Unit3 词汇备课 2026-2027学年人教版英语九年级上册

该初中英语知识清单系统梳理了人教版九上Unit 3的52个核心词汇，涵盖名词、动词、形容词、副词及短语，主题涉及学习策略、语言技能和学习资源。从基础词汇（如learner, flashcard）到学习方法（如step by step, build up），再到学习资源与策略（如website, take advantage of），形成从认知到应用的学习支架。 知识链路按“词汇解析-拓展应用”逻辑呈现，每个词汇包含词性转换、搭配及例句，助力构建词汇网络。练习题注重语境应用与词性转换，如动词与名词、形容词的转换训练，既提升语言能力，又培养思维品质中的分析与应用能力，同时渗透学习策略指导，符合新课标核心素养要求。

人教版九上unit 3词汇备课 1. learner /ˈlɜːnə(r)/ n. 学习者 · 近义词：student, pupil · 反义词：teacher, instructor · 词性转换：learn v. 学习；learning n. 学习 · 常见搭配：fast learner, young learner, language learner · 例句：She is a quick learner. 她学东西很快。 练习题： 1. Children __________ (learn) their first language naturally. 2. Online __________ (learn) has become very popular recently. 答案与解析： 1. learn —— 动词，“学习”。 2. learning —— 动名词，“学习”。 2. flashcard /ˈflæʃkɑːd/ n. (用于学习的)卡片；抽认卡 · 近义词：study card, memory card · 常见搭配：make flashcards, review with flashcards · 例句：I use flashcards to remember new words. 我用抽认卡记生词。 练习题： 1. She wrote vocabulary on __________ (flashcard). 2. Using __________ (flashcard) is an effective way to study. 答案与解析： 1. flashcards —— 复数。 2. flashcards —— 名词复数作主语。 3. project /prəˈdʒekt/ n. 计划；项目 · 近义词：plan, task, assignment · 词性转换：project v. 预测；投射；projector n. 投影仪 · 常见搭配：do a project, group project, science project · 例句：We are working on a class project. 我们正在做一个班级项目。 4. website /ˈwebsaɪt/ n. 网站 · 近义词：web page, site · 常见搭配：visit a website, official website · 例句：You can find the information on their website. 你可以在他们的网站上找到信息。 练习题： 1. I often __________ (website) online stores. (应填动词) → 改为：I often buy things from __________ (website). 2. This __________ (website) is very useful for students. 答案与解析： 1. websites —— 复数。 2. website —— 单数。 5. hands-on /ˈhændzɒn/ adj. 动手的；实际操作的 · 近义词：practical, experiential · 反义词：theoretical, abstract · 常见搭配：hands-on experience, hands-on activity · 例句：The course offers hands-on training. 这门课程提供实际操作训练。 练习题： 1. Students learn best through __________ (hands-on) activities. 2. He has no __________ (hands-on) experience in this field. 答案与解析： 1. hands-on —— 形容词，无变形。 2. hands-on —— 形容词。 6. experiment /ɪkˈsperɪmənt/ n. 实验；试验 · 近义词：test, trial · 词性转换：experimental adj. 实验的；experiment v. 做实验 · 常见搭配：do/perform an experiment, science experiment · 例句：We did an experiment in chemistry class. 我们在化学课上做了一个实验。 练习题： 1. Scientists __________ (experiment) on the new drug. 2. The results were __________ (experiment) and not yet proven. 答案与解析： 1. experimented —— 动词过去式。 2. experimental —— 形容词，“实验性的”。 7. look up 查阅；检查 · 近义词：search for, find information about · 反义词：ignore, overlook · 常见搭配：look up a word, look up a number · 例句：If you don’t know the meaning, look it up. 如果你不知道意思，就查一下。 练习题： 1. You should __________ (look up) new words in a dictionary. 2. I __________ (look up) the schedule yesterday. 答案与解析： 1. look up —— 原形。 2. looked up —— 过去式。 8. dictionary /ˈdɪkʃənri/ n. 词典；字典 · 近义词：lexicon, wordbook · 常见搭配：look up in a dictionary, online dictionary · 例句：This dictionary has many examples. 这本词典有很多例句。 9. aloud /əˈlaʊd/ adv. 出声地；大声地 · 近义词：out loud, loudly · 反义词：silently, quietly · 常见搭配：read aloud, think aloud · 例句：Please read the text aloud. 请大声朗读课文。 练习题： 1. She whispered the answer to herself rather than saying it __________ (aloud). 2. The teacher asked us to read __________ (aloud). 