1、 Many bridges are made of steel in our city.
我们城市里很多桥都是用钢铁建造的。(重点：不可数名词，表“钢、钢铁”，工业类话题词汇)
来源:【中考难度例句】秒词邦编辑整理
2、 And because the process of recycling steel is less polluting than making new steel, we've also achieved the following significant savings; in energy use—47% to 74%; in air pollution—85%; in water pollution—35%; in water use—40%.
由于回收钢铁的过程比生产新钢铁的污染更少，我们还实现了以下显著的节约;能源消耗- 47% - 74%;在空气污染- 85%;水污染——35%;在水中使用- 40%。
来源:2017年高考英语浙江卷（11月） 阅读理解 阅读C 原文
1、 Cracker Jacks has been “gamifying” its snack food by putting a small prize inside for more than 100 years, he adds, and the turn-of- the-century steel magnate（巨头）Charles Schwab is said to have often come into his factory and written the number of tons of steel produced on the past shift on the factory floor, thus motivating the next shift of workers to beat the previous one.
他补充说，100多年来，Cracker Jacks一直在其休闲食品中放入一个小奖品，将其“游戏化”。据说，世纪之交的钢铁大亨查尔斯•施瓦布经常到他的工厂，在工厂地板上写下上一个班次生产的钢铁吨数，从而激励下一个班次的工人打败上一个班次的工人。
来源:2016年12月四级第3套题[句子搭配题]
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