Unit4单词深度精讲2025-2026学年人教版英语八年级下册

八年级下册 Unit 4 单词深度精讲 重点标注：★★★ 核心重点 ★★ 次重点 ★ 一般 | 中考考点标注：📌 高频考点 1. measurement /ˈmeʒəmənt/ n. 数量；测量 ★★ 拓展短语： take measurements 测量 unit of measurement 计量单位 accurate measurement 精确测量 例句： The measurement of the room showed it was 20 square meters. Scientists use different units of measurement for different purposes. 2. square kilometre 平方千米 ★★ 拓展短语： square kilometre = square kilometer per square kilometre 每平方千米 例句： The city covers an area of over 500 square kilometres. The population density is 200 people per square kilometre. 3. below /bɪˈləʊ/ prep. 在（或到）……下面；少于 adv. 在下面 ★★★ 📌 拓展短语： below zero 零度以下 below average 低于平均水平 see below 见下文 例句： The temperature dropped to ten degrees below zero last night. His test score was below the class average. 中考考点： below（低于，不一定垂直下方）与 under（正下方）辨析，常考温度表达 below zero。 4. level /ˈlevl/ n. 高度；水平；程度 ★★★ 📌 拓展短语： sea level 海平面 at a high level 在高水平 language level 语言水平 例句： The water level of the river is rising after the heavy rain. Her English level has improved a lot this year. 中考考点： 词性转换：level 也可作动词"使平坦；使平等"，常考 at the level of。 5. surface /ˈsɜːfɪs/ n. 表面；表层 ★★★ 📌 拓展短语： on the surface 表面上 the surface of the earth 地球表面 surface area 表面积 例句： The surface of the lake was as smooth as glass. On the surface, he seemed calm, but inside he was nervous. 6. depth /depθ/ n. 深（度）；纵深 ★★ 拓展短语： in depth 深入地 the depth of the ocean 海洋深度 at a depth of 在……深度 例句： The depth of the river is about five metres. We need to study this problem in depth. 7. dive /daɪv/ v.&n. 潜水；跳水；俯冲 ★★ 拓展短语： dive into 跳入；潜入 dive off 从……跳下 make a dive 俯冲 例句： He dived into the swimming pool from the diving board. The bird dived down to catch the fish. 8. research /rɪˈsɜːtʃ/ v.&n. 研究；调查 ★★★ 📌 拓展短语： do research 做研究 research on 关于……的研究 research findings 研究发现 例句： Scientists are doing research on climate change. She spent months researching for her science project. 中考考点： research 作名词时通常不可数，do research on / into 是常考搭配。 9. vessel /ˈvesl/ n. 大船；轮船 ★★ 拓展短语： sailing vessel 帆船 blood vessel 血管 ocean vessel 远洋轮船 例句： The vessel sailed across the Atlantic Ocean. A blood vessel in his leg was damaged in the accident. 10. unusual /ʌnˈjuːʒuəl/ adj. 特别的；不寻常的 ★★★ 📌 拓展短语： unusual experience 不寻常的经历 unusual weather 反常的天气 nothing unusual 没什么不寻常的 例句： It's unusual to see snow in this area in March. She has an unusual talent for painting. 中考考点： 词性转换：usual adj. → usually adv. → unusual adj. 反义词，前缀 un- 表否定。 11. reef /riːf/ n. 礁；礁脉 ★ 拓展短语： coral reef 珊瑚礁 Great Barrier Reef 大堡礁 例句： The Great Barrier Reef is one of the natural wonders of the world. Many kinds of fish live around the coral reef. 12. include /ɪnˈkluːd/ v. 包含；包括 ★★★ 📌 拓展短语： include in 包括在……中 including 包括（介词形式） not including 不包括 例句： The price of the ticket includes breakfast. Our school activities include sports, music, and art clubs. 中考考点： include（动词）与 including（介词）区分：The price includes tax. / 20 people, including 5 children. 13. sand /sænd/ n. 沙子 ★★ 拓展短语： a grain of sand 一粒沙 sand storm 沙尘暴 on the sand 在沙滩上 例句： The children built a castle in the sand. The beach is covered with white sand. 14. alive /əˈlaɪv/ adj. 活着；在世；有活力 ★★★ 📌 拓展短语： stay alive 活下去 alive and well 安然无恙 come alive 活跃起来 例句： Luckily, the driver was found alive after the accident. The city comes alive at night. 