Units 2－3 滚动练习（配套教参Word）-【步步高】2025-2026学年高二英语选修第二册学习笔记（译林版·新教材）

本高中英语讲义聚焦Units 2-3核心词汇与句型，系统梳理重点单词（如implement、vanish等）及其派生词（如emit→emission），核心短语（如dry up、account for等），并通过词形变化填空、选词填空及教材原句默写，构建从词汇基础到语境应用的学习支架，帮助学生逐步夯实语言知识体系。 该资料亮点在于分层设计与素养融合，通过词形转换（如persistent→persistence）和短语应用（如be committed to）训练语言能力，原句默写融入环保、联合国等主题（如“建设繁荣社会”）渗透文化意识，同时多样化练习形式助力学生提升学习能力。课中辅助教师针对性教学，课后便于学生自查自纠，有效弥补知识薄弱点。

Units 2－3　滚动练习 Ⅰ.默写重点单词(共25空；每空2分，满分50分) 1．implement vt.使生效，贯彻，执行，实施 2．vanish vi.突然消失；不复存在，消亡，绝迹 3．mourn vt.& vi.(因失去……而)哀悼，忧伤 4．distressing adj.使人痛苦的，令人苦恼的 5．sacrifice n．牺牲，舍弃；祭献，祭祀 vt.牺牲，献出 6．flee vi.& vt.迅速离开，(尤指害怕有危险而)逃避，逃跑 7．despair n．绝望 vi.绝望，失去希望，丧失信心 8．bump vi.& vt.颠簸行进；(无意地)碰，撞；(尤指身体部位)碰上，撞上 n．碰撞(声)，撞击(声)；肿块；隆起，凸块；轻微撞车事故 9．solitary adj.单个的，孤单的；独自的，单独的；喜欢(或惯于)独处的；唯一的，仅有的 10．emit vt.发出，射出，散发→emission n．排放；排放物 11．deplete vt.耗尽，使枯竭→depletion n．损耗，耗尽 12．accelerate vi.加速，加快 vt.使加速，使加快→acceleration n．加速，加快 13．ingest vt.摄入，食入，咽下→ ingestion n．摄取；吸收；咽下 14．fulfil/fulfill vt.实现；履行，执行，符合，具备；起……作用，目的是；使有成就感，使满足→fulfilment/fulfillment n．履行；实行 15．prosperous adj.繁荣的，成功的，兴旺的→prosperity n．繁荣，成功，兴旺 16．persistent adj.连绵的，持续的，反复出现的；执着的，不屈不挠的，坚持不懈的→persistence n．持续存在，维持；坚持不懈，执意 17．paralys(z)ed adj.瘫痪的→paralysis n．(行动、决策、运行等的)瘫痪，停顿 Ⅱ.词形变化填空(共5小题；每题2分，满分10分) 1．The Belt and Road Forum focuses on the goal of promoting common development and prosperity(prosperous)． 2．She had to take care of her paralysed(paralyse) son day and night. 3．There is no courage or persistence in a life without goals.Once you set a goal，stick to it persistently.(persistent) 4．When coal is burned，carbon dioxide is emitted.So the emission of greenhouse gases should be restricted by law.(emit) 5．Being angry or frustrated can deplete your physical resources and the depletion can do serious damage to your health.(deplete) Ⅲ.默写核心短语(共10小题；每题1分，满分10分) 1．dry up枯竭，耗尽；(河流、湖泊等)干涸 2．account for对……做出解释；说明……的原因；导致；(比例)占…… 3．open the door to为……提供达到目的的手段，为……创造机会 4．kick off(使)开始 5．wind up以……告终(或终结) 6．be committed to致力于；委身于；以……为己任 7．take its toll on产生恶果，造成重大损失(或伤亡、灾难等) 8．struggle to do sth尽力做某事 9．in the distance在远处 10．can’t help but不得不；忍不住 Ⅳ.选词填空(共5小题；每题2分，满分10分) 从上面默写核心短语中选择合适的完成下列句子 1．The government is committed to getting rid of the districts of poverty by the end of this century. 2．What we sacrifice for convenience might just wind up being inconvenience. 3．The bus boycott lasted for more than a year，and kicked off the civil-rights movement. 4．Learning to cooperate with others will open the door to future career opportunities. 5．Weighing every other week allows me to observe and account for any significant weight changes. Ⅴ.默写教材原句(共5小题；每题4分，满分20分) 1．此外，化石燃料是不可再生能源，其储备估计在未来某一天会枯竭。 Besides，fossil fuels are non-renewable，whose reserves are estimated to dry up one day in the future. 2．展望未来，我们应该投资新技术和新思维，这些新技术和新思维打开了一扇对化石燃料依赖程度更低的全新世界的大门。 Looking forward，we should invest in new technologies and innovative thinking that open the door to a whole new world where we decrease reliance on fossil fuels. 3．联合国坚信，教育是一个社会最基本的要件，也是国家为建设繁荣、健康、公平的社会所能作出的最佳投资。 It is the belief of the UN that education is the most basic building block of every society and the single best investment countries can make to build prosperous，healthy and fair societies. 4．尽管联合国是一个庞大的全球性组织，但我们每个人都可以出一点力，让世界变得更好。 While the UN is a huge global organization，every one of us can do something to make a positive difference. 5．雨似乎小了一点儿，远远地，黑暗中他隐约可见一团忽明忽暗的灯光。 The rain seemed to have eased a little，and in the distance，he could see a light twinkling in the blackness. 学科网（北京）股份有限公司 $