UNIT 1 SCIENCE AND SCIENTISTS（突破疑难）（PPT）-【学而思】2026-2027学年高二英语选择性必修第二册（人教版）

UNIT 1 SCIENCE AND SCIENTISTS 第1讲　描述运动的基本概念   　　It’s reported that he subscribes annually to the village school.据报道,他每年给这所乡村学校捐款。 Employees subscribed for far more shares than were available.员工认购的股份远远超出实际可认购的 额度。 高频词汇精讲 第1讲　描述运动的基本概念 We are supposed to subscribe to some professional journals that are useful for our work.我们应该订阅一些 对我们的工作有用的专业期刊。      ①subscribe 　　    同意,赞同;订阅,订购;定期交纳(会员费);定期捐款 ②subscribe for认购(股份)   ①subscription n.(报刊等的)订阅费,订购款,订阅,订购;定期捐款;会员费 take out a subscription to...订阅…… cancel/renew a subscription退订/续订 第1讲　描述运动的基本概念 ②subscriber n.(报刊的)订阅人,订户;定期捐助者;消费者;用户 a subscriber/subscribers to...……的用户/订户   ①(2026北京东城区月考)On a roasting hot day, I walked up and down the parkway trying to persuade pas- sengers to subscribe 　　    Motivos. ②(2026重庆巴蜀中学月考)A con: Most useful features require a paid 　　    (subscribe). ③Lancom是一款全球语言学习应用程序,也是在线语言学习行业的领导者,拥有数百万活跃用户。 Lancom is a worldwide language learning app and a leader in the online language learning industry with     　     　　　　　　　　    . 第1讲　描述运动的基本概念 答案 用法归纳:①to 即时巩固:①to　②subscription ③millions of activesubscribers 第1讲　描述运动的基本概念     　　She suspected herself of making a terrible mistake during the exam.她怀疑自己在考试中犯了一个严 重的错误。 The young man ran out of the supermarket in panic, so the police suspected him to be a thief.那个年轻人惊 慌失措地跑出了超市,因此警察怀疑他是个小偷。   第1讲　描述运动的基本概念 ①suspect that...怀疑/觉得…… ②suspect sb. 　　    (doing) sth.怀疑某人(做)某事 ③suspect sb. 　　    ...怀疑某人是…… ④a murder suspect杀人嫌疑犯 ⑤a suspect package可疑包裹   suspected adj.被怀疑的 a suspected terrorist嫌疑恐怖分子   第1讲　描述运动的基本概念 suspect 指猜疑、起疑心,常译为“疑有,觉得”,怀疑其有 doubt 多指因证据不足或仅凭证据还不能肯定而产生怀疑,怀疑其无 •I suspect that she is the criminal.我觉得她是罪犯。 •I doubt that she is the criminal.我认为她未必是罪犯。 第1讲　描述运动的基本概念   ①(2026广东广州二中月考)It was his refusal to cooperate with the investigation that led to his being sus- pected 　　    involvement in the case. ②A case of 　　    (suspect) food poisoning in New York has led to 6 high school students being sent to hospital. ③他声称他没有泄露秘密,但我怀疑他在对我说谎,因为他不是一个可靠的人。(一句多译) →He claimed he didn't spill the beans, but I suspected 　　　　　　　　　　　　　　　　　    , be- cause he was not a reliable man. →He claimed he didn't spill the beans, but I suspected 　　　　　　　　　　　　　　    , because he was not a reliable man. 第1讲　描述运动的基本概念 答案 用法归纳:②of　③to be 即时巩固:①of　②suspected ③that he was lying to me; him of lying to me 第1讲　描述运动的基本概念     　　Lots of people find it hard to get up in the morning and put the blame on the alarm clock.很多人发现早 上很难起床并把责任推到闹钟上。 Blamed for not performing well in the examination, the girl couldn't help crying bitterly, burying her face in her hands.由于被指责考试没考好,女孩忍不住掩面痛哭。      第1讲　描述运动的基本概念 ①be to blame (for sth.) (对某事)负有责任 ②blame sb./sth. 　　    sth.把某事归咎于某人/某物 ③blame sth. on sb./sth.把某事归咎于某人/某物 ④put the blame 　　    ...归咎于…… ⑤take the blame for...