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 :

이문제의 정답이 1번이라고 하는데~ 왜 1번인지 모르겠어요~~
보기의 각각 that의 용법이 어떻게 되는지 궁금합니다~~

보기하고 3번하고 어떤차이가 있는건가요?(이해가 잘 안되서여;;)

* 아래의 밑줄 친 that 과 용법이 같은 것을 고르시오.
It was his own way of saying that his expectations were not being met.

① Susan knew that she attended the meeting.
② Rachel made it a rule that she got up at six.
③ It was a matter of course that Nozzang won the medal.
④ What was it that made Susan laugh?
⑤ It was my mother that woke me up.