Is that a dog的意思

那是一只狗嗎

is that a fact───這是事實嗎

like cat and dog───就像貓和狗一樣

sick as a dog───病得十分嚴重

to hot dog───去熱狗

The second rule is that a dog should never show its fear to the enemy.───第二條規則是狗永遠不應該對敵人表現出畏懼。

Sheldon: Is that a dog?───是狗在叫嗎?。

that a dog?───那是一條狗嗎？

A very simple example is that a dog or a cat in North America eats better than a child in the poorer countries.───一個極簡單的例子是北美的狗或貓比窮國的孩子吃的更好。