跟读练习: Diversey | How to Clean a Classroom - 通过视频学习英语口语
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When cleaning classrooms, inspect all rooms for occupants within the section you'll be working.
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Rooms that are vacant should be secured.
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The lights should be on only in the classroom you are cleaning.
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When using cleaning products, always be sure to wear appropriate personal protective equipment.
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To begin, empty all pencil sharpeners.
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Then, empty and clean trash receptacles.
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Check plastic liners and replace as needed.
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Wash all white boards and trays with the damp cloth.
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Refer to your policy regarding when to save items written on a chalk or whiteboard.
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All paper towel and soap dispensers should be filled as needed and cleaned with a disinfectant cleaner.
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High dust above doors, windows, and whiteboards as needed.
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Then dust horizontal surfaces such as shelves and bookcases with a damp cloth.
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Clean windows with the appropriate cleaner and a clean cloth.
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Then, straighten desks as needed and clean and disinfect all desktop surfaces and chairs.
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Wipe down sinks and drinking fountains every night with the disinfectant cleaner.
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Frequent touch surfaces such as doorknobs, light switches, and pencil sharpeners should be cleaned and disinfected on a regular basis.
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Next, clean the floor.
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Begin by dust mopping moving desks and chairs as needed.
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Check corners and edges to be sure they are free and clear of debris.
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Place wet floor signs and damp mop the classroom floor as needed.
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If the classroom has carpeting vacuum nightly.
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Check for any spots and treat with the appropriate spotter.
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Next, check windows, making sure they are secure, and close the blinds.
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Inspect your work for anything that you may have missed.
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Turn off the lights and lock the door once you are finished.
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Be sure to report any maintenance issues to your supervisor.
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本课的词汇与口语要点
视频中反复出现的词有：needed, clean, classroom, damp, cleaner。 这段视频共有 26 个句子、286 个单词可供跟读。 讲话部分时长为 2:32。 说话人语速平稳，每分钟约 113 个词，很适合跟读。 只有 71% 的单词属于英语最常用的 3,000 词，词汇难度较高。
视频中的重点词汇
视频中最难的 15 个单词，附发音和释义：
| 单词 | 发音 | 释义 |
|---|---|---|
| classroom 名词 | /ˈklɑːsɹʊm/ | 教室, 課堂 /课堂 |
| damp 形容词 | /ˈdæmp/ | 潮濕 /潮湿, 濕潤 /湿润 |
| cloth 名词 | /klɒθ/ | 布, 布料 |
| disinfect 动词 | /dɪs.ɪnˈfɛkt/ | 消毒 |
| disinfectant 名词 | /dɪs.ɪnˈfɛktənt/ | 消毒劑 /消毒剂 |
| sharpener 名词 | /ˈʃɑː(ɹ)pənə(ɹ)/ | 磨削器 |
| whiteboard 名词 | /ˈwaɪtbɔɹd/ | 白板 |
| inspect 动词 | /ɪnˈspɛkt/ | 調查 /调查, 檢查 /检查 |
| pencil 名词 | /ˈpɛnsəl/ | 鉛筆 /铅笔 |
| bookcase 名词 | /ˈbʊkˌkeɪs/ | 書架 /书架, 書櫥 /书橱 |
| receptacle 名词 | /ɹɪˈsɛptəkəl/ | 容器 |
| chalk 名词 | /t͡ʃɔk/ | 白堊 /白垩 |
| tray 名词 | /tɹeɪ/ | 托盤 /托盘, 盤 /盘 |
| liner 名词 | /ˈlaɪnɚ/ | 郵船 /邮船 |
| vacant 形容词 | /ˈveɪkənt/ | 空的 |
视频中出现的短语动词
| 单词 | 释义 |
|---|---|
| turn off 动词 | 關 /关, 關掉 /关掉 |
视频中的语法
说话人最常用的结构，并附上视频中的原话：
| 结构 | 视频中的用法 |
|---|---|
| 被动语态 be + 过去分词 — 强调发生了什么，而不是谁做的 | should be secured · should be filled · should be cleaned |
| 用 “should” 提建议 should + 动词 — 表示应该做的事 | should be |
需要注意的发音
- “sh” 和 “zh” 音: sharpener /ˈʃɑː(ɹ)pənə(ɹ)/, shelf /ʃɛlf/
- 长单词——注意重音位置: disinfectant /dɪs.ɪnˈfɛktənt/, receptacle /ɹɪˈsɛptəkəl/, horizontal /ˌhoɹəˈzɑn.təl/, supervisor /ˈsupɚˌvaɪzɚ/
中文母语者容易读错的音：
- /v/ — 不要读成 /w/，上齿轻触下唇: vacant /ˈveɪkənt/, supervisor /ˈsupɚˌvaɪzɚ/, vacuum /ˈvæ.kjuːm/, protective /pɹəˈtɛk.tɪv/
- 词尾辅音 — 要读清楚，后面不要加元音: damp /ˈdæmp/, cloth /klɒθ/, disinfect /dɪs.ɪnˈfɛkt/, disinfectant /dɪs.ɪnˈfɛktənt/, whiteboard /ˈwaɪtbɔɹd/
- /r/ 和 /l/ 的区别: classroom /ˈklɑːsɹʊm/, receptacle /ɹɪˈsɛptəkəl/, horizontal /ˌhoɹəˈzɑn.təl/
如何用这段视频练习
- 先完整听一遍视频，不要开口，记下不认识的单词。
- 用正常速度逐句跟读，每句重复到你的节奏与说话人一致为止。
- 录下自己的声音并与原声对比，特别注意 classroom, damp, cloth 这类单词。
什么是跟读法？
跟读法 (Shadowing) 是一种有科学依据的语言学习技巧，最初开发用于专业口译员的培训，并由多语言者Alexander Arguelles博士普及。这个方法简单而强大：您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同，跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性，语调，节奏，连读，听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。