为……承担责任 第1讲　描述运动的基本概念   ①(2023北京)These biased perspectives cannot be blamed 　　    one single cause. ②(2026广东佛山期中)调查证明司机应对事故负责。 The investigation proved that the driver 　　　　　　　　　　　    the accident. ③(2026江苏南京师范大学附属中学月考)我们输掉了比赛,我把我们的失败归咎于我自己。 We lost the game, and I 　　　　　　　　　　　    myself. 第1讲　描述运动的基本概念 答案 用法归纳:②for　④on 即时巩固:①on　②was to blame for ③blamed our failure on 第1讲　描述运动的基本概念     　The Shenzhou ⅩⅦ manned spacecraft and the front port of the Tianhe core module linked up in orbit on October 26th.10月26日,神舟十七号载人飞船与天和核心舱前向端口在轨道上对接。 The ancient Silk Road linked China to/with some countries in Central Asia as early as over 2,000 years ago. 早在两千多年前,古丝绸之路就把中国和中亚的一些国家连接起来了。    第1讲　描述运动的基本概念 ①have a link with...与……有联系 ②a link between...and...……与……之间的联系 ③link...　　    /with...把……与……连接/联系起来(被动语态为“...be linked 　　    /with...”) ④link 　　    (with...)(与……)连接;(与……)结合   ①(2025全国二)Volunteering during teenage years has been linked 　　    some major positive effects such as improved grades and increased self-confidence. ②I'm going to link 　　    with some fellow art lovers and visit the new art exhibition together. ③(2026山东青岛大学附属中学月考)疯狂和创造力之间可能存在关联。 There may be 　　　　　　　　    madness 　　    creativity. 第1讲　描述运动的基本概念 答案 用法归纳:③to;to　④up 即时巩固:①to/with　②up　③a link between;and 第1讲　描述运动的基本概念 　　To our delight, nowadays the number of cyclists running red lights is on the decrease.令我们高兴的是, 如今骑自行车闯红灯的人数正在减少。 There has been a decrease in consumer spending in the past few months due to the slowdown in economic growth.由于经济增长的放缓,消费者支出在过去几个月里有所减少。 (The Economist) 第1讲　描述运动的基本概念 The greenhouse gas emissions have decreased by 4% so far.到目前为止,温室气体排放量已经减少了4%。 The amount of waste produced in the community has decreased from 500 kilograms per week to 300 kilo- grams per week as a result of the recycling campaign.由于回收利用活动,该社区每周产生的垃圾量从500 千克减少到了300千克。      ①　　     the decrease 在减少;在衰减;在降低 ②a/the decrease 　　    ...……方面的减少 ③decrease 　　    ...减少/降低了…… ④decrease (from...)　　    ...(从……)减少/降低到……   第1讲　描述运动的基本概念 increase v.(使)增长,增多;增加 n.增长;增多;增加 increase by...增加了…… increase (from...) to...(从……)增加到…… on the increase在增长/增加   ①(2025全国二)Our study showed that there was a 30% decrease 　　    sick leave for people who were in plant-rich workplaces. ②(2026云南玉溪月考)However, modern entertainment centers for family visits are still in short supply in many cities, so the number of large theme parks in China will still be 　　    the increase. 第1讲　描述运动的基本概念 ③The median(中位数的) age of an American in 1950 was 30—today it is 41 and is expected to increase      　    42 by 2050. ④据报道,由于智能手机的问世,看杂志的人数在减少。 It is reported that due to the appearance of smartphones, the number of people reading magazines is 　　     　　　　　    .   第1讲　描述运动的基本概念 答案 用法归纳:①on　②in　③by　④to 即时巩固:①in　②on　③to　④on the decrease 第1讲　描述运动的基本概念     Your generous help and kindness transformed my first Canada trip into an unforgettable memory.