也许正是因为小狗吐着舌头的样子憨态可掬，把炎热的夏天表现的淋漓尽致，所以英文中，有了”the dog days of summer”的说法。这是指夏天最热的日子，也就是我们中国人说的“三伏天”。
【例如】We have nothing else to do except stay in the swimming pool in the days of summer.
Better be the head of a dog than the tail of a lion.
“A dog will not howl if you beat him with a bone.”
* 骨头打狗 狗不叫。
“A good dog deserves a good bone.”
“A living dog is better than a dead lion.”
“All are not thieves that dogs bark at.”
“A man has his hour, and a dog has his day.”
An old dog barks not in vain.
[谚]老狗不乱吠; 老狗一吠, 就得小心。
“An old dog bites sore.”
“An old dog cannot alter its way of barking.”
“A staff is quickly found to beat a dog with. ”
“At open doors dogs come in.”
“Barking dogs seldom bite.”
Beware of a silent dog and still water.
Dog does not eat dog.
Dogs that bark at a distance bite not at hand.
Dogs that run after many hares kill none.
Dogs wag their tails not so much in love to you as your bread.
Do not give a dog bread every time he wags his tail.
Dumb dogs are dangerous.
Every dog is a lion at home.
Every dog is valiant at his won door.
Every dog has his day.
Give a dog a bad name and hang him.
He who has a mind to beat his dog will easily find his stick.
“Help a lame dog over a stile.”
Hungry dogs will eat dirty puddings.
If the old dog barks, he gives counsel.
If you want a pretence to whip a dog, say that he ate the frying-pam.
In every country dogs bite.
Let sleeping dogs lie.
“Lie down with dogs, wake up with fleas.”
Look not for musk in dog’s kennel.
Love me, love my dog.
One barking dog sets all street a-barking.
Scornful dogs will eat dirty puddings.
Take a hair of the dog that bit you.
The cat and dog may kiss, yet are none the better.
The dogs bark, but the caravan goes on.
The dog that fetches will carry.
“You can’t teach an old dog new tricks.”
An old dog will learn no new tricks.
(=You cannot teach old dogs new tricks.)