阅读短文，从每小题所给的四个选项中选出能回答所提问题或完成所给句子的最佳答案Today more and more people travel around China by high-speed train. We know that China wasn't an early starter in the high-speed rail field. Japan started half a century ago, and Ger-many did 22 years ago. But China has the largest high-speed railway system (系统) in the world. Here are some advantages of China high—speed trains.
First, China high-speed trains do well in speed. For example, the G3 train from Beijing to Shanghai only takes 4 hours and 48 minutes. But a normal-speed train takes more than 15 hours. The travel time between main cities in China has already been reduced.
Second, it's handy for you to book or cancel tickets. There are many high speed trains running during the day, especially between popular cities. You can choose your favorite one according to your plan. It's easy to cancel or change, if necessary.
As we know, airplanes and normal speed trains sometimes will not arrive on time. But high-speed trains always arrive at station on time. This type of trains are less affected (影响) by weather conditions or traffic control.
Moreover, traveling by high-speed train can make your trip more comfortable. You can enjoy nearly the same service as airplane. You can even walk around on a train and use the Internet on a high-speed train.
According to these advantages, the high-speed railways bridge the distance between people. It greatly develops people's lives.
