读短文，按要求完成小题。

    People go to work in different ways. They work from Monday to Friday. Some people go to work on foot because they live near their workplaces. Some people go to work by bike because they live far from their workplaces, or they like riding bikes.They think it's good for their health（健康）. Today more people have own cars, so they can go to work in their cars. In the south of China, many people even go to work by boat because water is around their houses. Will people go to work by plane? I think so，if necessary.