答案与解析： 1. aloud —— 副词。 2. aloud —— 副词。 10. dialogue /ˈdaɪəlɒɡ/ (=dialog) n. 对话；对白 · 近义词：conversation, talk · 反义词：monologue · 词性转换：dialogic adj. 对话的 · 常见搭配：write a dialogue, practice a dialogue · 例句：The dialogue in the movie was funny. 电影中的对白很有趣。 练习题： 1. The two characters had a long __________ (dialogue). 2. Please __________ (dialogue) the scene with your partner. (动词“对话”较少用，通常用“act out a dialogue”) 改为：They __________ (dialogue) for hours. 可接受动词化。答案：dialogued 答案与解析： 1. dialogue —— 名词。 2. dialogued —— 动词过去式（罕见，但可接受）。 11. suit /suːt/ v. 适合；有利于 n. 套装 · 近义词：fit (v.), match (v.), outfit (n.) · 反义词：mismatch, disagree with · 词性转换：suitable adj. 合适的；suitcase n. 手提箱 · 常见搭配：suit sb’s needs, a business suit · 例句：This color really suits you. 这个颜色很适合你。 练习题： 1. This is a __________ (suit) time to ask for help. 2. He wore a black __________ (suit) to the meeting. 答案与解析： 1. suitable —— 形容词，“合适的”。 2. suit —— 名词，“套装”。 12. general /ˈdʒenrəl/ adj. 总的；大体的 · 近义词：overall, broad · 反义词：specific, detailed · 词性转换：generally adv. 通常；generalize v. 概括 · 常见搭配：general idea, general public · 例句：I have a general understanding of the topic. 我对这个话题有大致的了解。 练习题： 1. __________ (general) speaking, people like free time. 2. Don’t __________ (general) from one example. 答案与解析： 1. Generally —— 副词，“通常地”。 2. generalize —— 动词，“概括”。 13. in general 总的来说；通常 · 近义词：generally, on the whole · 反义词：in particular, specifically · 常见搭配：in general, people are kind. · 例句：In general, the weather here is mild. 总的来说，这里的天气温和。 练习题： 1. __________ (in general), I prefer tea to coffee. 2. Students, __________ (in general), need more sleep. 答案与解析： 1. In general —— 固定短语。 2. in general —— 无变化。 14. speed /spiːd/ n. 速度 v. (sped/sped; speeded/speeded) 加速；促进 · 近义词：pace, rate; accelerate · 反义词：slowness; slow down · 词性转换：speedy adj. 快速的 · 常见搭配：high speed, speed up, speed through · 例句：The car was traveling at high speed. 汽车正高速行驶。 练习题： 1. He __________ (speed) down the highway and got a ticket. (过去式可用sped或speeded) 2. The __________ (speed) of light is very fast. 答案与解析： 1. sped/speeded —— 动词过去式。 2. speed —— 名词。 15. grammar /ˈɡræmə(r)/ n. 语法 · 近义词：syntax, linguistic rules · 词性转换：grammatical adj. 语法的；grammatically adv. · 常见搭配：grammar rules, grammar exercise · 例句：Your grammar is excellent. 你的语法很棒。 练习题： 1. This sentence is __________ (grammar) correct. 2. He is learning English __________ (grammar). 答案与解析： 1. grammatically —— 副词。 2. grammar —— 名词。 16. podcast /ˈpɒdkɑːst/ n. 播客 · 近义词：audio program, digital broadcast · 词性转换：podcaster n. 播客主播 · 常见搭配：listen to a podcast, download a podcast · 例句：I listen to a language learning podcast every day. 我每天听一个语言学习的播客。 练习题： 1. She has her own __________ (podcast) about history. 2. Many people __________ (podcast) their shows online. (动词化) 答案与解析： 1. podcast —— 名词。 2. podcast —— 动词，“发布播客”。 17. zero /ˈzɪərəʊ/ num. 零；最低程度 · 近义词：nil, none, nought · 反义词：infinite, many · 常见搭配：zero tolerance, zero hour, absolute zero · 例句：The temperature dropped to zero. 温度降到了零度。 练习题： 1. The score was two to __________ (zero). 2. There is __________ (zero) chance of success. 答案与解析： 1. zero —— 数字。 2. zero —— 名词/形容词。 18. come across (偶然)遇见；发现 · 近义词：encounter, run into, find by chance · 反义词：miss, avoid · 常见搭配：come across an old friend, come across a problem · 例句：I came across an interesting book yesterday. 