._____________________________ (3)An argument about whether people should carry on with space exploration took place at the conference.____________ vt.探究；探索 n.探险者；勘探者；考察者 n.探索 4．personality/ˌpɜːsə'næləti/ (1)What parents do in their daily life will have a strong effect on their children's personality._______________________ (2)The company offers flexible working hours to accommodate employees' personal schedules._______________________ n.性格；个性；人格 adj.个人的；私人的 5．alarm/ə'lɑːm/ (1)He rushed out of the house as soon as he heard the alarm. ____________ (2)I felt a growing sense of alarm when he did not return that night._____________________ (3)The captain knew there was an engine fault but didn't want to alarm the passengers.______________________________ n.警报 n.惊恐；惊慌；恐慌 vt.使惊恐；使害怕；使担心 6．fancy/'fænsi/ (1)Do you fancy coming on a day trip to Bath next Saturday? _________________ (2)I invited my friend to a fancy dinner last week.____________ (3)We bought a camper van so we could go away whenever the fancy took us.____________ vt.想要；想做 adj.丰盛的 n.想要；爱好 7．trick/trɪk/ (1)They had to think of a trick to get past the guards.____________ (2)He told me a few good tricks for controlling the class. ___________________ (3)Dean tricked the old lady into giving him eight hundred dollars. ________________ n.诡计；花招 n.技巧；诀窍；窍门 vt.欺骗；欺诈 8．experiment/ɪk'sperɪmənt/ (1)Scientists are conducting experiments to test the effectiveness of the new drug._______________ (2)Experimenting on mice can give us an idea of the effect of the disease in humans._____________________________ n.实验；试验 vt.& vi.做试验；进行实验 9．selection/sI'lekʃən/ (1)Success is achieved by the careful selection of projects. ________________ (2)There was a choice of four prizes, and the winner could select one of them._______________ n.选择；挑选 vt.选择；挑选 10．cheat/tʃiːt/ (1)Any athlete caught cheating will be disqualified from the competition.____________ (2)He was a liar and a cheat.____________ v.作弊 n.骗子 11．accommodation/əˌkɒmə'deɪʃən/ (1)I guess this hall can accommodate up to 1，000 people. ____________ (2)We have made every effort to accommodate your point of view. __________________ vt.容纳 vt.迎合，迁就 (3)Her eyes took a while to accommodate to the darkness. ____________ (4)The government will provide temporary accommodation for up to three thousand people.____________ vi.适应 n.住处 12．latest/'leɪtɪst/ (1) It's only lately that she's been well enough to go out. _______________________________ (2) Have you heard the latest news？_____________________ (3) We're going to Rome later in the year. ________________________________ (4) She got married in her late twenties._______________ (5) Which one do you like better? The former or the latter? ________________________________ adv.最近；近来；不久前 adj.最新的；最近的 adv.后来；以后；其后；随后 adj.接近末期 n.(刚提及的两者中)后者 13．account/ə'kaʊnt/ (1)Alison drew some money out of her account to pay for our trip.____________ (2)Several eyewitnesses' accounts differed considerably from the official version of events._______________________ n.账户 n.描述；叙述；报告 14．button/'bʌtn/ (1)Press the button to sound the alarm in case of fire._____________ (2)A button came off my coat just now.________________ (3)You forgot to button your shirt._________________ n.(机器的)按钮 n.纽扣；扣子 vt.扣……的纽扣 15．deliver/dɪ'lɪvə/ (1)The furniture store is delivering my new bed on Thursday. _________________________________ (2)She is due to deliver a lecture on genetic engineering. ____________ (3)She delivered her third child in hospital.__________________ vt.递送；传送；交付；运载 vt.发表 vt.分娩；生孩子 16．error/'erə/ (1)The letter contains a number of typing errors.____________ (2)He erred in agreeing to her appointment to the position. ________________________________ n.错误 vt.犯错误；做错事；出差错　 17．rewarding/rɪ'wɔːdɪ/ (1)Researchers believe that this shows bees found playtime rewarding.__________________________ (2)You deserve a reward for being so helpful._____________________ (3)She started singing to the baby and was rewarded with a smile.______________________ adj.值得做的；有益的 n.奖励；回报；报酬 vt.奖励；奖赏 18．optional/'ɒpʃənəl/ (1)There are several optional tours, for which there will be a small charge.