阅读下面短文，根据第 73 至第 75 小题的具体要求，简要回答问题，并将答案转写到答题卡上。 A long time ago,Milton S. Hershey, the creator of the popular chocolate bars, was dipped inwarm chocolate. I know all about it. My grandfather was there! At nineteen,Hershey established a candy business in Philadelphia.Although it failed, he tried again in several other cities and succeeded withCrystal A Caramels. But Hershey was not content. He began experimenting withchocolate and managed to sell his first chocolate bars in 1900. They were aninstant success. In 1903, Hershey built a factory. Hershey wasusually pleasant and kind and enjoyed a good joke. However, in his chocolatefactory, he held high standards for all the workers. He was both respected andfeared. His anger would burst out when things didn’t go as he’d expected, andworkers were fired for mistakes. My grandfatherbegan working in the factory as a young man. His job was to push the vats （大桶） of warm chocolate toa storage area. To do this, he had to push the heavy vats up a ramp （斜坡） and across thewalkway. One day, Hershey was walking backward on the walkway while mygrandfather was pushing a vat of chocolate up the ramp. Bump. Clunk. Ker-plop!Hershey fell backward into the vat. Everyone else held their breath and ran upto pull him out. Grandfather froze in fear. Was he going to lose his job? Hershey stood stiffly with his hands on his hips. Colorrose in his face. He said something in a low voice. Then he smiled. “It’s notyour fault, son,” he said. “I need to watch where I’m going.” He put somechocolate in his mouth. “Mmm, that’s good,” he said. Everyone laughed. The tourcontinued, with Hershey dripping chocolate as he went. And Grandfather kept hisjob. 73.  What did Grandfather do in Hershey’s factory? （回答词数不超过 12 个） He pushed the vats of warm chocolate to a storage area. 74.  Why didn’t Hershey fire Grandfather? （回答词数不超过 10 个） Because herealized it was his own fault. Because herealized it was not Grandfather’s fault/mistake. 75.  What does theincident show us about Hershey? （回答词数不超过 15 个） （ Itshows us that ） Hershey was pleasant, humorous, kind （ toothers ） and really respectable.