1. double
You are richer than I am because your pay is double my pay.
Double, please.
Justice in this country is a bit of a double standard: there is the justice of the poor and the justice of the rich.
Saxophonists often double on flutes, which have similar fingerings to their primary instruments.
Todd the squirrel, playing two stereos at once, claims to listen only to "double music."
I'd like a double for four nights from tonight for about fifty dollars a night.
This sort of structure is called a double negative, but in effect it shows affirmation.
Unfortunately, I don't have a reservation. Do you still have a double room available?
Researchers found that subjects could collect double the amount of money for charity when they were wearing clothes with designer logos.
In our monogamous part of the world, to marry means to halve one’s rights and double one's duties.
By 2080, global food production would need to double!
UK Sabiha's phone number is double three, one, five, double seven (= 331577).
He tied his son's shoe with a double knot and said, "There, that should do the trick."
He's likely to be late so you'd better tell him again that the meeting time is seven to make double sure.
It's no use trying to find people to play Street Fighter with when you can't explain double quarter-circle joystick motions.
2. room
We bought a grand piano which took up half of our living room.
Clean your room.
My little brother ran through the living room stark naked.
It was in this room that we had the meeting last Friday.
The Geneva University Library has a good reading room.
I'm going to put them in a room and let them battle it out.
Incidentally, this room doesn't have anything like an air conditioner. All it has is a hand-held paper fan.
I would scream very loudly if I saw a scorpion in my room.
I'd rather clean my room than spend time doing my homework.
For the lack of something better to do, Tom started cleaning his room.
Does the price of the room include the service charges?
If you would move over, there would be room for everyone.
Tom managed to escape from the room where his kidnappers had kept him locked up.
The room started to spin after I drank too much.
What's your favorite room in your house?
3. living
We bought a grand piano which took up half of our living room.
Living conditions were hard.
My living expense is rising year by year.
From time to time, I think about my mother who is no longer living.
Most living creatures in the sea are affected by pollution.
A critically wounded elephant went berserk and attacked every living thing in his path.
He's supposed to be living in Nagano. What's he doing at Tokyo station?
Living abroad is the best way to learn a foreign language.
Because of inflation, salaries can't keep up with the high cost of living.
Foreign businessmen living in Tokyo often complain of the high prices for imported western food.
He is an individual with his own living space and his own sleeping space.
If you can't go to an English-speaking country to study, perhaps you can find an English native speaker living nearby that can help you learn English.
Most of the Melanesians living in Papua New Guinea have very curly hair, don't they?
Living as I do in a remote village, I seldom have visitors.
I don't think that there is any better way to learn English than by living in America.
4. emergency
They loaded the trucks with emergency supplies for the earthquake victims.
Tom didn't want to disturb Mary so late at night, but it was an emergency.
Make certain where the emergency exit is before you go to bed at a hotel.
We used emergency measures to revive the cardiac arrest patient.
an emergency lollipop
It's very important to keep your head if there's an emergency.
She was very shy about her emergency problem, and asked the gynecologist to please examine her.
Emergency exits must be kept free of blockages for public safety.
Training conditions workers to react quickly to an emergency.
Thousands of lives will be at stake if emergency food does not arrive there within a few days.
The prime minister had to cut his visit short because of an emergency back home that required his attention.
The flow of evacuation events from occurrence of a large earthquake to the conclusion of emergency counter measures.
Because of the emergency in the office I didn't finish the work on time.
He never knew what to do in an emergency. He was allowed to use the credit card only in case of emergency.
While they were flying to Warsaw, there was an emergency and they had to land in Radom.