Many people take trains for their trips in China, because the train is fast and cheap. But there are many problems when people take trains. It's not easy to take trains when it is a festival. Lots of people hope someone can solve   the problems. Then, the CRH   trains come out. The first CRH train from Beijing to Tianjin runs in August, 2008. CRH1 and CRH2 can go up to 200 km/h, and CRH3 can run 300 km/h. Taking CRH trains is more expensive than taking a traditional train, but cheaper than taking a plane. Some people think the CRH trains and their workers are good, and they enjoy the trips by CRH train. China starts to make a CRH train, 350 kilometres an hour from Beijing to Shanghai. It can save people more time than taking the traditional trains. Can CRH trains solve the problems? "Of course not. There is still a long way to go," about 80% of the people answer. The first CRH train runs   _  .
in August, 2009 in May, 2008 in August, 2008 in June, 2010