T___ by train is the most comfortable way .

In Japan,the most popular way of___to school is by train. The cheapest way to beijing is by train ----- I think travelling by train is more comfortable than t I think traveling by train is more comfortable than raveling I think traveling by train is more comfortable than travelin 请问这个句子是正确的吗:It's the most comfortable way to go to work by t Traveling by train will be more comfortable in the future what is the expensive way to travel,by plane,by train or by popular,the,by,is,most,ferry,way.(连词成句) Going to work by taxi is the most e_________ way popular,the,by,is,most,boat,way 连词成句 ____ is the most expensive way to travel ---by plane .