题目

He hated the war so much that he decided to leave the army _____. 　　A. for long    B. once in a while  C. for good    D. once upon a time 答案：C 解析: for good (=permanently)永久地:He says he's leaving the country for good. for long 长久地。按本题题意，用 for long 不妥。once upon a time 从前。once in a while 偶尔。

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