( )In technology for creating special effects for films
have helped decrease costs of movie production
a)advancing b) to advance c) advanced d) advances
왜 d번인지 설명좀부탁드려요 ㅋ
have helped decrease costs of movie production
a)advancing b) to advance c) advanced d) advances
왜 d번인지 설명좀부탁드려요 ㅋ




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