我昨天偶然发现一本有趣的书。 练习题： 1. While cleaning, I __________ (come across) some old photos. 2. Have you ever __________ (come across) a word you don’t know? 答案与解析： 1. came across —— 过去式。 2. come across —— 过去分词（ever提示完成时）。 19. step by step 逐步地；循序渐进地 · 近义词：gradually, little by little · 反义词：suddenly, all at once · 常见搭配：explain step by step, learn step by step · 例句：Follow the instructions step by step. 逐步按照说明操作。 练习题： 1. You need to build your skills __________ (step by step). 2. The teacher taught us the method __________ (step by step). 答案与解析： 1. step by step —— 短语。 2. step by step —— 短语。 20. build up 增加；创建 · 近义词：accumulate, develop, establish · 反义词：reduce, decrease · 词性转换：build-up n. 积累 · 常见搭配：build up confidence, build up a business · 例句：Regular exercise helps build up strength. 经常锻炼有助于增强体力。 练习题： 1. She __________ (build up) her vocabulary over time. (用过去式) 2. Too much stress can cause a __________ (build up) of anxiety. 答案与解析： 1. built up —— 过去式。 2. buildup / build-up —— 名词，“积累”。 21. actively /ˈæktɪvli/ adv. 积极地 · 近义词：energetically, vigorously · 反义词：passively, inactively · 词性转换：active adj. 积极的；activity n. 活动 · 常见搭配：participate actively, actively involved · 例句：She actively takes part in class discussions. 她积极参与课堂讨论。 练习题： 1. He is an __________ (actively) member of the club. (填形容词) 2. We should __________ (actively) listen to others. 答案与解析： 1. active —— 形容词。 2. actively —— 副词。 22. enjoyable /ɪnˈdʒɔɪəbl/ adj. 有乐趣的；使人快乐的 · 近义词：pleasant, fun, delightful · 反义词：boring, unpleasant · 词性转换：enjoy v. 喜欢；enjoyment n. 快乐 · 常见搭配：enjoyable experience, enjoyable activity · 例句：We had an enjoyable trip. 我们度过了一次愉快的旅行。 练习题： 1. I __________ (enjoyable) reading novels in my free time. (填动词) 2. Reading brings me great __________ (enjoyable). 答案与解析： 1. enjoy —— 动词。 2. enjoyment —— 名词。 23. strategy /ˈstrætədʒi/ n. 策略 · 近义词：plan, approach, tactic · 词性转换：strategic adj. 战略的；strategically adv. · 常见搭配：learning strategy, marketing strategy · 例句：We need a new strategy to win. 我们需要一个新策略来取胜。 练习题： 1. We must think __________ (strategy) about our future. 2. This is a __________ (strategy) move to increase sales. 答案与解析： 1. strategically —— 副词。 2. strategic —— 形容词。 24. put off 推迟；拖延 · 近义词：delay, postpone · 反义词：advance, bring forward · 常见搭配：put off a meeting, put off doing sth · 例句：Don’t put off until tomorrow what you can do today. 今日事今日毕。 练习题： 1. They __________ (put off) the game because of rain. 2. You should not __________ (put off) your homework. 答案与解析： 1. put off —— 过去式（put不变）。 2. put off —— 原形。 25. correct /kəˈrekt/ adj. 正确的；恰当的 v. 纠正 · 近义词：right, accurate (adj.); rectify (v.) · 反义词：incorrect, wrong (adj.); mistake (v.) · 词性转换：correction n. 纠正；correctly adv. 正确地 · 常见搭配：correct answer, correct mistakes · 例句：Please correct the errors in your paper. 请纠正你论文中的错误。 练习题： 1. He answered the question __________ (correct). 2. Your essay needs some __________ (correct). 答案与解析： 1. correctly —— 副词。 2. correction —— 名词。 26. suggest /səˈdʒest/ v. 建议；提议 · 近义词：propose, recommend · 反义词：demand, order · 词性转换：suggestion n. 建议；suggestive adj. 暗示的 · 常见搭配：suggest doing sth, suggest that · 例句：I suggest taking a break. 我建议休息一下。 练习题： 1. Do you have any __________ (suggest)? 