Question

 Mary has always been doing well in that company. Tomorrow she will go on a trip to Europe, _______ .

A. all expenses paid                                         

B. all expenses paying

C. paying all expenses                                      

D. paid all expenses

Answer 1

【解析】選A。分析句子結構可知，所填部分是獨立主格結構，因為expenses與pay之間是被動關系，故用過去分詞paid。