____________ (2)There are various options open to someone who is willing to work hard.__________________________ (3)Many students opt for business studies simply because it sounds like a passport to a good job.________________ adj.可选择的 n.可选择的事物；选择 vi.选择；挑选 19．creative/kri'eɪtɪv/ (1)She's very creative—she writes poetry and paints.________________ (2)Companies need to be run in ways that encourage creativity. ___________________ adj.有创造力的 n.创造力，独创性 20．location/ləʊ'keɪʃən/ (1)The exact location of the factory has yet to be decided. ____________________ (2)Engineers are trying to locate the source of the problem. _______________________________ n.地方；地点；位置 vt.找出……的准确位置 21．digitise/'dɪdʒɪtɑɪz/ (1)The digitised data were stored on a hard disk for offline processing. _______________________ (2)Social media is an important tool in a digital world. __________________________________________ vt.(使数据)数字化 adj.数字信息系统的；数码的；数字式的 22．sailor/'seɪlə/ (1)The lifeboat was sent out to rescue the sailors from the sinking ship._______________ (2)We had become fond of sailing at the sea and didn't want to leave. _________________ (3)As the boat moved down the river the wind began to fill the sails.____________ n.水手，海员 vi.(人)乘船航行 n.帆 Ⅱ.语境用词——根据语境填写适当内容 1．convenience (1)Just with several clicks on the online shopping platform, we can____________ (convenience) buy the products and get them delivered. (2)I would appreciate it if you could take my application into account at your earliest ______________ (convenient). conveniently convenience (3)Will it be convenient ____________ you to start work tomorrow? (4)Please help me make a schedule ____________ your convenience. for at 2．addicted (1)I found my son ____________ (addict) to online games, which made me boil with anger. (2)You can't imagine that she has been addicted____________ books since she was 4 years old，which paves the way for her future writing. (3)It is extremely difficult to break away from smartphone ____________ (addict). addicted to addiction 3．recommendation (1)I strongly ____________ (recommendation) that you (should)combine your work with pleasure. (2)If you want to lose weight, too, I recommend ____________ (take) this kind of exercise every day. (3)Hopefully, my __________________ (recommend) will soon be put into effect to settle these problems. recommend taking recommendations (4)In addition, he is warm-hearted and willing to help others in need, for which I recommend him ____________ you. to 4．admit (1)Now that you are wrong, you should have the courage to admit ____________________ (make) mistakes. (2)Besides, there will be an ____________ (admit) charge of 50 yuan for each person. (3)[完成句子]努力学习，你会被名牌大学所录取的。 Study hard and __________________________________. making/having made admission you will be admitted to a key university 5．variety (1)There standing ____________ (various) of supermarkets and malls on both sides of the street, it is quite convenient for us to shop there. (2)On arrival, the children were impressed with ____________ variety of exciting rides at the amusement park. (3)There ____________ (be) a variety of wild plants in the national park. varieties a are 6．concern (1)The mother was concerned____________ their safety when they didn't come back from school at the usual time. (2)I am writing to see if it is possible for you to provide me with information ____________ (concern) the club. (3)____________ (concern) about her husband，the woman waits at the station every morning. about/for concerning Concerned (4)[完成句子]就我而言，我们可以一周打两次篮球。 ________________________， we can play basketball twice a week. As far as I'm concerned 7．subscribe (1)The number of people who subscribed ____________ the magazine saw a decrease because of the decline of economy. (2)Before the 1830s, most newspapers were sold through annual ____________ (subscribe) in America, usually $8 to $10 a year. to subscriptions 8．reality (1)He seemed very young, but he was__________ reality older than all of us. (2)Her childhood dream became a ____________ when she was made a judge. in reality 9．