Complete the sentences with the right forms of the given verbs

When Jack was a young boy, he wanted [ ] a job in a shop. The owner of the shop where Jack came [ ] it was necessary [ ] to him what his duties [ ]. The shopkeeper wanted Jack [ ] very polite with the customers. Then the man added that if a customer [ ] asking for any goods they [ ] in the shop, the boy [ ] to offer the shopper something of a very high quality instead. Jack [ ] his head to show that he [ ] the master's instructions and the shopkeeper [ ] upstairs to his office. He [ ] through the bills when suddenly his work [ ] by a dreadful noise downstairs. The shopkeeper rushed to his shop. While he [ ], he [ ] some long-forgotten words he [ ] himself during his army days. When he entered the shop, he saw a high-rank officer actually [ ] Jack. The owner asked the man what [ ]. The officer started shouting at the top of his voice that he [ ] the stupid boy. The thing was that the officer just wanted to buy some toilet paper. The answer he got from the boy was incredible. The stupid kid said they [ ] any in the shop and added that the officer could buy some sand paper instead, very good value for his money. Jack's remark [ ] the officer [ ] furious. When Jack [ ] his master's look, he [ ] that he [ ] his new job.