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 :

어법상 어색한 문장은?

1.Fearing that he would be fired, Martin entered the boss office.
2.Changing the oil every 3,000 miles, the car seemed to run better.
3.Scared that his mistake would be seen, Charlie chose to cancel his presentation.
4.Asked to become vocal and visible, plantation laborers felt a need to talk about life in the cane fields.
5. Being an actor in the role of making history, each member of the community had an important story to tell

정답이 2번이라는데 왜그런가요? 맞는건가요? 그리고 다른 문장들 해석도 잘 안됩니다.부탁드려요