(1) antarctic air brought biting cold to southern Chile on Thursday.
(2) Because of the extreme cold, the antarctic is a uniquely fragile environment.
(3) Scott of the antarctic was a national hero of mythic proportions.

(1) We often go there.
(2) I've often wondered what happened to him.
(3) How often do you go to the theatre?

(1) It was her own idea.
(2) I saw it with my own eyes (= I didn't hear about it from somebody else) .
(3) Is the car your own?

(1) You shouldn't drink and drive.
(2) He should have been more careful.
(3) A present for me? You shouldn't have ! (= used to thank sb politely)

(1) dr. Johnson and I have been trying to build him up physically.
(2) dr Ryan travelled the world gathering material for his book.
(3) dr. Mesibov set forth the basis of his approach to teaching students.

(1) She finally arrived at a telephone booth and put in the coins before dialing Paris.
(2) Max: I think there a telephone booth around the corner.
(3) You can make a call at the telephone booth.

(1) More females than males are employed in the factory.
(2) Two of the candidates must be female.
(3) a female cat

(1) fancy a drink?
(2) She didn't fancy (= did not like) the idea of going home in the dark.
(3) Do you fancy going out this evening?

(1) everybody knows Tom.
(2) Have you asked everybody?
(3) Didn't you like it? everybody else did.

(1) a cheese and mushroom omelette
(2) ...a cheese omelette.
(3) Only they could decide the winner of the inaugural omelette World Cup.

(1) He opened the window and looked out...
(2) The church doors would open and the crowd would surge out.
(3) The Inspector opened the packet of cigarettes...

(1) a car factory
(2) factory workers
(3) He owned furniture factories in New York State.

(1) complex machinery
(2) the complex structure of the human brain
(3) a complex argument/problem/subject

(1) an airline pilot
(2) international airlines
(3) ...the Dutch national airline KLM.

(1) First floor has an assembly room and a playroom.
(2) The room was designed as a Children's playroom.
(3) So of us children are the basement playroom.

(1) a pear tree
(2) This poem flash in my mind, yes, it definitely pear as white as snow.
(3) I like pear, Me too! I like banana, Me too! I like apple, Me too!

(1) ‘ What sort of music do you like? ’ ‘Oh, all sorts . ’
(2) This sort of problem is quite common./These sorts of problems are quite common.
(3) He's the sort of person who only cares about money.

(1) A fast train does the journey to ottawa in three hours.
(2) Fantastic. How long are you staying in ottawa?
(3) I'm calling from downtown ottawa.

(1) to repeat a question
(2) I'm sorry─could you repeat that?
(3) She kept repeating his name softly over and over again.

(1) a rocky/sandy shore
(2) to swim from the boat to the shore
(3) a house on the shores of the lake

(1) Cut the vegetables into thin strips.
(2) A number of thin cracks appeared in the wall.
(3) The body was hidden beneath a thin layer of soil.

(1) to be in a difficult situation
(2) You could get into a situation where you have to decide immediately.
(3) We have all been in similar embarrassing situations.

(1) Life in a small town could be deadly dull.
(2) The first half of the game was pretty dull.
(3) There's never a dull moment when John's around.

(1) She treated her daughter like a slave.
(2) We are slaves of the motor car.
(3) Sue's a slave to fashion.

(1) All plants need light and water.
(2) flowering/garden/indoor plants
(3) a tomato/potato plant

(1) wild/savage/ferocious beasts
(2) mythical beasts such as unicorns and dragons
(3) The maths exam was a real beast.

(1) We waited until the traffic had eased off.
(2) Share prices eased back from yesterday's levels.
(3) ease your grip on the wheel a little.

(1) John yawned and scratched his chin.
(2) The dog scratched itself behind the ear.
(3) Try not to scratch.

(1) cancer research
(2) Violence is a cancer in our society.
(3) to become cancerous

(1) army/airforce/naval, etc. officers
(2) a commissioned/non-commissioned officer
(3) The matter was passed on to me, as your commanding officer .

(1) attempts to reduce smog caused by traffic fumes
(2) Cars cause pollution, both smog and acid rain.
(3) The smog made his eyes red.

(1) a simple-minded person
(2) a simple-minded approach
(3) Sylvie was a simple-minded romantic...

(1) He offered $4 000 for the car.
(2) Josie had offered her services as a guide.
(3) He offered some useful advice.

(1) You look very smart in that suit.
(2) They were wearing their smartest clothes.
(3) She's smarter than her brother.

(1) offshore drilling
(2) an offshore island
(3) offshore breezes

(1) a school/medical/history, etc. textbook
(2) a textbook example of how the game should be played
(3) She wrote a textbook on international law.

(1) a tax-free allowance
(2) ...a tax-free investment plan.
(3) ...a return of 16.5% tax free...

(1) The South Pole and the north pole areantipodes.
(2) There have been at least thirteen previous attempts to reach the north pole unaided.
(3) The arctic tundra is at the top of the world around the north pole.

(1) only the President could authorize the use of the atomic bomb...
(2) ...the guidance and discipline that can be provided only by a strong male...
(3) The lawyer is paid only if he wins...

(1) Manufacturing output has increased by 8%.
(2) data output
(3) an output device