用a，a dog
That's a pretentious name for a dog!
狗叫这个名字真够炫的！
My father bought me a dog. / My father bought a dog for me.
我爸爸给我买了一只狗。
My new kitty acts more like a dog than a cat.
我的小猫行为举止更像狗而不是猫。
I edged nervously past the dog.
我紧张不安地从狗旁边慢慢走过去。
My dog likes chasing rabbits.
我的狗喜欢追捕兔子。
The dog sat licking its chops.
那只狗坐着在舔嘴。