2. She __________ (suggest) that we leave early. 答案与解析： 1. suggestions —— 名词复数。 2. suggested —— 动词过去式。 27. method /ˈmeθəd/ n. 方法 · 近义词：way, approach, technique · 词性转换：methodical adj. 有条理的；methodically adv. · 常见搭配：teaching method, effective method · 例句：This is the best method to learn a language. 这是学习语言的最佳方法。 练习题： 1. He works in a very __________ (method) way. 2. We need to find a new __________ (method). 答案与解析： 1. methodical —— 形容词。 2. method —— 名词。 28. summarize /ˈsʌməraɪz/ (=summarise) v. 总结；概括 · 近义词：sum up, outline, recap · 反义词：elaborate, expand · 词性转换：summary n. 摘要；summarization n. · 常见搭配：summarize the article, summarize the main points · 例句：Please summarize the main idea of the story. 请概括故事的主要思想。 练习题： 1. Write a __________ (summarize) of the chapter. 2. The professor __________ (summarize) the lecture at the end. 答案与解析： 1. summary —— 名词。 2. summarized —— 过去式。 29. growth /ɡrəʊθ/ n. 成长；增加 · 近义词：development, increase, expansion · 反义词：decline, decrease · 词性转换：grow v. 生长；grown adj. 长大的 · 常见搭配：economic growth, personal growth · 例句：The growth of the plant was amazing. 这株植物的生长令人惊叹。 练习题： 1. Children __________ (growth) quickly. (填动词) 2. A __________ (grow) number of people use smartphones. 答案与解析： 1. grow —— 动词。 2. growing —— 形容词，“增长的”。 30. mindset /ˈmaɪndset/ n. 观念模式 · 近义词：attitude, outlook, mentality · 常见搭配：growth mindset, fixed mindset · 例句：A positive mindset helps you succeed. 积极的心态有助于成功。 练习题： 1. You need to change your __________ (mindset). 2. A __________ (mindset) of learning is important. 答案与解析： 1. mindset —— 名词。 2. mindset —— 名词。 31. materials /məˈtɪəriəlz/ n. 材料 · 近义词：supplies, resources · 反义词：waste, garbage · 词性转换：material n./adj. 材料(的)；物质(的) · 常见搭配：learning materials, building materials · 例句：All the materials are on the desk. 所有材料都在桌子上。 练习题： 1. We need to collect more __________ (material) for the project. 2. The __________ (material) world is not everything. 答案与解析： 1. materials —— 复数。 2. material —— 名词，“物质”。 32. in part 在某种程度上；部分地 · 近义词：partially, partly, to some extent · 反义词：completely, entirely · 常见搭配：succeed in part, caused in part by · 例句：The failure was due in part to bad planning. 失败部分是由于糟糕的计划。 练习题： 1. His success is __________ (in part) due to luck. 2. The story is true, at least __________ (in part). 答案与解析： 1. in part —— 短语。 2. in part —— 短语。 33. guidance /ˈɡaɪdns/ n. 指导 · 近义词：direction, advice, instruction · 反义词：misguidance, confusion · 词性转换：guide v./n. 指导；导游 · 常见搭配：under sb’s guidance, career guidance · 例句：Children need their parents’ guidance. 孩子需要父母的指导。 练习题： 1. The teacher __________ (guidance) us through the experiment. 2. Thank you for your wise __________ (guide). (填名词“指导”) 答案与解析： 1. guided —— 动词过去式。 2. guidance —— 名词。 34. feedback /ˈfiːdbæk/ n. 反馈的意见 · 近义词：response, comment, reaction · 反义词：silence, ignorance · 常见搭配：give feedback, receive feedback, positive feedback · 例句：The teacher gave us useful feedback. 老师给了我们有用的反馈。 练习题： 1. Please __________ (feedback) on my work. (动词化罕见，用give feedback) 改为：Please __________ (give) me some feedback. 2. We need your __________ (feedback) to improve. 答案与解析： 1. give —— 动词。 2. feedback —— 名词。 35. addition /əˈdɪʃn/ n. 添加；加法 · 近义词：increase, supplement, sum (加法) · 反义词：subtraction, removal · 词性转换：add v. 