{{B}}PartA{{/B}} {{I}}You will hear a talk.As you listen, answer Questions 1 to 10 by circling {{B}}True{{/B}} or {{B}}False{{/B}}. You will hear the talk {{B}}ONLY ONCE{{/B}}. You now have 60 seconds to read Questions 1～10.{{/I}} Mobile houses are built in order to lower the cost.