Unit 2 默写练习1 Welcome to the unit,Reading & Grammar and composition-【步步高】2023-2024学年高二英语选修第二册（译林版2020）

Unit 2　Building the future 默写练习一　Welcome to the unit,Reading &Grammar and composition (时间：20分钟　满分：100分) Ⅰ.默写重点单词(共22空；每空2分，满分44分) 1．graze vi.(在草地上)吃青草 vt.放牧，放牛，放羊；(在草地上)吃青草 2．titanic-sized adj.巨型的 3．scenario n．设想，方案，预测；(电影或戏剧的)剧情梗概 4．fossil n．化石 5．dioxide n．二氧化物 6．hydroelectric adj.使用水力发电的，水力产生的 7．biomass n．生物质；生物量 8．geothermal adj.地热的 9．infrastructure n．(国家或机构的)基础设施，基础建设 10．turbine n．涡轮机，汽轮机 11．grid n．系统网络，输电网，煤气输送网；网格，方格；格子，格栅，栅栏 12．optimize/optimise vt.使最优化，充分利用；优化(数据、软件等) 13．inexhaustible adj.用之不竭的，无穷无尽的 14．implement vt.使生效，贯彻，执行，实施 15．inevitable adj.不可避免的；总会发生的，惯常的→inevitably adv.不可避免地；意料之中 16．emit vt.发出，射出，散发→emission n．排放；排放物 17．deplete vt.耗尽，使枯竭→depletion n．损耗，耗尽 18．accelerate vi.加速，加快 vt.使加速，使加快→acceleration n．加速，加快 Ⅱ.词形变化填空(共4小题；每题4分，满分16分) 1．If we continue to destroy forests，land desertification will be an inevitable(inevitably) result. 2．Emitting less greenhouse gases is one of our goals and we are trying to meet the emission goals.(emit) 3．More efforts will be made in the years ahead to accelerate the reform and the acceleration will lead to the rapid development of economy.(accelerate) 4．It is not surprising that groundwater will be depleted and its depletion will surely affect local food production.(deplete) Ⅲ.默写核心短语(共10小题；每题2分，满分20分) 1．cut through 刺穿；开辟；抄近路走过 2．a large quantity of 大量的 3．in turn 反过来；转而；轮流，依次 4．an alternative to ……的替代方案；替代品 5．dry up 枯竭，耗尽；(河流、湖泊等)干涸 6．in contrast 与此相反；比较起来 7．be available to 可被……利用或得到的 8．account for 对……做出解释；说明……的原因；导致；(比例)占…… 9．replace...with... 用……代替…… 10．open the door to 为……提供达到目的的手段，为……创造机会 Ⅳ.选词填空(共5小题；每题4分，满分20分) 从上面默写核心短语中选择合适的完成下列句子 1．It is not a good idea to miss meals and replace them with snacks. 2．He had to lie on the ground and raise his right and left legs in turn. 3．These communities are now turning to recycling as an alternative to landfills. 4．The boys next door cut through our yard on their way to school. 5．I can’t think of a single word for the report.It seems that my imagination has dried up. 学科网（北京）股份有限公司 $$