中考考点： alive（活着的，表语形容词）与 living（活着的，可作定语）、live（现场直播的）辨析。 15. structure /ˈstrʌktʃə(r)/ n. 结构（体）；构造；体系 ★★★ 📌 拓展短语： sentence structure 句子结构 the structure of the building 建筑结构 social structure 社会结构 例句： The structure of the new bridge is very strong. Learning sentence structure is important for writing. 16. snorkel /ˈsnɔːkl/ v. 使用呼吸管潜泳 n. (浮潜用的)呼吸管 ★ 拓展短语： go snorkeling 去浮潜 snorkel equipment 浮潜装备 例句： We went snorkeling to see the colorful fish. He put on his mask and snorkel and jumped into the water. 17. school /skuːl/ n. (鱼、鲸、海豚等的)群 ★★ 拓展短语： a school of fish 一群鱼 school of dolphins 一群海豚 例句： A school of fish swam past us underwater. We saw a large school of dolphins near the coast. 18. turtle /ˈtɜːtl/ n. 海龟；龟 ★ 拓展短语： sea turtle 海龟 turtle shell 龟壳 turtle conservation 海龟保护 例句： Sea turtles return to the same beach to lay their eggs. The turtle slowly made its way to the ocean. 19. lifetime /ˈlaɪftaɪm/ n. 一生；终身 ★★★ 📌 拓展短语： once in a lifetime 一生一次 a lifetime of experience 一生的经验 the chance of a lifetime 千载难逢的机会 例句： This is a once-in-a-lifetime opportunity for you. She spent a lifetime studying the ocean. 20. measure /ˈmeʒə(r)/ v. 测量；量度为 n. 措施；度量单位 ★★★ 📌 拓展短语： measure the length 测量长度 take measures 采取措施 measure up 符合标准 例句： The teacher measured the height of each student. The government has taken measures to protect the environment. 中考考点： 一词多义：v. 测量 / n. 措施。take measures to do sth（采取措施做某事）是写作高频句型。 21. successfully /səkˈsesfəli/ adv. 成功地；顺利地 ★★★ 📌 拓展短语： complete successfully 成功完成 successfully pass 顺利通过 operate successfully 成功操作 例句： He successfully passed the driving test on his first try. The experiment was carried out successfully. 中考考点： 词性转换链：success n. → successful adj. → successfully adv. → succeed v. 22. risk /rɪsk/ v. 使……冒风险 n. 危险；风险 ★★★ 📌 拓展短语： take a risk 冒险 at risk 处于危险中 risk doing sth 冒险做某事 risk one's life 冒生命危险 例句： Don't take unnecessary risks when climbing mountains. He risked his life to save the drowning child. 中考考点： risk doing sth（冒险做某事）是常考结构，后接动名词。at risk 也是高频短语。 23. curiosity /ˌkjʊəriˈɒsəti/ n. 好奇心；求知欲 ★★★ 📌 拓展短语： out of curiosity 出于好奇 satisfy one's curiosity 满足某人的好奇心 curiosity about 对……的好奇心 例句： Children are full of curiosity about the world around them. Out of curiosity, she opened the old box. 中考考点： 词性转换：curious adj. → curiosity n.，out of curiosity 是常考短语。 24. ambition /æmˈbɪʃn/ n. 追求的目标；野心；雄心 ★★★ 📌 拓展短语： have an ambition to do sth 有做某事的雄心 achieve one's ambition 实现抱负 lifelong ambition 毕生的追求 例句： Her ambition is to become a doctor and help people. He finally achieved his ambition of climbing Mount Qomolangma. 25. explorer /ɪkˈsplɔːrə(r)/ n. 探险者；勘探者 ★★ 拓展短语： space explorer 太空探索者 early explorers 早期的探险家 ocean explorer 海洋探险家 例句： The explorer traveled to the South Pole. Many early explorers sailed across the ocean to discover new lands. 26. simply /ˈsɪmpli/ adv. 仅仅；只；简单地 ★★★ 📌 拓展短语： simply put 简单地说 simply because 仅仅因为 live simply 简单生活 例句： I simply don't know what to do. He explained the problem simply so everyone could understand. 27. risky /ˈrɪski/ adj. 有危险（或风险）的 ★★ 拓展短语： risky behavior 危险行为 risky investment 风险投资 too risky 太冒险 例句： Swimming alone in the deep sea is very risky. The plan was too risky, so we decided not to try it. 28. southern /ˈsʌðən/ adj. 