two hunDrED yEArs Ago, pEoplE usED to ______.
A．work on thE FArm AnD stAy in A BEAutiFul plACE
B．work on thE FArm AnD stAy in thE sAmE plACE For most oF timE
C．work on thE FArm AnD just stAy in thE sAmE plACE For A vEry short pErioD oF timE
D．work on thE FArm AnD oFtEn ChAngE thE plACE whErE thEy livED