你的慷慨 帮助和善意使我的第一次加拿大之行成为一个难忘的回忆。     transform sth./sb. (from...)　　    ...把某物/某人(从……)变成……[被动语态sth./sb. be transformed (from...)　　    ...] 第1讲　描述运动的基本概念   transformation n.改变;转变;改观   　　前缀trans-表示“转移,变化,超过,横穿”等。如:transport运输(从一地转到另一地);transplant移植; transcontinental横贯大陆的。   ①(2023新课标Ⅱ)More recently, as books have become inexpensive or even throwaway, artists have used them as the raw material for artworks—transforming covers, pages or even complete volumes 　　    paint- ings and sculptures. ②(2026江苏省苏州中学月考)Habitat loss occurs in the 　　    (transform) of a piece of wasteland into a Starbucks, or a field where wildflowers will grow into a field of soy or corn. 第1讲　描述运动的基本概念 答案 用法归纳:into;into 即时巩固:①into　②transformation 第1讲　描述运动的基本概念     　　The movie The Battle at Lake Changjin describes a battle to aid North Korea and defend our country from/against possible danger.电影《长津湖》描述了一场援助朝鲜并保卫我国免遭可能的危险的战 役。   第1讲　描述运动的基本概念 defend...　　    /　　    ...保护……免受……的攻击/伤害;为……辩护/辩解,反驳……   ①defence(defense) n.保卫;辩护;防守 in defence of/in one's defence为了保卫……;为……辩护 come to sb.'s defence为某人辩护 a defence mechanism防卫机制;防御机制 ②defensive adj.防御的;自卫的;戒备的   第1讲　描述运动的基本概念 ①(2024新课标Ⅰ)If he seems a little 　　    (defend), it might be because even some of his coworkers oc- casionally laugh at his unusual methods. ②(2026河南南阳一中开学考试)However, questions remain on the exact advantages that these distinctive 　　    (defend) mechanisms provide for the butterflies that use them. ③The law allows people to defend themselves 　　    a charge. 第1讲　描述运动的基本概念 答案 用法归纳:from;against 即时巩固:①defensive　②defence/defense　③from/against 第1讲　描述运动的基本概念     　　The expert used to leave much of the work to his research assistant.这位专家曾把许多工作都交给他 的研究助理。   第1讲　描述运动的基本概念 ①research/shop assistant 研究助理/店员 ②an/the assistant manager协理;助理经理   ①assist v.帮助;协助;援助 assist sb. in doing sth./assist sb. to do sth.帮助某人做某事 assist (sb.) in/with sth.帮助/协助(某人)某事 •I love doing housework. I always assist my parents in doing the dishes after meals.我喜欢做家务。我总 是在饭后帮父母洗碗。 (2021全国乙) 第1讲　描述运动的基本概念 ②assistance n.帮助;支持;援助 with the assistance of...在……的帮助下 be of assistance有帮助;帮忙 come to one's assistance来帮助某人 •Despite his cries, no one came to his assistance.尽管他喊叫,但没有人来帮助他。   第1讲　描述运动的基本概念   ①(2024全国甲)I was very impressed by the doctors and their 　　    (assistant) working and living in such little space but still staying focused and very concerned. ②(2026江苏无锡月考)Ball's devotion feeds continuous encouragement and 　　    (assist) to students. ③I assisted him 　　    (check) all the storybooks to be sent to the Hongshan Primary School next week. ④(2026天津滨海新区月考)We're looking for someone to assist 　　    the lunchtime routine, take care of pre-school children at mealtimes, and get the room ready for afternoon activities. 