南部的；向南的 ★★ 拓展短语： southern China 中国南部 southern hemisphere 南半球 southern accent 南方口音 例句： The southern part of the country is warmer than the north. She comes from a small town in southern China. 29. located /ləʊˈkeɪtɪd/ adj. 位于；坐落在 ★★★ 📌 拓展短语： be located in 位于 be located on 坐落在……上 be located near 位于……附近 例句： The school is located in the center of the city. The hotel is located near the beach. 中考考点： be located in / on / at 表示"位于"，写作中描述地理位置的高频短语。 30. freshwater /ˈfreʃwɔːtə(r)/ adj. 淡水的；淡水中生长的 ★ 拓展短语： freshwater fish 淡水鱼 freshwater lake 淡水湖 freshwater resources 淡水资源 例句： There are many kinds of freshwater fish in this lake. Freshwater is becoming more and more valuable. 31. type /taɪp/ n. 类型；种类 ★★★ 📌 拓展短语： a type of 一种 different types of 不同类型的 blood type 血型 例句： What type of music do you like best? There are many different types of plants in the garden. 32. attract /əˈtrækt/ v. 吸引；招引；引起（反应） ★★★ 📌 拓展短语： attract attention 吸引注意力 attract tourists 吸引游客 be attracted to 被……吸引 例句： The beautiful scenery attracts millions of tourists every year. The bright colors attract butterflies to the flowers. 中考考点： 词性转换：attract v. → attraction n. 吸引力；景点 → attractive adj. 有吸引力的 33. curious /ˈkjʊəriəs/ adj. 好奇的；求知欲强的 ★★★ 📌 拓展短语： be curious about 对……好奇 curious look 好奇的表情 curious to know 想知道 例句： I'm curious about how the machine works. The little boy was curious to know what was inside the box. 中考考点： be curious about 是常考搭配，词性转换：curious adj. → curiosity n. 34. traveller /ˈtrævələ(r)/ n. 旅行者；游客 ★★ 拓展短语： business traveller 商务旅行者 fellow traveller 旅伴 traveller's check 旅行支票 例句： The city is full of travellers from all over the world. Travellers should respect local customs and traditions. 35. natural /ˈnætʃrəl/ adj. 自然的；天然的；天生的 ★★★ 📌 拓展短语： natural resources 自然资源 natural disaster 自然灾害 natural beauty 自然美景 it's natural to do sth 做某事很自然 例句： We should protect our natural environment. It's natural to feel nervous before a big exam. 中考考点： 词性转换：nature n. → natural adj. → naturally adv.，环保类话题核心词。 36. underwater /ˌʌndəˈwɔːtə(r)/ adj. 水下的 adv. 在水下 ★★ 拓展短语： underwater world 水下世界 underwater camera 水下相机 go underwater 潜入水下 例句： The underwater world is full of amazing creatures. He can hold his breath underwater for two minutes. 37. northeastern /ˌnɔːθˈiːstən/ adj. 东北的；东北方向的 ★ 拓展短语： northeastern China 中国东北 northeastern region 东北地区 例句： Harbin is a famous city in northeastern China. The northeastern part of the country has very cold winters. 38. coast /kəʊst/ n. 海岸；海滨 ★★ 拓展短语： on the coast 在海岸边 along the coast 沿着海岸 west coast 西海岸 例句： They drove along the coast and enjoyed the beautiful view. There are many small fishing villages on the coast. 39. coral /ˈkɒrəl/ n. 珊瑚；珊瑚虫 ★ 拓展短语： coral reef 珊瑚礁 coral island 珊瑚岛 coral bleaching 珊瑚白化 例句： Coral reefs are home to many sea creatures. Global warming is causing serious damage to coral reefs. 40. condition /kənˈdɪʃn/ n. 状态；境况 ★★★ 📌 拓展短语： in good condition 状态良好 living conditions 生活条件 on condition that 在……条件下 例句： The car is old but still in good condition. The living conditions in the village have improved a lot. 中考考点： on condition that（条件是……）引导条件状语从句，是中考常考句型。 41. degree /dɪˈgriː/ n. 度；度数；程度 ★★★ 📌 拓展短语： to some degree 在某种程度上 degree of difficulty 难度 a degree in 某专业的学位 例句： The temperature reached 40 degrees Celsius yesterday. To some degree, I agree with your opinion. 