Idioms Make Learning English Confusing

Idioms & ponderisms make it harder for people coming to live here from other countries.Why do we say an alarm is going off when it's actually going on?
Why offer a penny for thoughts when most aren't worth two cents?
Why is a baker's dozen not twelve items?
How is it your nose runs, but your feet smell?
Why a hot water heater. Shouldn't we need a cold water heater?
In sports why do they call 3 points a hat trick when nobody wears them?
If idle hands are the devil's tools what does he use to get things done?
The whole nine yards. Why not ten?
To drink like a fish. Do fish drink?
Why do people play at a recital and recite at a play?
Why does night fall but never break and day break but never fall?
Why does a man get a hernia and a woman a hysterectomy?
Why do they call them apartments when they're all together?
Why is the word abbreviation so long?
If olive oil is made from olives, what do they make baby oil from?
If pro and con are opposites, is congress the opposite of progress?
If the plural of tooth is teeth, shouldn't the plural of booth be beeth?
If the teacher taught, why isn't it also true that the preacher praught?
Why does winding up a watch start it, but winding up a project ends it?
Does our head have have hair or hairs on it?
Why call them resturant waiters when we do all the waiting?
A non-stop flight has to stop some time doesn't it?
Why is it called a one night stand if neither were standing?
How does daylight savings time store daylight?
Isn't planning before something much the same as preplanning itslef?
How can airlines preboard passengers before they begin boarding them?
Why do we pull up a chair, isn't it high enough?
Back and forth. Doesn't something have to go forth before it can go back?
Lucked out doesn't mean you ran out of luck. shouldn't it be lucked in?
Saying watch your head is as impossible as trying to bite your teeth
If someone does something behind your back, could they do it in front of it?
How did Roman's do math without a Roman numeral for zero?
Do we fill in a form by filling it out?
Bandages are wound around a wound
A farm can produce produce
Can a dump refuse refuse?
It's bad idea for a soldier to desert in the desert
When shot at, the dove dove into the bushes
A farmer once taught his sow to sow
How come an eggplant has no yolk?
Shouldn't an apple look simular to a pineapple?
Why are boxing rings square?
1 goose. 2 geese. Why aren't 2 moose meese?
If vegetarians eat vegetables, what do humanitarians eat?
How is a slim chance different from a fat chance?
Is a house burning up as it burns down?
What race is the human race?
Why doesn't Buick rhyme with quick?
Why are there interstate highways in Hawaii?
If 7-11 is open 24 hours a day, 365 days a year, why are there locks on the doors?
If nothing ever sticks to Teflon, how do they make Teflon stick to the pan?
Why do they put Braille dots on the keypad of the drive-up ATM?
Why do we drive on parkways and park on driveways?
Why is it called a TV "set" when you only get one?
Why did kamikaze pilots wear helmets?
What was the best thing before sliced bread?
If it's tourist season, why can't we shoot them?
Is there another word for thesaurus?
Is there another word for synonym?
If Barbie is so popular, why do you have to buy her friends?
Why is a pear called a pear when there is only one?
What do they pack Styrofoam in?
Why does the word monosyllabic contain five syllables?
If you were scared half to death twice, would you be 100% dead?
If you asked a librarian where the books on self help were would they tell you?
If you can't drink and drive, why do you need a driver's license to buy liquor, and why do bars have parking lots?