第1讲　描述运动的基本概念 答案 即时巩固:①assistants　②assistance ③to check　④in/with 第1讲　描述运动的基本概念     　　The movements of the black and white pieces reflect the basic ideas of Eastern philosophy, according to Tu Ningning, who is in charge of the exhibition.根据此次展览的负责人屠宁宁介绍,黑白棋子的移动反 映了东方哲学的基本理念。 (2025全国一)   第1讲　描述运动的基本概念 ①in charge负责;掌管(常作后置定语) •If you have other questions about this speech contest, please call our office and look for the person in charge.如果你对本次演讲比赛有其他问题,请致电我们的办公室寻找负责人。     ②in the charge of...由……负责/掌管(=in one's charge) •The science experiment class is in the charge of an experienced teacher who makes the lessons really in- teresting.科学实验课由一位经验丰富的老师负责,他/她让课程变得非常有趣。 ③take charge of...负责……;掌管…… ④in/under one's charge由某人照料 ⑤free of charge免费 ⑥charge (sb.) (some money) for sth.因某物(向某人)收费 第1讲　描述运动的基本概念 ⑦charge sb. with (doing) sth.指责某人(做)某事;控告某人(做)某事   　　be in charge of前多以人作主语,指“某人负责/掌管某事/物”;be in the charge of前多以物作主语, 指“某事/物由某人负责/掌管”。类似的还有be in possession of、be in the possession of、be in control of、be in the control of等。   ①(2026江苏南通月考)At this art center, Clark charges $450 　　    the materials, building and set-up. ②After the accident, people charged her 　　    neglecting her duty. ③(2021天津3月)他主动提出为有需要的人免费修理自行车。 He offered to fix bikes 　　　　　　　　    for anyone who needed it. 第1讲　描述运动的基本概念 ④作为学生会主席,我被委派负责安排你在北京逗留期间的所有活动。(一句多译) →As chairman of the Student Union, I was appointed 　　　　　　　　　　　    arranging all the activi- ties during your stay in Beijing. →As chairman of the Student Union, I was appointed 　　　　　　　　　　　　　　    arranging all the activities during your stay in Beijing.   第1讲　描述运动的基本概念 答案 即时巩固:①for　②with　③free of charge　④to take charge of; to be in charge of 第1讲　描述运动的基本概念 词汇 释义 用法&拓展 severe adj.极为恶劣的;十分严重的;严 厉的 severely adv.严重地;严厉地;严格地 severity n.严厉;严重 frustrated adj.懊恼的;沮丧的;失意的 frustrate v.使懊丧;使懊恼;使沮丧 frustrating adj.令人懊恼的;令人沮丧的 frustration n.懊恼 I bit back my frustration.我强忍住懊恼。(2022新高考Ⅰ) 高频词汇积累 第1讲　描述运动的基本概念 infection n.感染;传染 infect vt.使感染;传染;影响 She infected the children with her enthusiasm for music.她用她对音乐的热情影响了孩子们。 handle n.把手;拉手;柄    vt.处理;搬动;操 纵(车辆、动物、工具等); 买,卖 handle the actual reservations处理实际预订(2023浙江1月) They were arrested for handling stolen goods. 他们因买卖赃物而遭逮捕。 第1讲　描述运动的基本概念 pure adj.干净的;纯的;纯粹的 pure water纯净水(2025全国一) purely adv.纯粹地;完全;仅仅 purity n.纯洁;纯净;纯粹 purify v.使(某物)洁净;净化 　purify the environment净化环境(2025全国二) thanks to 幸亏;由于 thanks to sb. for sth.因某事感谢某人  because of、due to、owing to、as a result of、on account of 第1讲　描述运动的基本概念 initial adj.最初的;开始的;第一的 the initial sense of urgency最初的紧迫感(2021天津) initially adv.开始;最初;起初 initiate v.开始;发起 　initiate dialogues with minimal-ist art与极简主义艺术展开对话(2025全国一) cast vt.(cast, cast)投射;向……投以(视 线、笑容等);投掷 cast a look/glance at...看/瞅……一眼 cast a shadow投下一片影子 第1讲　描述运动的基本概念 pour v.倒出;倾泻;斟(饮料);下大雨;不 断涌向(或涌现) pour in/into 大量涌入 pour out倾诉;倒出;大量涌出 第1讲　描述运动的基本概念 break out (战争、打斗等不愉快的事情)突 然开始;爆发 break away (from...)