I might as well 동사원형 : (어자피 이렇게 되었으니) ~하는 게 낫겠어, 기왕 이렇게 된거 ~ 해야지

I might as well study longer to build up my qualifications

I might as well walk home

I might as well stay home and watch TV

I might as well tell her to stay there

I might as well try again

I might as well just throw it away

I might as well do something productive

Oh. I just missed the bus. I might as well walk home

No sweat! I'm willing to give you a ride

참고 서적 : 영어회화의 결정적 패턴 (www.yes24.com/Product/Goods/74400061?scode=032&OzSrank=1)