Unit 2 默写练习三 单元基础知识回顾（配套课件PPT）-【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）

该高中英语课件聚焦Unit 2“Building the future”，涵盖重点单词、核心短语、经典句式及语法填空，通过基础词汇到综合应用的渐进式设计搭建学习支架，帮助学生连贯梳理单元知识脉络。 其亮点在于以“Low-carbon Life”为主题的语法填空融入环保理念，培育文化意识，经典句式中英对照及重点词汇复现，提升语言能力与思维品质。学生能夯实基础并学会应用，教师可直接用于默写练习，提高教学效率。

单元基础知识回顾 默写练习三 Building the future Unit 2 1.______ vi.(在草地上)吃青草 vt.放牧，放牛，放羊；(在草地上)吃青草 2._________________ vt.使最优化，充分利用；优化(数据、软件等) 3.___________ vt.使生效，贯彻，执行，实施 4.________ n.垃圾填埋地(或场)；垃圾填埋；填埋的垃圾 5.________ n.吃剩的食物，残羹剩饭；遗留物，残存物 adj.剩下的，多余的 Ⅰ.重点单词 graze optimize/optimise implement landfill leftover 6.________ n.(用于制面包和糕点的)生面团 7.______ n.潮，潮汐，潮水；潮流，趋势；怒潮； 高涨的情绪 8.________ vi.突然消失；不复存在，消亡，绝迹 9.______ vi.(尤指液体)渗，渗透 10._______ vt.(尤指在不合适的地方)丟弃，扔掉，倾倒； 丢下，抛弃 n.垃圾场，废物堆 11.__________ adj.不可避免的；总会发生的，惯常的 dough tide vanish seep dump inevitable 12.______ vt.发出，射出，散发 →__________ n.排放；排放物 13.________ vt.耗尽，使枯竭 →__________ n.损耗，耗尽 14.____________ vi.加速，加快 vt.使加速，使加快 →____________ n.加速，加快 15.______________ n.分解 →___________ v.(使)分解 emit emission deplete depletion accelerate acceleration decomposition decompose 16._______ vt.摄入，食入，咽下 →__________ n.摄取；吸收；咽下 17.________ vt.& vi.撒，撒播；散开，四散 →__________ adj.分散的，零散的 18.________ n.庇护，避难；收容所，避难所； 庇护者，慰藉 →_________ n.难民，避难者 ingest ingestion scatter scattered refuge refugee 1.________________ ……的替代方案；替代品 2._______ 枯竭，耗尽；干涸 3.___________ 与此相反；比较起来 4._____________ 对……做出解释；说明……的原因；导致； (比例)占…… 5.________________ 为……提供达到目的的手段， 为……创造机会 6._________ (使)开始 Ⅱ.核心短语 an alternative to dry up in contrast account for open the door to kick off 7.______________ 干扰，干涉；妨碍 8.___________ 使发生，引起 9._________ 以……告终(或终结) 10._____________ 陷入困境 interfere with give rise to wind up in hot water 1.事实上，一旦燃烧，它们会产生大量的二氧化碳，二氧化碳继而会吸收热量并导致全球变暖。 Actually，_____________________________________________________，which in turn traps heat and causes global warming. 2.此外，化石燃料是不可再生的，其储量预计在未来某一天会枯竭。 Besides，fossil fuels are non­-renewable，___________________________ ____________________________. Ⅲ.经典句式 once burnt，they produce a large quantity of carbon dioxide whose reserves are estimated to dry up one day in the future 3.事实是，利用可再生能源发电具有挑战性。 __________________________________________________________ can be challenging. 4.上千个岛屿散布在这片海洋上。 _______________________________________________________________ 5.随着全球气温升高，海平面也在上升。 _______________________________________________________________ The truth is that producing power from renewable energy sources Scattered across this ocean are thousands of islands. As global temperatures increase，so do sea levels. The concept“Low-­carbon Life” 1.___________________(bring) into focus in the past few decades.To be honest，the natural energy resources are not inexhaustible.They will be depleted one day in the future and our future generations will be in hot water. As we all know，burning fossil fuels 2.________(emit) a large quantity of carbon dioxide，3.________ accelerates the process of global warming.Meanwhile，large amounts of coal 4._____________(burn) to produce electricity for our daily use.5.________ is worse， Ⅳ.语法填空(文中加颜色词汇为本单元的重点词汇) has been brought emits which are burnt What billions of tonnes of single­-use plastic items are dumped around the world every year，which wind up in landfills.6.____________(fortunate)，people have been aware 7.______ the serious effects of overusing the natural energy resources，and 8.__________(measure) are being taken to encourage people to live a low­-carbon life.9.__________(find) renewable sources is inevitable and people are called on 10.__________(heat) their leftovers in ovens to prevent food waste.Eatable spoons have been invented by an Indian researcher. Fortunately of measures Finding to heat In conclusion，low-­carbon life is a trend that is well worth following. Time and tide wait for no man.Let's take action from now on. 本课结束 $