—Long time no see．Haven't you graduated from college?—Yes．I____business manageme

题干

—Long time no see．Haven't you graduated from college?
—Yes．I____business management for 4 years in Beijing．

A．study

B．have studied

C．studied

D．am studying

上一题下一题 0.65难度单项选择更新时间:2013-08-29 07:49:11

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