挣脱……;脱离……;甩掉…… break down消除;打破;分解 　break down prejudice消除偏见(2025全国二) break into强行闯入;突然开始(笑、唱等) break off折断;中断;突然终止 break through取得突破;冲破 break up解散;结束;拆开;粉碎;破碎 第1讲　描述运动的基本概念 outstanding adj.优秀的;杰出的;明显的 an outstanding AI expert杰出的人工智能专家(2024新课标Ⅱ) outstandingly adv.非常,极其 gifted adj.有天赋的;有天才的;天资聪 慧的 be gifted in (doing)...在(做)……方面有天赋  talented adj.有天资的;有才能的 gift n.天赋;礼物;赠品 　have a gift/talent for...有……天赋 第1讲　描述运动的基本概念 fault n.弱点;过错 find fault (with sb./sth.)找碴儿;挑错;批评;挑剔 at fault有责任;有过错(2025全国一) shift n.改变;转换;轮班 vi.& vt.转移;挪动;转向;转变 shift from...to...由/从……向……转移/转变 the day/night shift日/夜班 vivid adj.生动的;鲜明的;丰富的 vivid images 生动的形象(2023天津3月) vividly adv.生动地 vividness n.生动;逼真;鲜明 第1讲　描述运动的基本概念     　　It was so cold a day that nobody was in the street.天气很冷,街上一个人也没有。 The little boy was so nervous that he felt his tongue tied and palms sweating.这个小男孩如此紧张,以至于 他感觉自己舌头打结、手心冒汗。    第1讲　描述运动的基本概念 She danced so gracefully that all the audience were attracted by her performance.她跳舞如此优美,以至于 所有观众都被她的表演吸引了。    There are so many people that he has to force his way through them.人太多了,他不得不强行穿过他们。 There is no need to worry. You've done so much schoolwork that you are sure to pass the exam.没有必要 担心。你做了这么多功课,一定能通过考试。   　　so...that...结构中的so是副词,常常用来修饰形容词或副词,常用句式: ①so+　　    /　　     +that... ②so+adj.+　　    +　　　　　    +that...   第1讲　描述运动的基本概念 ③so+　　    /few+可数名词复数+that... ④so+　　    /little(少)+不可数名词+that...   ①such...that...“如此……以至于……”也可引导结果状语从句,常用句式: such+a/an+adj.+可数名词单数+that... such+adj.+可数名词复数/不可数名词+that... ②so that既可以引导目的状语从句(意为“为了,以便”,从句中常含情态动词),又可以引导结果状语从 句(意为“所以,因此”)。 ③in order that引导目的状语从句,相当于so as to(不能置于句首)/in order to。   第1讲　描述运动的基本概念 ①当名词前有many、much、few、little(意为“少的”而不是“小的”)修饰时,要用“so...that...”而不 能用“such...that...”。 ②当so/such位于句首时,主句要用倒装语序。   ①(2022全国甲)分歧如此尖锐,以至于他和我都不知道该如何解决。 The disagreement was 　　　　　　　　    neither he nor I knew how to settle it. ②(2022新高考Ⅰ)然而,戴维如此坚定,以至于他不顾周围的一切,只向前看。(倒装句) However, 　　　　　　　　　　　　　　    he ignored everything around him only watching forward. 第1讲　描述运动的基本概念 ③(2022浙江)小组学习室是一个如此吸引人的地方,以至于许多学生会聚集在那里,以进一步提高他们 的学习水平。 The group study room is　　     　　　　　　　　　　　    many students will gather there to further im- prove their learning level. ④教室里喧闹声太大,以至于他无法集中注意力阅读。 There is 　　　　　　　　    in the classroom 　　    he couldn't focus on what he was reading. ⑤博物馆里有如此小的雕像,以至于你需要仔细观察才能欣赏它们的细节。 There are　　     　　　　　    in the museum that you need to look closely to appreciate their details.   第1讲　描述运动的基本概念 答案 用法归纳:①adj.;adv.　②a/an;单数名词　③many　④much 即时巩固:①so sharp that　②so determined was David that　③so appealing a place that/such an appealing place that　④so much noise;that ⑤such little statues 第1讲　描述运动的基本概念     Was it an old magazine that Mary found in the bag? 玛丽在包里找到的是一本旧杂志吗? It is my mother who/that prepares the delicious dinner for us every day.每天为我们准备美味晚餐的是我的 母亲。 When was it that you had the most quality time with your family?是什么时候你和你的家人共度了最美好 的时光? 