问题
选择题
The director had her assistant ________ some hot dogs for the meeting.
A.picked up
B.picks up
C.pick up
D.picking up
答案
C.
此处为have sb.do sth.让某人做某事。
以下动词后跟不带to的不定式做宾语补足语:feel(一感),hear,listen to(二听),make,let,have (三让),see,watch,observe,notice,look at(五看),help(可带to或不带to),但改为被动语态时,不定式要加to。