42. cliff /klɪf/ n. 悬崖；峭壁 ★ 拓展短语： climb a cliff 攀爬悬崖 cliff edge 悬崖边缘 steep cliff 陡峭的悬崖 例句： The climbers stood at the edge of the cliff. The view from the top of the cliff was amazing. 43. changeable /ˈtʃeɪndʒəbl/ adj. 可能变化的；易变的；常变的 ★★ 拓展短语： changeable weather 多变的天气 changeable mood 情绪多变 例句： The weather in spring is very changeable. His mood is as changeable as the weather. 44. death /deθ/ n. 死亡；毁灭；破灭 ★★★ 📌 拓展短语： cause of death 死因 death rate 死亡率 put to death 处死 例句： The death of her pet dog made her very sad. Smoking is one of the leading causes of death worldwide. 中考考点： 词性转换：die v. → death n. → dead adj. → dying adj. 垂死的 45. determined /dɪˈtɜːmɪnd/ adj. 有决心的；坚决的 ★★★ 📌 拓展短语： be determined to do sth 决心做某事 a determined look 坚定的表情 determined effort 坚定的努力 例句： She is determined to become a doctor and help people. He made a determined effort to improve his grades. 中考考点： be determined to do sth 是中考常考结构，词性转换：determine v. → determination n. → determined adj. 46. above /əˈbʌv/ prep. 在（或向）……上面 adv. 在（或向）上面 ★★★ 📌 拓展短语： above all 最重要的是 above average 高于平均水平 above the clouds 云层之上 例句： Above all, you should believe in yourself. The temperature is above 30 degrees today. 中考考点： above all（最重要的是）是中考写作高频短语。above 与 over、on 的方位辨析。 47. teammate /ˈtiːmmeɪt/ n. 同队队员；队友 ★★ 拓展短语： trust your teammates 信任队友 work with teammates 与队友合作 support teammates 支持队友 例句： We should support our teammates both on and off the field. Her teammates cheered for her when she scored. 48. shoulder /ˈʃəʊldə(r)/ n. 肩膀；肩部 ★★ 拓展短语： shoulder to shoulder 肩并肩 cry on one's shoulder 向某人倾诉 shrug one's shoulders 耸肩 例句： He carried the heavy box on his shoulder. We stood shoulder to shoulder to show our support. 49. bit by bit 一点一点地；逐渐地 ★★ 拓展短语： bit by bit = little by little learn bit by bit 一点一点地学习 例句： Bit by bit, he saved enough money to buy a new bike. She improved her English bit by bit through daily practice. 50. ladder /ˈlædə(r)/ n. 梯子；阶梯；途径 ★★ 拓展短语： climb the ladder 爬梯子 career ladder 职业阶梯 the ladder of success 成功的阶梯 例句： He used a ladder to climb onto the roof. Education is a ladder to a better future. 51. supply /səˈplaɪ/ n. 供应(量)；(pl. supplies) 补给(品) v. 供应 ★★★ 📌 拓展短语： water supply 供水 supply and demand 供求关系 supply sb with sth 向某人提供某物 medical supplies 医疗用品 例句： The city's water supply was cut off after the earthquake. The Red Cross supplied the victims with food and water. 中考考点： supply sb with sth = supply sth to sb，与 provide 用法相似，常考搭配。 52. preparation /ˌprepəˈreɪʃn/ n. 准备(工作)；预备 ★★★ 📌 拓展短语： in preparation for 为……做准备 make preparations 做准备 without preparation 没有准备 例句： The students are in preparation for the final exam. We made careful preparations for the trip. 中考考点： 词性转换：prepare v. → preparation n.，make preparations for 是常考短语。 53. make preparations 作准备 ★★★ 📌 拓展短语： make preparations for 为……做准备 make preparations to do sth 准备做某事 例句： We are making preparations for the Spring Festival. They made preparations to move to a new city. 54. power /ˈpaʊə(r)/ n. 电力供应；能量；力量 ★★★ 📌 拓展短语： electric power 电力 power station 发电站 come into power 掌权 beyond one's power 超出某人的能力 例句： The storm caused a power cut in the whole area. Knowledge is power. 中考考点： 一词多义，power 常与 electricity、energy 同义替换考查。 55. temper /ˈtempə(r)/ n. 