阅读下面短文,掌握大意,然后从A、B、C、D四个选项中选出最佳选项。Danald Stawd, a nice vet(兽医) in San Diego, had experienced defeat in his job. The animal 1 where he worked was crowded with abandoned(被遗弃的) pets,2 owners were struggling to fight with their income going down. So they had no3 to take care of these tiny creatures. In those days, animals 4 be euthanized(安乐死) if nobody wanted them in 7 days. This situation troubled Stawd, even leading him to consider 5 his job.
One fateful day, outside a convenience shop, he 6 a homeless man with a dog suffering from a skin disease. The man,7 for a solution, shared his dog's sufferings. Stawd examined the dog and offered some medicine to him.8 , the man thanked him, saying " Thank you, . . . s. . i. . r. . , for not refusing or ignoring(忽略) me. " The very words served as a wakeup9 to Stawd and inspired him to make a big decision.
10 he began working as a street vet during his spare time, determined to 11 on his own. Over a nine-year period, he provided 12 medical care for over 1, 000 homeless people and their pets.
For Stawd, the most meaningful part of his work 13 the one-on-one connections with the homeless. By14 helping their loved pets, Stawd helps rebuild their15 in humanity(人性), offering hope to those in trouble.