(1) The crowd had to stand behind barriers.
(2) Show your ticket at the barrier.
(3) the removal of trade barriers

(1) a fertile region
(2) The treatment has been tested on healthy fertile women under the age of 35.
(3) a fertile partnership

(1) The yard was overgrown with weeds.
(2) I wish I could give up the weed (= stop smoking).
(3) I've been weeding the flower beds.

(1) Mirrors in a room often give an illusion of space.
(2) The idea of absolute personal freedom is an illusion.
(3) He could no longer distinguish between illusion and reality.

(1) twist the wire to form a circle.
(2) He grabbed me and twisted my arm behind my back.
(3) Her face twisted in anger.

(1) The bad weather ruined our trip.
(2) That one mistake ruined his chances of getting the job.
(3) My new shoes got ruined in the mud.

(1) violent crime
(2) Students were involved in violent clashes with the police.
(3) He met with a violent death (= he was murdered, killed in a fight, etc.)

(1) He had a genius for making people feel at home.
(2) the genius of Shakespeare
(3) a statesman of genius

(1) the relative simplicity of the new PC
(2) For the sake of simplicity , let's divide the discussion into two parts.
(3) the simplicity of the architecture

(1) Ask for a refund if the goods are faulty.
(2) faulty workmanship
(3) an accident caused by a faulty signal

(1) Many of the refugees have suffered torture.
(2) the use of torture
(3) terrible instruments of torture

(1) Bombs were exploding all around the city.
(2) There was a huge bang as if someone had exploded a rocket outside.
(3) Bomb disposal experts exploded the device under controlled conditions.

(1) a tidy desk
(2) She keeps her flat very tidy .
(3) I like everything to be neat and tidy .

(1) The sign said, ‘private property. Keep out. ’
(2) Those are my father's private papers.
(3) The hotel has 110 bedrooms, all with private bathrooms.

(1) Years ago convicted criminals in England could face deportation to Australia.
(2) People who work illegally are liable to Prosecution and deportation.
(3) RA : If they overstay, they could be subject to arrest and deportation.

(1) The electricity industry consumes large amounts of fossil fuels.
(2) Before he died he had consumed a large quantity of alcohol.
(3) Carolyn was consumed with guilt.

(1) My sweater shrank in the wash.
(2) The tumour had shrunk to the size of a pea.
(3) The market for their products is shrinking.

(1) Every time a train went past the walls vibrated.
(2) The atmosphere seemed to vibrate with tension.
(3) The ground shook and the cliffs seemed to vibrate...

(1) the earth's core
(2) the core of a nuclear reactor
(3) the core of the argument

(1) the Central Intelligence agency (CIA)
(2) international aid agencies caring for refugees
(3) an advertising/employment agency

(1) a degree in biology
(2) How far is human nature determined by biology?
(3) the biology of marine animals

(1) a law prohibiting the sale of alcohol
(2) Soviet citizens were prohibited from travelling abroad.
(3) The high cost of equipment prohibits many people from taking up this sport.

(1) He has been late on numerous occasions.
(2) The advantages of this system are too numerous to mention.
(3) Sex crimes were just as numerous as they are today...

(1) a nursery for infants under two
(2) their infant son
(3) She was seriously ill as an infant.

(1) muscle/brain/nerve, etc. tissue
(2) scar tissue
(3) a box of tissues

(1) racial hatred/prejudice/tension/violence
(2) racial equality
(3) They have pledged to end racial discrimination in areas such as employment.

(1) the temptation of easy profits
(2) to give way to/yield to temptation
(3) I couldn't resist the temptation to open the letter.

(1) The new system expanded the role of family doctors.
(2) There are no plans to expand the local airport.
(3) We've expanded the business by opening two more stores.

(1) Each electron bears a single negative charge.
(2) It was the possibility that the electron could pass through either slit that caused the interference.
(3) The chance that an electron absorbs more than one photon is negligible.

(1) The application forms have now been simplified.
(2) I hope his appointment will simplify matters .
(3) a simplified version of the story for young children

(1) an evil man
(2) an evil grin
(3) evil deeds

(1) to pursue a goal/an aim/an objective
(2) We intend to pursue this policy with determination.
(3) She wishes to pursue a medical career.

(1) The area was covered in dense jungle.
(2) the jungles of South-East Asia
(3) jungle warfare

(1) Several windows had been smashed.
(2) He smashed the radio to pieces.
(3) The glass bowl smashed into a thousand pieces.

(1) The idea evolved from a drawing I discovered in the attic.
(2) The company has evolved into a major chemical manufacturer.
(3) Each school must evolve its own way of working.

(1) My doctor has forbidden me sugar.
(2) Lack of space forbids further treatment of the topic here.
(3) ‘Maybe you'll end up as a lawyer, like me. ’ ‘God forbid! ’

(1) The software we use has been modified for us.
(2) Patients are taught how to modify their diet.
(3) to modify your behaviour/language/views

(1) The book began with a quotation from Goethe.
(2) a dictionary of quotations
(3) The writer illustrates his point by quotation from a number of sources.

(1) damage to both urban and rural environments
(2) urban areas
(3) urban life

(1) In the 1990s the area became a magnet for new investment.
(2) fridge magnets of your favourite cartoon characters
(3) Prospect Park, with its vast lake, is a magnet for all health freaks...