If you cat had kittens in the dog-house that make them puppies?

She`s livelier than a puppy with two tails.

Every dog ought to have a few fleas.

* fleas - блохи

We`ve all seen sicker dogs that got well.

She looks like the dog has been keepin` her under the porch.

* porch - крыльцo

It`s so dry the trees are bribing the dogs.

* drought - засуха
** bribe - давать взятку

you might say...
You`re lying like a no-legged dog.

* stretch the truth - преувеличивать, прибавлять то, чего не было.

There are times like this when that dog won`t hunt.

* unworkable situation - неразрешимая ситуация

The sun don`t shine on the same dog all the time.