—Long time no see. Haven’t you graduated from college?—Yes. I _______________So

题干

—Long time no see. Haven’t you graduated from college?
—Yes. I _______________Social Science for 4 years in Shanghai.

A．study	B．have studied
C．studied	D．am studying

上一题下一题 0.64难度单项选择更新时间:2015-06-23 08:17:34

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