根据对话内容和首字母提示，写出合适的单词
A:What's i______ your hand,Mille?
B:It's a photo of my cat
A:Oh,what a beautiful cat!You like k_____pet,don't you?
B:Yes, I keep a cat and a dog
A:Do you feed them by y______?
B:Yes,I feed them and take them for a w_____ every morning