account (1)Lighting accounts ____________ about 7% of the total electricity consumed in the US. (2)Faced with failure and difficulty, __________ no account should we give in easily. (3)[完成句子]在做出决定之前，你最好把一切都考虑进去。 You'd better___________________________ before making a decision. for on take everything into account 10．favour (1)Judging from his expression, I knew that he was ____________ favour of my idea. (2)I'm wondering if you could do me __________ favour by picking him up at the airport. (3)Xiao Long bao (soup dumplings) are my____________ (favour) Chinese street food. in a favourite 11．harm (1)I think it no good reading in bed, which does great harm ____________ your eyes. (2)Being annoyed with other people easily is ____________ (harm) to your health. (3)The gas is ____________ (harm) if you breathe in just a little of it. to harmful harmless 12．argument (1)Experts are arguing ____________ the media ____________ how to recycle waste materials. (2)She was eager to tell me about the events that led to the ____________ (argue). (3)[完成句子]当地人认为这个计划会破坏岛上的生态。 ________________________ the plan would damage the island's ecology. with about/over argument The local people argued that 13．replace (1)If you cannot accept our suggestion，we will return the goods for ____________ (replace). (2)The wooden door will be replaced __________ a glass one to let in more light. replacement with/by 14．concentrate (1)Rachel is listening to peaceful music to help her concentrate more ____________ her studying. (2)With his attention ____________ (concentrate) on the lecture, he didn't pay any attention to his cell phone. (3)Lacking sleep caused Tom poor memory and poor ____________ (concentrate). on concentrated concentration 15．basis (1)Years of workout ____________ a regular basis makes him look athletic and energetic. (2)You'd better learn some____________ (basis) Chinese before you come here. (3)The purpose of these principles is to cover all your ____________ (basis) before presenting your designs. on basic bases (4)The word “media”____________ (basic) refers to what we commonly call newspapers, magazines, radio and television. basically 16．accessible (1)When permitted, you can have access____________ the Internet in our school. (2)Nowadays, basic health care services are ____________ (access) to almost all the Chinese people. to accessible Ⅲ.完成句子 1．我的弟弟如此沉迷于网络游戏以致他不再努力学习。(addicted) ___________________________________ that he stops studying hard. 2．虽然你可能会发现阅读英语经典很难，但你会从中受益很多。(while让步状语从句) ________________________________________________，you will benefit a lot from it. My brother is so addicted to online games While you may find it difficult to read English classics 3．帮助别人使我们的生活更有意义。(强调句型) __________________________ makes our life more meaningful. 4. 令我感到惊讶的是他在如此短的时间内取得了这么大的进步。(what 引导主语从句；amaze) ____________________________ is that he has made such great progress in such a short time. It is helping others that What amazed me 5．这些睡前活动让孩子们很难平静下来入睡。(make＋宾语＋宾语补足语；it作形式宾语) These bedtime activities ______________________________ to calm down and fall asleep. make it hard for children Ⅳ.单元语法 (一)单句语法填空 1．I hoped Tina ________________ (come) to my birthday party on time the next Wednesday. 2．When the Internet first appeared, few people believed that it ________________ (become) popular. 3．Tom was my leader and he promised that he ________________ (help) me if necessary. would come would become would help 4．Mike said that he ________________ (be) going to be a famous writer when he grew up. 5．I asked him whether he ________________ (come) back for supper. was was coming (二)写出下面画线单词的意义 1．You should acquire legal recognition first, otherwise, everything is moonshine．________________ 2．The new hard-nosed management style is unpopular among employees.________________ 3．The recommendations dovetail beautifully with what we're doing.________________ 妄想；空话 不讲情面的 吻合 4．Her body went gooseflesh at over when she overheard all the flattery(阿谀奉承) Henry was saying to his boss.________________ 5．On our way to Paris, we had a three-hour layover in Amsterdam. _________________________ 鸡皮疙瘩 (尤指飞机旅行)临时滞留 $$