all kinds of knowledge ,he was admitted to a key university.
A. Equipped with
B. Having equipped for
C. Armed for
D. Having armed with
网友回答
(答案→)A. Equipped with
B. Having equipped for
C. Armed for
D. Having armed with
解析：考查非谓语动词（与主句动作无先后关系）,此处有具有之意，with符合。
arm/equip sb. with sth. →be armed/ equipped with
Armed with special guns, knives and brushes, two spacewalking astronauts practiced fixing the spacecraft.