The director had her assistant __some hot dogs for the meeting.A.picking up B.picked up C.pick up D.picks up

The director had her assistant __some hot dogs for the meeting.A.picking up B.picked up C.pick up D.picks up
The director had her assistant __some hot dogs for the meeting.A.picking up B.picked up C.pick up D.picks up

The director had her assistant __some hot dogs for the meeting.A.picking up B.picked up C.pick up D.picks up
C
have sb do sth 叫某人干某事【一次性】
have sb doing sth叫某人干某事【反复性】

用过去完成时，pick的过去的分词

B
正确答案望采纳

C
have sb.do sth 让某人去做某事
have sb.done sth 表示被动的，这个人是不情愿的，是你压迫的
have sb.doing sth 表示容忍某人做某事，或者让某人一直做这件事情

这里的意思是主管让她的助理去买热狗，所以选A 动词原形