. John received an invitation to dinner, and with his work , he gladly accepted it.
A. finished
B. finishing
C. having finished
D. was finished
网友回答
(答案→)A. finished
B. finishing
C. having finished
D. was finished
解析：.
A。因“工作”与“完成”之间为被动关系，故finish要用过去分词。