语法与词汇 22.It is not so much the language_____the cultural background that makes the film difficult to understand. (2015-55)
【正确答案】 D
【答案解析】考核形容词比较结构。“not so much…as…”用在句中表示“与其说……不如说……”，符合该句句义，故本题答案为D。