Mrs Green lives in a small village . Her husband is dead ,but she has one son .His name is Jack . He is twenty-one .He worked in the shop in the village and lived with his mother , but then he found a job in a faraway town named Green Sea .He went and lived there .Mrs Green was not happy about it . Last Sunday ,Mrs Green was angry .She got on a train and went to her son's house in Green Sea . Then she said to him,"Jack ,why do you never telephone me ?" Jack laughed , "But ,mother ,you don't have a telephone ." "No,"she answered, "I haven't , but you have one !" Last Sunday ,Mrs Green went to Green Sea  _  .
by bike by train by air by bus