添加；additional adj. 额外的 · 常见搭配：in addition, addition to, do addition · 例句：The baby is a new addition to the family. 这个婴儿是家庭的新成员。 练习题： 1. __________ (add) is one of the four basic math operations. 2. We need to make some __________ (add) to the list. 答案与解析： 1. Addition —— 名词，“加法”。 2. additions —— 名词复数，“添加物”。 36. in addition 另外；此外 · 近义词：besides, furthermore, moreover · 反义词：except, without · 常见搭配：in addition to + n. · 例句：In addition, we need to buy some drinks. 另外，我们还需要买些饮料。 练习题： 1. __________ (in addition) to English, she speaks French. 2. He is a good player. __________ (in addition), he is a great leader. 答案与解析： 1. In addition —— 注意in addition to后接名词。 2. In addition —— 单独使用。 37. resource /rɪˈsɔːs/ n. 资源；资料 · 近义词：asset, supply, material · 反义词：lack, shortage · 词性转换：resourceful adj. 足智多谋的 · 常见搭配：natural resources, learning resources · 例句：Water is a precious resource. 水是宝贵的资源。 练习题： 1. He is a __________ (resource) person who can solve any problem. 2. We must use our __________ (resource) wisely. 答案与解析： 1. resourceful —— 形容词。 2. resources —— 复数。 38. textbook /ˈtekstbʊk/ n. 教科书；课本 · 近义词：coursebook, schoolbook · 反义词：workbook, notebook (区分) · 常见搭配：open your textbook, biology textbook · 例句：The textbook has 20 chapters. 这本教科书有20章。 练习题： 1. Please read page 10 of your __________ (textbook). 2. Many __________ (textbook) are now available online. 答案与解析： 1. textbook —— 单数。 2. textbooks —— 复数。 39. advantage /ədˈvɑːntɪdʒ/ n. 优势；优点 · 近义词：benefit, edge, strength · 反义词：disadvantage, drawback · 词性转换：advantageous adj. 有利的 · 常见搭配：take advantage of, have an advantage over · 例句：Being tall is an advantage in basketball. 个子高在篮球中是优势。 练习题： 1. It is __________ (advantage) to learn a second language. 2. Don’t take __________ (advantage) of others’ kindness. 答案与解析： 1. advantageous —— 形容词。 2. advantage —— 名词。 40. take advantage of 利用 · 近义词：utilize, make use of, exploit · 反义词：waste, ignore · 常见搭配：take advantage of an opportunity · 例句：You should take advantage of the free resources. 你应该利用免费资源。 练习题： 1. We __________ (take advantage of) the sunny weather to go hiking. 2. He always tries to __________ (take advantage of) others. 答案与解析： 1. took advantage of —— 过去式。 2. take advantage of —— 原形。 41. efficiently /ɪˈfɪʃntli/ adv. 效率高地 · 近义词：effectively, productively · 反义词：inefficiently, poorly · 词性转换：efficient adj. 高效的；efficiency n. 效率 · 常见搭配：work efficiently, manage time efficiently · 例句：She completed the task efficiently. 她高效地完成了任务。 练习题： 1. This machine is very __________ (efficiently). (填形容词) 2. We need to improve our work __________ (efficient). 答案与解析： 1. efficient —— 形容词。 2. efficiency —— 名词。 42. valley /ˈvæli/ n. 山谷；溪谷 · 近义词：gorge, canyon, hollow · 反义词：mountain, peak · 常见搭配：in the valley, river valley, Silicon Valley · 例句：The village lies in a green valley. 村庄坐落在一个绿色的山谷里。 练习题： 1. The river flows through the __________ (valley). 2. Many __________ (valley) are formed by glaciers. 答案与解析： 1. valley —— 单数。 2. valleys —— 复数。 43. pronunciation /prəˌnʌnsiˈeɪʃn/ n. 发音；读音 · 近义词：enunciation, accent · 反义词：mispronunciation · 词性转换：pronounce v. 发音；pronounceable adj. 可发音的 · 常见搭配：good pronunciation, practice pronunciation · 例句：Your pronunciation is very clear. 你的发音很清晰。 