Unit 4 单元知识回扣4 Information Technology（Word教参）-【精讲精练】2025-2026学年高中英语必修第二册（北师大版）

[对应学生用书P39] Ⅰ.核心词汇 1．I tried to persuade him，but with little or no effect (效果). 2．I've chosen your hotel on the recommendation (建议) of my friends. 3．He is a sensible (明智的) sort of person and always has wise ideas. 4．The mayor admitted (承认) the local government had adopted a foolish idea. 5．This kind of activity encourages children in their creativity (创造力). 6．China is becoming more and more powerful (强有力的)thanks to the series of policies. 7．Working as a teacher in Africa is a rewarding (有意义的)experience for me. 8．It has been confirmed (证实) that the meeting will take place next week. 9．The boy can't concentrate (专注) with the noise going on outside. 10．China has played an important role in maintaining (维持) world peace. Ⅱ.拓展词汇 1．enable vt.使可能，使发生→able adj.能干的，有能力的→ability n.能力 2．convenience n.方便，便利→convenient adj.方便的，便利的 3．addicted adj.对……着迷的；沉迷的→addict vi.& n.使沉溺，使上瘾；瘾君子→addiction n.瘾，沉溺，癖好→addictive adj.上瘾的 4．recommendation n.建议，提议；推荐→ recommend vt.推荐；介绍；劝告，建议 5．explore vt.探索；探险→ exploration n.探测→explorer n.勘探者 6．personality n.个性，性格→person n.人→personal adj.个人的，私人的→ personally adv.个人地；就个人而言 7．admit vi & vt.承认→ admission n.准许进入；承认 8．variety n.多样化，变化→various adj.各种各样的→ vary v．相异；不同 9．sensible adj.朴素实用的；明智的；合理的→sensitive adj.敏感的；差解人意的→sense n.意义；感官 10．obviously adv.显而易见地，明显地→ obvious adj.明显的，显而易见的 11．selection n.供选择的同类物品；选择→ select vt.挑选 12．concern n.担忧，忧虑；vt.与……有关；使担心→concerned adj.担心的；涉及的→concerning prep.关于 13．powerful adj.效能高的；强有力的；强壮的→power n.动力；权力；影响力；控制力 14．favour n.恩惠；善意的行为→favourite adj.特别受喜爱的 15．deliver vi.& vt.递送；传达→delivery n.递送；发送；分娩 16．harm n.& vt.伤害，损害→harmful adj.有害的→harmless adj.无害的 17．argue vi.争辩；争吵→argument n.论点；论据 18．concentrate vi.专注，专心；集中注意力→concentration n.专心；专注 19．rewarding adj.有益的；有意义的→reward n.奖赏，回报；vt.奖赏；给以报酬 20．optional adj.可选择的；非强制的→optionally adv.可供选择地→option n.选择权，选项 21．imaginary adj.想象的，虚构的→imagination n.想象；想象力→imagine vt.想象→imaginative adj.富有想象力的 22．amazing adj.了不起的；惊人的→amaze vt.使惊异→amazed adj.惊奇的，吃惊的 Ⅲ.重点短语 1．be addicted to 沉迷 2．search for 寻找；搜索 3．for the sake of 为了…… 4．in the field of 在……领域 5．have the power to do sth 有能力做某事 6．at one's convenience 在某人方便之时 7．look forward to 盼望，期待 8．agree with 同意，和……意见一致 9．instead of 代替；而不是…… 10．a variety of 各种各样的 11．in one's opinion 根据某人的看法；在……看来 12．call for 要求；需要；为……叫喊 13．find out 查明；发现 14．work on 从事于 15．help out 帮助……摆脱困难 16．figure out 解决；算出；想出；理解 17．focus on 关注 18．point out 指出，指明 19．on the basis of 根据；基于…… 20．stay in touch with 与……保持联系 Ⅳ.重点句型 1．过去分词短语作后置定语 These digital identities，known as avatars，are a key part of how people use the Internet to communicate and express themselves. 这些数字身份，被称作“虚拟形象”，这是人们利用互联网进行交流和表达自己的关键部分。 2．so...that...如此……以至于…… Some users worry that they are spending so much time in virtual worlds that they are becoming afraid of meeting people in the real world. 一些用户担心他们在虚拟世界中花费了太多时间，以至于开始害怕在现实世界中与人见面。 3．while引导让步状语从句 While the Internet can bring people closer together，it can also harm friendships. 虽然互联网可以拉近人们的距离，但它也会伤害友谊。 4．it作形式宾语 According to a parenting expert，Denise Daniels，communicating through a screen makes it more difficult for children to concentrate or show kindness to others. 根据育儿专家丹尼斯·丹尼尔斯的说法，通过屏幕交流让孩子们更难集中注意力或对他人表示善意。 5．强调句 It is these skills that enable us to develop lifelong friendships. 正是这些技能使我们能够发展终生的友谊。 6．what引导表语从句 Thirdly，online relationships may not be what they appear to be． 第三，网络关系可能并不是它们看起来的样子。 7．that's why...那就是……的原因 That's why I believe that books about foreign cultures or imaginary worlds are the best! 那就是我认为关于外国文化或想象世界的书是最好的原因！ 8．It is/was＋形容词/名词(短语)＋to do sth I think it is fun to hear about new books that other people enjoy. 我觉得了解别人喜欢的新书很有趣。 ★本单元学到了哪些语法规则？ ★本单元学到了什么写作手法？ 学科网（北京）股份有限公司 $