He began to take political science _______

试题详情及答案解析

He began to take political science ________ only when he left school.

A．strictly

B．seriously

C．carefully

D．truly

答案：B

试题分析：考查副词辨析。句意：当他离开学校之后，他才开始认真对待政治学。A严格地；B认真地，严肃地，严重地；C仔细地，小心地；D真正地，确实地。take sb/sth seriously认真对待某人/某事，故选B。
考点：考查副词辨析