Question1: David has two younger brothers.<br/><br/>Answer 1: David has two younger brothers, hasn't he?<br/><br/>Answer 2: David has two younger brothers, doesn't he?<br/><br/>Question 2: My cousin has a wound on her knee.<br/><br/>Answer 1: My cousin has a wound on her knee, hasn't she?<br/><br/>Answer 2: My cousin has a wound on her knoee, doesn't she?