9월 평가원 대비/ 수능영어 문장삽입 핵심기술 훈련 2-4-1 : 지시어 균열 (2022학년 9월 고3 영어 모의고사 38번)

여러분들의 구독과 좋아요는 다음 영상을 준비 하는데 있어 강한 동기부여가 됩니다 구독과 좋아요 버튼을 눌러주세요 😊👍👍👍👍👍#존킴영어#수능영어#영어독학#문장삽입#9월평가원 2021_9월 고 3_ 평가원 _38 글의 흐름으로 보아 , 주어진 문장이 들어가기에 가 장 적절한 곳은 It was not until relatively recent times that scientists came to understand the relationships between the structural elements of materials and their properties The earliest humans had access to only a very limited number of materials, those that occur naturally: stone, wood, clay, skins, and so on ( ① ) With time, they discovered techniques for producing materials that had properties superior to those of the natural ones; these new materials included pottery and various metals ( ② ) Furthermore, it was discovered that the properties of a material could be altered by heat treatments and by the addition of other substances ( ③ ) At this point, materials utilization was totally a selection process that involved deciding from a given, rather limited set of materials, the one best suited for an application based on its characteristics ( ④ ) This knowledge, acquired over approximately the past 100 years, has empowered them to fashion, to a large degree, the characteristics of materials ( ⑤ ) Thus, tens of thousands of different materials have evolved with r ather specialized characteristics that meet the needs of our modern and complex society, including metals, plastics, glasses, and fibers