非谓语属于句子中的可作定语,可作状语等,如 The girl called Lucy is her sister . There are many things selling over there . I have a lot of work to do . I want to play basketball属于主谓宾
get get sth done意思是"做完某事" eg:I get my homework finished. 我做完了我的作业 (通常是由自己完成) 而have sth done的意思是 "让别人完成某事" eg:I have my hair cut. 我去剃头了(让别人剃的) get sb doing sth. 表示已经叫了...