阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
My 4-year-old son, Shane,         (ask) for a puppy for months, but his daddy        always say: “No dogs! It will kill our rabbits. No dogs, and that’s final!” Each night, Shane prayed for a puppy, and each morning, he was         (disappoint) when there was no puppy    (wait) outside.
One evening, I was peeling potatoes for dinner when Shane sighed: “Dad will never change         mind and I will never have a puppy in a million years.” Suddenly an idea hit me. So I handed him a potato and said: “Carry this         it turns into a puppy. Keep it with you        happens!” Shane faithfully carried his potato around for two days. He called it Wally and even took the pet for        walk. Besides, every time I cooked potatoes, he cried because I was “killing Wally’s family”.      the third day, I finally persuaded Dad       buying Shane a puppy. Everything was perfect until one evening, when I was cooking, Shane asked: “Mom, could I have a pony for my birthday?” I looked at his sweet little face and said: “Well, first we’ll need a watermelon…”