问题描述：
after which or from which
He once worked in a company,_____ he went abroad for further study.
A from which B after that C after which D in which
选 C 时间先后关系,从那以后
选 A 有何不可?which 指代 company,从那公司去了国外进修.
He once worked in a company,_____ he went abroad for further study.
A from which B after that C after which D in which
选 C 时间先后关系,从那以后
选 A 有何不可?which 指代 company,从那公司去了国外进修.
问题解答：
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