第1讲　描述运动的基本概念 It was not until then that I realized health is the most important thing.直到那个时候我才意识到健康是最 重要的东西。   　　①强调句型基本结构: 陈述句式:It is/was+被强调部分+that/who+句子其余部分. 一般疑问句式: 　　    /　　    +it+被强调部分+that/who+句子其余部分? 　　特殊疑问句式:　　　　　　    +is/was it+that+句子其余部分? 对not...until...的强调:It is/was not until+被强调部分+that+句子其余部分. 　　②被强调的部分可以是主语、　　    、　　    。当被强调的部分指人时,既可用that,也可用　         。指物时只能用that。   第1讲　描述运动的基本概念 ①强调句型的判断:将强调句结构中的It is/was和that/who去掉,如果句子剩下的部分不缺少任何成 分,语序稍加调整后仍是一个完整的句子,那么这个句子就是强调句,否则就不是强调句。 ②主谓一致:被强调的部分如果是句子的主语,that/who之后的谓语动词在人称和数上应与被强调的主 语保持一致。   ①(2025全国一改编)我意识到正是我自己有错。 I realized　　     　　　　　　　　    was at fault. 第1讲　描述运动的基本概念 ②(2022新高考Ⅰ)His brave heart and strong faith could make something unusual happen finally.(句型转 换;强调主语) →　　     　　　　　　　　　　　　　　　　　　　　　　　    could make something unusual hap- pen finally. ③(2026山东师范大学附属中学月考)直到唐宋时期,油纸伞才开始被广泛使用。(强调not...until...) 　　     　　　　　　　　    the Tang and Song dynasties 　　    oil paper umbrellas became widely used. ④令我们欣慰的是,正是在大家的共同努力下,小男孩最终被成功救出。 To our relief,　　     　　　　　　　　　　　　　　    the little boy was eventually rescued successfully. 第1讲　描述运动的基本概念 答案 用法归纳:①Is;Was;特殊疑问词　②宾语;状语;who 即时巩固:①it was I who/that　②It was his brave heart and strong faith that　③It was not until;that　④it was with our joint efforts that 第1讲　描述运动的基本概念 译文:霍乱曾经是世界上最令人恐惧的疾病之一,直到一位英国医生约翰·斯诺(向人们)展示了如何战胜它。 第1讲　描述运动的基本概念 译文:这位女士似乎非常喜欢从水泵抽上来的水,每天都让人(从那里)打水运到家里来。 第1讲　描述运动的基本概念 译文:钱学森备受人们的尊敬,《钱学森的故事》一书的作者称他为一位具有“伟大科学思想和科学精 神”的人,并且他热爱祖国,用努力、成就和奉献来为祖国服务。 第1讲　描述运动的基本概念 译文:不过,1932年淞沪会战爆发后,钱学森决定改学航空专业,因为他意识到中国需要自己的强大的空 军来保卫国家。 第1讲　描述运动的基本概念 答案 ①时间　②宾语　③主语　④结果　⑤定语　⑥谓语　⑦时间　⑧原因　⑨宾语 第1讲　描述运动的基本概念 表语从句 在句中充当表语的从句叫表语从句，它位于系动词之后。可以接表语从句的系动词有be、look、feel、remain、seem、appear等。 第1讲　描述运动的基本概念   The problem is whether the air pollution can be controlled.问题是空气污染能否被控制住。 The amazing thing about the hot spring is that the lower the temperature gets, the hotter it is!这个温泉的神 奇之处在于,(周围环境的)温度越低,它越热! Private jet pilots are still needed. That is because the rich are continuing to travel as much as before.私人喷 气式飞机驾驶员仍然被需要。那是因为富人在继续像以前一样频繁地旅行。 Indoor plants might look as if they just sit around not doing much, but in many ways they are the unsung heroes of the home.室内植物可能看起来好像就只是无用的摆设, 但从很多方面来说,它们是家中默默无 闻的英雄。 (2023全国乙) 第1讲　描述运动的基本概念   　　引导表语从句的从属连词that、whether、because、as if/though在从句中不作成分,其中①　　     无词义,但不能省略;because后接表示原因的句子;whether表示“②　　    ”;as if/though表示“好像”。 第1讲　描述运动的基本概念   The question is whose car is the most expensive.问题是谁的车是最贵的。 The puzzle is who got close to the dying patient.难题是谁接近过那个临终的病人。 This is what they do at most banks and fast-food restaurants.这就是他们在大多数银行和快餐店做的事情。   　　连接代词引导表语从句时,除了起连接作用外,还可以在从句中充当③　　    、④　　    、定语和 表语,本身具有词义。常见的连接代词有what、which、who、whose、whom、whoever、whatever、 whichever等。 第1讲　描述运动的基本概念   The discussion is how we can solve the problem.讨论内容是我们如何才能解决这个问题。 The point is when we can find the solution to the problem.