请教一道SAT语法题The director’s insistence that there beadequate st
请教一道SAT语法题 The director’s insistence that there beadequate stage lighting and professionally installed backdrops in the theater (was not obstinate but a determination) to provide a safe work environment forthe actors and stage crew. 划线部分打了括号 想问为什么正确答案是resulted not from obstinacy but from adetermination 而不是was not obstinate but determined呢?