12．He was admitted to a key university，it made his parents very happy．it改為which．

分析 他被一所重點(diǎn)大學(xué)錄取了，這使他的父母很高興．

解答 He was admitted to a key university，it made his parents very happy．
答案：it改為which 考查句子改錯(cuò)．前后兩個(gè)句子缺少連詞，分析句子結(jié)構(gòu)，這是一個(gè)非限制性定語從句，先行詞是前面整個(gè)句子，在從句中作主語，用關(guān)系代詞which．

點(diǎn)評(píng) 單句改錯(cuò)涉及詞匯、語法、句型結(jié)構(gòu)等方面的知識(shí)和邏輯情理的推斷和綜合辨析能力，是一種在較高層次上考查考生對(duì)英語知識(shí)的掌握和語言綜合運(yùn)用能力的測(cè)試題型．它是專門針對(duì)考生們平時(shí)學(xué)習(xí)英語過程中，尤其是寫作練習(xí)中常犯的又是較為普遍的錯(cuò)誤而設(shè)計(jì)的．

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