关键是我们何时能找到解决这个问题的方法。 Scientists think that the continents weren't where they are today.科学家们认为,过去的大陆并不在现在所 处的位置上。   　　连接副词引导表语从句时,除了起连接作用外,还可以在从句中充当⑤　　    ,本身具有词义。常 见的连接副词有when、where、why、how等。 第1讲　描述运动的基本概念   　　My suggestion is that we (should) adopt a more flexible approach.我的建议是我们应该采用一种更灵 活的方法。 The request is that every student (should) donate one or two books.要求是每位学生捐一两本书。   　　当主句的主语是advice、suggestion、order、command、request、requirement等表示建议、命令 或要求的名词时,表语从句中常用虚拟语气,即从句谓语用“⑥　　　　　    ”的形式,其中should可以 省略。   第1讲　描述运动的基本概念 It looks as if it's going to rain.天看上去好像要下雨。 It seemed as if he had traveled to space.他好像去太空旅游过。 She looks as if she were ten years younger.她看起来仿佛年轻了十岁。   　　当表语从句的引导词是as if或as though时,后面的表语从句如果表示假设的情况,需使用虚拟语气: 用⑦　　　　　    表示与现在的事实相反;用⑧　　　　　    表示与过去的事实相反;用“would/could /might+动词原形”表示与将来的事实相反。如果表示事实或很可能发生的事,则不用虚拟语气。 第1讲　描述运动的基本概念   Tom overslept this morning, and that was why he was late for work.汤姆今天早晨睡过了头,那就是他 上班迟到的原因。 He did not go to the cinema last night. That was because he had to help his sister with her homework.昨天晚 上他没有去看电影,那是因为他得帮助他的妹妹做作业。   　　this/that is/was why后面接的内容表示⑨　　    ,翻译为“这/那是……的原因”;this/that is/was be- cause后面接的内容表示⑩　　    ,翻译为“这/那是因为……”。   第1讲　描述运动的基本概念 ①(2025北京)The truth, though, is 　　　　    could be guessed—there's never anyone else here. ②(2024浙江1月)I think a point that many people lose sight of is 　　　　    easy it can be to fall behind schedule. ③(2024新课标Ⅱ)From there, Campbell says, will come Artificial Dominant Intelligence. This is 　　　     Campbell has set out to raise awareness of AI and its future now. ④If a young person plays sports, he or she is less likely to have problems. This is 　　　　    sports teach people about rules. ⑤Part of the challenge of copying the dish is 　　　　    the recipe for jianbing differs from region to re- gion, and even from vendor to vendor. 第1讲　描述运动的基本概念 ⑥What worried the agent most was 　　　　    revealed the secret. ⑦What I want to know is 　　　　    we can raise enough funds or not. ⑧The first time we had dinner together was 　　　　    we were visiting the Great Wall. ⑨Reading this book made me feel as if I 　　　　    (travel) to the mysterious land and talked with the wise man. ⑩正如我们所知,图书馆是学生们可以探索知识的海洋的地方。 As we all know, the library is 　　　　　　　　　　　　　　　　　　　　　　　    of knowledge. 第1讲　描述运动的基本概念  当我还是个小孩子的时候,春节期间的红包是我最期待的。 When I was a little child, the red packet during the Spring Festival was 　　　　　　　　　　　    most.  老校园看起来好像是一台时光机,把我带回到我刚入学时的童年的快乐时光。 The old schoolyard looks 　　　　　　　　　　　　　　　　　　　　　　　　　　　    , taking me back to the happy days of my childhood when I first entered the school. 第1讲　描述运动的基本概念 答案 用法归纳:①that　②是否　③主语　④宾语　⑤状语　⑥should+动词原形　⑦一般过去时　⑧过去 完成时　⑨结果　⑩原因 即时巩固:①what　②how　③why　④because　⑤that　⑥who ⑦whether　⑧when　⑨had travel(l)ed　⑩where students can explore the ocean     what I expected      as if it were a time machine 第1讲　描述运动的基本概念 $