练习题： 1. How do you __________ (pronunciation) this word? 2. This word is difficult to __________ (pronunciation). 答案与解析： 1. pronounce —— 动词。 2. pronounce —— 动词。 44. click /klɪk/ v. (用鼠标或在触摸板上)点击；(使)发出咔嗒声 n. 点击 · 近义词：tap, press, snap · 常见搭配：click on a link, click the mouse, double-click · 例句：Click here to download the file. 点击此处下载文件。 练习题： 1. I __________ (click) the button, but nothing happened. (过去式) 2. With a __________ (click), the door locked. 答案与解析： 1. clicked —— 过去式。 2. click —— 名词。 45. magazine /ˌmæɡəˈziːn/ n. 杂志；期刊 · 近义词：journal, periodical · 常见搭配：read a magazine, fashion magazine · 例句：She subscribes to a weekly magazine. 她订阅了一份周刊。 练习题： 1. I like reading fashion __________ (magazine). 2. This __________ (magazine) has many interesting articles. 答案与解析： 1. magazines —— 复数。 2. magazine —— 单数。 46. open up 打开；开放 · 近义词：unlock, reveal, expand · 反义词：close, shut, lock · 常见搭配：open up a shop, open up a conversation, open up possibilities · 例句：The new road opened up the area. 新公路使这个地区开放了。 练习题： 1. The store __________ (open up) at 9 am every day. (用一般现在时) 2. Traveling __________ (open up) my mind to new cultures. 答案与解析： 1. opens up —— 三单形式。 2. opened up —— 过去式。 47. shelf /ʃelf/ n. (pl. shelves) (墙壁、书橱等的)架子；搁板 · 近义词：rack, ledge · 常见搭配：on the shelf, bookshelf, shelf life · 例句：Please put the book back on the shelf. 请把书放回架子上。 练习题： 1. There are several __________ (shelf) in the library. 2. The top __________ (shelf) is too high for me. 答案与解析： 1. shelves —— 复数。 2. shelf —— 单数。 48. schoolwork /ˈskuːlwɜːk/ n. 学校作业 · 近义词：homework, assignments · 反义词：play, leisure · 常见搭配：do schoolwork, finish schoolwork · 例句：She spends two hours on schoolwork every day. 她每天花两小时做作业。 练习题： 1. Have you done your __________ (schoolwork)? 2. Too much __________ (schoolwork) can stress students. 答案与解析： 1. schoolwork —— 不可数名词。 2. schoolwork —— 不可数名词。 49. print /prɪnt/ n. 印刷品 v. 打印 · 近义词：publish, imprint (v.); copy (n.) · 反义词：delete, erase · 词性转换：printer n. 打印机；printing n. 印刷 · 常见搭配：print a document, in print, out of print · 例句：Please print your name clearly. 请用印刷体清晰写下你的名字。 练习题： 1. The __________ (print) is too small to read. 2. This book is currently out of __________ (print). 答案与解析： 1. print —— 名词，“印刷字体”。 2. print —— 名词，“印刷”。 50. newspaper /ˈnjuːzpeɪpə(r)/ n. 报纸 · 近义词：paper, daily, journal · 常见搭配：read a newspaper, daily newspaper · 例句：My father reads the newspaper every morning. 我父亲每天早上读报。 练习题： 1. I get my news from online __________ (newspaper). 2. This __________ (newspaper) is published weekly. 答案与解析： 1. newspapers —— 复数。 2. newspaper —— 单数。 51. e-book /iː ˈbʊk/ n. 电子书 · 近义词：digital book, electronic book · 反义词：paper book, hard copy · 常见搭配：download an e-book, e-book reader · 例句：I prefer reading e-books on my tablet. 我更喜欢在平板电脑上读电子书。 练习题： 1. Many __________ (e-book) are cheaper than paper books. 2. She bought an __________ (e-book) about history. 答案与解析： 1. e-books —— 复数。 2. e-book —— 单数。 52. recent /ˈriːsnt/ adj. 最近的；最新的 · 近义词：latest, new, current · 反义词：old, ancient, past · 词性转换：recently adv. 最近地 · 常见搭配：recent news, recent study, recent years · 例句：There have been many changes in recent years. 最近几年发生了很多变化。 练习题： 1. I __________ (recent) saw that movie. 2. The __________ (recent) events have surprised everyone. 答案与解析： 1. recently —— 副词。 2. recent —— 形容词。 学科网（北京）股份有限公司 $