What are the main categories of seats on high-speed train? ( )
举一反三
- The speed of high-speed train is over ( ).
- Which of the following is a possible cause of the event "the high speed train is underdeveloped in the US"? A: Americans don't like the high speed train. B: Highway network is advanced. C: The geography is unsuitable for the high speed train. D: The high speed train damages environment.
- What are the reasons for people to choose high-speed rail? A: convenient ticket purchasing B: fast running speed C: high punctuality rate D: effortless transfer
- The main factors which affect the pressure wave when two high-speed trains meet: A: The speed of the meeting trains B: The streamline degree of train C: Line spacing D: Train marshalling form E: Train power distribution form F: Train traction power supply mode
- High-speed rail is a passenger train system. It is designed for high ____ of speed. A: ates B: way