THE 2,298-kiIometer Beijing-Guangzhou High-speed Railway 16_____ (official) opened to passengers on December 26，2017. It is the world’s longest high-speed rail route. The 17_____ (design)speed of the track is 350 km︿, though speeds during the initial period of operation will be limited to about 300 km/h. The new route cuts the travel time between Beijing and Guangzhou 18 almost two thirds, from 22 hours to roughly eight hours .On December 1, 2017，not long before the opening of the Beijing-Guangzhou High-speed Railway, the Harbin-Dalian High-speed Railway, 19_____ first high-speed line ever to cross land that lies frozen for almost half a year, began operations, 20_____ allows passengers to appreciate the view off the coast from Dalian in the morning, 21_____ the winter snowscape of frosty Harbin in the afternoon .At present the total 22_____ (long) of high-speed lines in China 23_____(reach)9,349 km. With four main lines 24_____ (run) east-west and four north-south, the country’s high-speed train network is the world’s largest. China plans to expand 25_____ high-speed railway network to 50，000 km by 2020, to cover almost all large and medium-sized cities.

　　【参考答案】语法填空：

　　16. officially

　　17. designed

　　18. by

　　19. the

　　20. which

　　21. and

　　22.length

　　23. has reached

【辽宁省大连市庄河市2017高考英语短文语法填空一轮练习：7（含解析）】相关文章：

★ 2017届高考英语二轮复习课时训练：7（含解析）

★ 2014高考英语（新人教版）一轮基础训练（2）A、B卷（附答案或解析）

★ 北京市2014高考英语一轮复习 练习手册（22）必修5 Unit 2 The United Kingdom（含解析）新人教版

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：7（含解析）

★ 【课堂新坐标】2017届高考英语（通用版）二轮复习完形填空专题训练：技法3 利用词语习惯搭配解题（含解析）

★ 山东省济宁市2016年高考英语复习：高一英语语法归纳总结

★ 2017届高考英语二轮复习课时训练：5（含解析）

★ 2017高考四川省广安市英语阅读理解一轮系列训练：24（含解析）

★ 湖南省岳阳市2014高考英语一轮单项选择训练题（3）及答案

★ 四川省广安市2014高考英语一轮基础训练题（9）及答案