填空（英语童谣）
Round and round the garden,绕着花园走呀走,
Goes the little ____,小老鼠不停地走,
Up,up,up he creeps,向上,向上,它向上爬,
UP into his ____.爬进了它的家.
Round and round the garden,绕着花园走呀走,
Goes the teddy bear,玩具小熊不停地走,
One step,two steps,一步,两步,
Tickle your ____ there.挠挠你的胳肢窝.
根据中文意思填空.