China’s high-speed railways ____ from 9,000 to 25,000 kilometers in the past few years.
举一反三
- The moon is ______ away from the earth. A: about 384 000 kilometers B: 240 000 kilometers C: only 348 000 kilometers D: about 384 000 meters
- 中国大学MOOC: On August 1st, 2008, China’s first high speed railway, Beijing-Tianjin Intercity High Speed Railway was put into use, marking the beginning of the high speed era.
- In the past few years, China ______ great achievements in economic development. A: was making B: had made C: has made
- over the past few years
- They have made achievements in the past few years.