问题补充：
John received an invitation to dinner, and with his work, he gladly accepted it.
A. finished
B. finishing
C. having finished
D. was finishing
答案：
(答案→)A. finished
B. finishing
C. having finished
D. was finishing
解析：考查with的复合结构，with+宾语+宾语补足语，his work和finish是被动关系，用过去分词做宾语补足语，句意： JOHN收到去吃晚饭的邀请. 因为作业已经做完了, 所以很高兴地接受了。选A。
