답변을 얻은 뒤 반드시 감사의 덧글을 남기고, 좋은 답변은 채택해 주시는 센스...
질문할 때 예의를 지키시기 바랍니다.(빨리... 고수분만..... 이런 식의 요구는 자제 바랍니다.)
질문 내용 :

1. India, once wrote off as a hopeless case, has almost tripled its food production in the last 30 years. tripled → trippled2. Those sought a job realize that the best way to get hired is ot to acquir some experiece from voluneerwork. sought a job → a job seeking people3.They start work with their underwater metal detector in the areas marking on the old maps they have.4.Sometimes they find old boxes filled of gold coins or silver cup of jewelry. filled of → filled with5. The troubling economics will recover from the present economic hardships by next spring. will recover → will be recovered6. His never-fail kindness and his sense of justice made him a leader in the group. never-fail→ never failing1,2,4,5,6은 제가 나름대로 고쳐봤는데요.제가 옳바르게 고쳤나요?3번 틀린 부분인 보이질 않네요 ㅠㅠ