脾气；怒气 ★★★ 📌 拓展短语： lose one's temper 发脾气 control one's temper 控制脾气 bad temper 坏脾气 in a temper 在生气 例句： He lost his temper when he heard the bad news. You should learn to control your temper. 中考考点： lose one's temper（发脾气）是中考常考短语，完形填空高频。 56. earthquake /ˈɜːθkweɪk/ n. 地震 ★★ 拓展短语： strong earthquake 强烈地震 earthquake survivor 地震幸存者 earthquake relief 地震救援 例句： The earthquake destroyed many buildings in the city. People should know how to protect themselves during an earthquake. 57. typhoon /taɪˈfuːn/ n. 台风 ★★ 拓展短语： typhoon warning 台风预警 hit by a typhoon 遭受台风袭击 typhoon season 台风季节 例句： The typhoon caused heavy rain and strong winds. Schools were closed because of the typhoon. 58. wildfire /ˈwaɪldfaɪə(r)/ n. 野火 ★ 拓展短语： forest wildfire 森林野火 spread like wildfire 迅速蔓延 wildfire prevention 野火预防 例句： The wildfire burned thousands of acres of forest. The news spread like wildfire through the village. 59. snowstorm /ˈsnəʊstɔːm/ n. 雪暴；暴风雪 ★ 拓展短语： heavy snowstorm 大暴雪 caught in a snowstorm 遭遇暴风雪 snowstorm warning 暴风雪预警 例句： The snowstorm blocked the roads and schools were closed. They were caught in a snowstorm on their way home. 60. flood /flʌd/ n. 水灾；洪水 v. 泛滥；淹没 ★★★ 📌 拓展短语： flood victims 洪水灾民 flood control 防洪 be flooded with 被……淹没；充满 例句： The heavy rain caused floods in many areas. After the concert, the street was flooded with people. 中考考点： be flooded with 比喻用法（充满），自然灾害类话题高频词。 61. drought /draʊt/ n. 久旱；旱灾 ★★ 拓展短语： severe drought 严重干旱 drought relief 抗旱 suffer from drought 遭受干旱 例句： The crops died because of the long drought. Many areas in Africa suffer from serious drought. 62. warn /wɔːn/ v. 警告；提醒注意 ★★★ 📌 拓展短语： warn sb about/of sth 警告某人某事 warn sb not to do sth 警告某人不要做某事 warn against 告诫防止 例句： The weather report warned people about the coming storm. The teacher warned us not to be late again. 中考考点： warn sb not to do sth 是常考结构，词性转换：warn v. → warning n. 警告 63. soundly /ˈsaʊndli/ adv. (睡觉)酣畅地；可靠地 ★ 拓展短语： sleep soundly 睡得很香 soundly beaten 被彻底打败 例句： After a long day of hiking, he slept soundly. The baby is sleeping soundly in her bed. 64. thick /θɪk/ adj. 厚的；浓密的 ★★★ 📌 拓展短语： thick fog 浓雾 thick forest 茂密的森林 thick hair 浓密的头发 例句： The thick fog made it difficult to see the road. The book is very thick; it has over 500 pages. 中考考点： thick（厚的）与 thin（薄的）是反义词，常对比考查。 65. beat /biːt/ v. (beat, beaten) 敲；打 ★★★ 📌 拓展短语： beat the drum 敲鼓 beat a record 打破纪录 beat against 拍打 例句： The rain was beating against the windows. He beat the school record in the 100-metre race. 中考考点： 词形变化：beat - beat - beaten。beat（打败某人）与 win（赢得比赛/奖品）辨析。 66. hide /haɪd/ v. (hid, hidden) 躲藏；隐蔽 ★★★ 📌 拓展短语： hide from 躲避 hide away 藏起来 hide one's feelings 隐藏感情 例句： The cat hid under the bed when it heard the thunder. Don't hide your feelings; tell me what's wrong. 中考考点： 词形变化：hide - hid - hidden，hidden 也可作形容词"隐藏的"。 67. tornado /tɔːˈneɪdəʊ/ n. 龙卷风；旋风 ★ 拓展短语： tornado warning 龙卷风预警 hit by a tornado 遭受龙卷风袭击 tornado shelter 龙卷风避难所 例句： The tornado destroyed several houses in the area. People were told to stay in their basements during the tornado. 68. worst /wɜːst/ adj.&adv. 最坏(的)；最糟(的) ★★★ 📌 拓展短语： at worst 在最坏的情况下 the worst part 最糟糕的部分 worst of all 最糟糕的是 例句： This is the worst winter we've had in years. Worst of all, he lost his wallet on the way. 