Unit 6 Nurturing nature Understanding ideas 课文词块词汇挖空检测-2026-2027学年高中英语外研版选择性必修第一册

**基本信息** 以青藏铁路为情境的词汇挖空训练，通过词块与短语分层设计，实现从基础词汇到语用表达的巩固，培养语言能力与文化意识。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础词块层|覆盖课文核心词块（如“about to travel”“protect the delicate ecosystem”）|聚焦课文词汇复现，强化基础语言能力| |短语应用层|涉及常用短语（如“totally unaware”“thin air”）|结合语境提升短语运用能力，情境渗透家国情怀|

The Sky Railway 课文词汇挖空训练 根据上下文语境及括号内中文提示，在横线处填入恰当的单词或短语。 Sitting back in my seat, I (1)____________(无法完全相信) that I'm (2)____________(即将踏上旅程) along the railway that many foreign experts claimed was "impossible". The train has been (3)____________(平稳地飞驰) since it left Xining. All this time, the song "Sky Railway" has been playing inside my head. The words "railways like massive dragons are (4)____________(蜿蜒于群山之间)" seem particularly vivid as I travel across (5)____________(世界屋脊). I was one of the people who came (6)____________(来自中国各地) to work on this railway. (7)____________(耗时多年才完成), the Qinghai-Tibet Railway is (8)____________(……的记录) all of our efforts to overcome the most difficult engineering challenges. How to (9)____________(保护脆弱的生态系统) was (10)____________(首要关切之一). The first landmark to (11)____________(吸引我的目光) is the splendid Qingshuihe Bridge, the world's longest bridge built over permafrost. Look! A group of Tibetan antelopes is moving under the bridge, with some stopping to eat grass (12)____________(悠闲地). Thirty-three passages have been built under the railway to allow the animals to move safely and freely (13)____________(在它们的自然栖息地). Wild animals such as these Tibetan antelopes have now been using these passages for years. They seem (14)________(完全没有意识到) that we are (15)________(飞驰而过) at over 100 kilometres an hour. To (16)____________(防止对……的破坏) wetlands and grasslands, 675 bridges (17)____________(总长达) about 160 kilometres were built between Golmud and Lhasa. We even moved 140,000 square metres of wetland to a new area (18)____________(为了保护) its distinct ecosystem. The journey has been flying by, and (19)____________(不知不觉间), we have reached Tanggula Station. Located at over 5,000 metres (20)____________(海拔), this is the highest railway station in the world. In locations such as this, the (21)________(稀薄的空气), changeable weather and high levels of UV radiation presented perhaps the greatest challenge for railway workers. (22)____________(为了确保) we stayed healthy, several oxygen-making stations were constructed. We were also able to enjoy (23)________(定期休息) in lower areas. As we pass Cuona Lake, I feel (24)____________(自豪感和成就感). Using (25)____________(成千上万的) sandbags, we built a twenty-kilometre wall along the lake to protect it from construction waste. Cuona Lake is so close to the railway that I want to (26)____________(伸手触摸) its pale blue (27)________(镜面般的湖面). Water birds playing in the lake, and cattle and sheep wandering the grasslands (28)____________(让风景充满生机). The Qinghai-Tibet Plateau has been (29)____________(吸引人们的赞叹) for centuries. Now, (30)____________(多亏了我们的努力), passengers (31)____________(来自全国各地) have been enjoying these magical landscapes. I am proud that we built our "impossible" railway, and did so (32)____________(以环境应得的关怀). It truly is an extraordinary "Sky Railway". ———————————————————————————————————————— 参考答案 序号 答案 中文 类型 1 can't quite believe 无法完全相信 词块 2 about to travel 即将踏上旅程 词块 3 racing along steadily 平稳地飞驰 词块 4 winding among the mountains 蜿蜒于群山之间 词块 5 the "roof of the world" 世界屋脊 词块 6 from all parts of China 来自中国各地 词块 7 Taking years to complete 耗时多年才完成 词块 8 a record of ……的记录 词块 9 protect the delicate ecosystem 保护脆弱的生态系统 词块 10 among the top concerns 首要关切之一 词块 11 catch my eye 吸引我的目光 词块 12 at their leisure 悠闲地 词块 13 in their natural habitat 在它们的自然栖息地 词块 14 totally unaware 完全没有意识到 短语 15 speeding past 飞驰而过 短语 16 prevent damage to 防止对……的破坏 词块 17 with a total length of 总长达 词块 18 in order to protect 为了保护 词块 19 before I know it 不知不觉间 词块 20 above sea level 海拔 词块 21 thin air 稀薄的空气 短语 22 To make sure 为了确保 词块 23 regular breaks 定期休息 短语 24 a sense of pride and achievement 自豪感和成就感 词块 25 thousands and thousands of 成千上万的 词块 26 reach out and touch 伸手触摸 词块 27 mirror-like surface 镜面般的湖面 短语 28 bring the scenery to life 让风景充满生机 词块 29 attracting people's admiration 吸引人们的赞叹 词块 30 thanks to our efforts 多亏了我们的努力 词块 31 from all over the country 来自全国各地 词块 32 with the care that the environment deserves 以环境应得的关怀 词块 学科网（北京）股份有限公司 $