He could speak English fluently because he __________ it for four years when he was a college studen

题目简介

He could speak English fluently because he __________ it for four years when he was a college studen

题目详情

He could speak English fluently because he __________ it for four years when he was a college student.    
A.had studiedB.have been studyingC.studiedD.was studying
题型:单选题难度:中档来源:不详

答案

C

试题分析:考查时态:句意:他的英语可以说的很流利,因为他做大学生的时候学习了四年。说明学习英语是在大学当学生的时候,用过去时。选C。
点评:时态的考查要根据本句的关键词,本题的关键词是when he was a college student.    
本题特别容易错选B项。但学习的动作发生在过去已结束。只能用过去时。

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