题目内容

What would be the results in any place where the high-speed rail was built?

A. It helps growing economy.
B. It helps forming fast transportation.
C. It helps developing local logistics.
D. All of the above.

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It is stated from the passage that the construction of a high-speed rail network in China should be

A. market-oriented
B. government-oriented
C. law system-oriented
D. logistics-oriented

High-speed rail construction needs sound management and flexible financing because it needs

A. a vast number of workers
B. huge costs
C. local governments’ support
D. sources of tax income

信号、道岔和进路是（）对象。

进路是由（）防护的，故道岔与进路之间的联锁也可以用道岔与信号机之间的联锁来描述。