____the help of the dog,the old man ___his son a visit

问题描述:

____the help of the dog,the old man ___his son a visit
under spent
with took
with paid
under showed

C
with the help of sb.= with sb's help 在……的帮助下,固定搭配
pay sb a visit= pay a visit to sb.拜访某人 paid 为pay的过去式