There are three sentences here and could you tell me the slight differences between them?<br/><br/>Thanks for your help <img class='emoticon' style='Width:19px;Height:19px;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/10.gif' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/10.gif' alt='Emotion: embarrassed'/><br/><br/><br/><br/>1: <b>Would</b> you have the endurance to complete a 26-mile foot race? Not many people <b>would</b>.<br/><br/><br/><br/>2: <b>Will</b> you have the endurance to complete a 26-mile foot race? Not many people <b>will</b>.<br/><br/><br/><br/>3: <b>Do</b> you have the endurance to complete a 26-mile foot race? Not many people <b>do</b>.