中考考点： bad - worse - worst 是不规则变化，worst of all 是写作常用过渡短语。 69. wave /weɪv/ n. 波浪；波；挥手 v. 挥手；挥舞 ★★★ 📌 拓展短语： wave goodbye 挥手告别 heat wave 热浪 wave to sb 向某人挥手 例句： She waved goodbye to her parents at the train station. The waves crashed against the rocks. 70. froth /frɒθ/ n. 泡；泡沫 ★ 拓展短语： froth on the sea 海上的泡沫 froth of beer 啤酒泡沫 例句： The waves left white froth on the beach. The milk formed a thick froth when heated. 71. refuse /rɪˈfjuːz/ v. 拒绝；退却 ★★★ 📌 拓展短语： refuse to do sth 拒绝做某事 refuse an offer 拒绝提议 refuse permission 拒绝许可 例句： He refused to answer the question. She refused his invitation to the party. 中考考点： refuse to do sth 是常考结构。refuse（拒绝）与 reject（断然拒绝）、deny（否认）辨析。 72. security /sɪˈkjʊərəti/ n. 安全；保安；保障 ★★★ 📌 拓展短语： public security 公共安全 security guard 保安人员 national security 国家安全 sense of security 安全感 例句： The airport has strict security checks. The security guard checked our bags before we entered. 中考考点： 词性转换：secure adj. → security n.，安全类话题高频词。 73. guard /gɑːd/ n. 卫兵；保卫 v. 保卫 ★★ 拓展短语： security guard 保安 on guard 警戒 guard against 防止 例句： The guard stood at the gate of the building. We should guard against making the same mistakes. 74. security guard 保安人员 ★★ 拓展短语： work as a security guard 做保安工作 security guard uniform 保安制服 例句： The security guard helped the old lady find her way. A security guard patrols the building every night. 75. nearby /ˌnɪəˈbaɪ/ adj. 附近的 adv. 在附近 ★★★ 📌 拓展短语： nearby village 附近的村庄 live nearby 住在附近 a nearby school 附近的学校 例句： There is a supermarket nearby where we can buy food. The police searched the nearby houses for the missing child. 76. scream /skriːm/ v. 尖叫 ★★ 拓展短语： scream for help 尖叫求救 scream with laughter 笑得尖叫 scream in fear 恐惧地尖叫 例句： The girl screamed when she saw a mouse in the kitchen. People screamed and ran in all directions when the earthquake hit. 77. thankfully /ˈθæŋkfəli/ adv. 幸亏；感激地 ★★ 拓展短语： Thankfully, ... 幸亏…… smile thankfully 感激地微笑 例句： Thankfully, no one was hurt in the accident. He was lost, but thankfully a kind stranger helped him find his way. 78. knowledge /ˈnɒlɪdʒ/ n. 知识；学问 ★★★ 📌 拓展短语： common knowledge 常识 have a good knowledge of 精通 knowledge is power 知识就是力量 例句： Knowledge is power, so we should keep learning. She has a good knowledge of Chinese history. 中考考点： knowledge 是不可数名词，a good knowledge of 是常考短语。 79. thinking /ˈθɪŋkɪŋ/ n. 思考；想法 ★★★ 📌 拓展短语： way of thinking 思维方式 independent thinking 独立思考 critical thinking 批判性思维 例句： Reading can help develop your way of thinking. We need to do some serious thinking before making a decision. 80. except for 除……之外 ★★★ 📌 拓展短语： except for = apart from except for 用于排除不同类事物 except 用于排除同类事物 例句： The room was empty except for a small table. Except for a few mistakes, your homework is very good. 中考考点： except for（除……之外，不同类）与 except（除……之外，同类）辨析，完形填空常考。 81. as soon as 一……就…… ★★★ 📌 拓展短语： as soon as possible 尽快 as soon as 引导时间状语从句 例句： Please call me as soon as you arrive home. As soon as the bell rang, the students ran out of the classroom. 中考考点： as soon as 引导时间状语从句，遵循"主将从现"原则，中考必考。 82. as a result 因此 ★★★ 📌 拓展短语： as a result = therefore as a result of 由于……的结果 例句： He didn't study hard. As a result, he failed the exam. As a result of the heavy rain, the football match was cancelled. 中考考点： as a result（因此，单独使用）与 as a result of（由于，后接名词）辨析。 第 1 页 共 28 页 学科网（北京）股份有限公司 $