I put my best efforts to 동사원형 : 나 ~ 하는데 심혈을 기울였어

I put my best efforts to improve the quality of my videos

I put my best efforts to develop my skills

I put my best efforts to guide you to the right direction

I put my best efforts to take care of your kids as much as I can

I put my best efforts to follow your instruction

I put my best efforts to get this project done by tomorrrow

I heard that Mark Cuban is going to be in town next month. Can you bring him on the shwo?

I put my best efforts to bring home on the show

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