Test 1
(2021·山东济宁高三一模)
China speed is amazing the world. While other countries are struggling to make high-speed railway a reality, China 1. (busy) itself in laying down over 25,000 km of high-speed tracks over the past ten years—accounting for roughly two 2.
(three) of the world’s total length of high-speed rail lines.
Up to now, China has built the largest high-speed rail network worldwide. The 3. (impact) go well beyond the railway sector. It also includes changed patterns of urban development, increases in tourism, and growth of regional economy. 4. (boost) regional integration and economic growth, plans for high-speed maglev(磁悬浮) lines with trains travelling 5. a speed of 600 kph or more are taking shape in more Chinese cities.
“China started operating its first maglev railway more than a decade ago. Nevertheless, for lack of critical technologies at that time, we only concentrated on conventional high-speed rail”, said Sun Zhang, 6. is a leading railway specialist. But the research team 7. (lead) by him, tried their best to learn advanced technologies from foreign countries and eventually developed our own innovations, greatly 8. (transform) our way of life.
There is no denying that all of these achievements make our travel convenient and 9. (rely), especially during “chunyun”, 10. annual test on the China’s transportation system. Thanks to “China speed”, people can go back home for reunions with families and friends in time.
