(1) A crowd began to collect in front of the embassy.
(2) Dirt had collected in the corners of the room.
(3) We seem to have collected an enormous number of boxes (= without intending to) .

(1) [不可数名词]The cafe provides quick self-service at low prices.
(2) There's self service machine.

(1) Have you seen the Picasso exhibition?
(2) an exhibition of old photographs
(3) She refused to allow the exhibition of her husband's work.

(1) She had been working in a pub, cooking and waitressing.
(2) I will ask a waitress to show you the way.
(3) A waitress arrived with the wine they had ordered.

(1) The heavy rain has caused floods in many parts of the country.
(2) flood damage
(3) Police have issued flood warnings for Nevada.

(1) early-flowering spring bulbs
(2) The plant has a beautiful bright red flower.
(3) The roses are in flower early this year.

(1) a recipe for chicken soup
(2) vegetarian recipes
(3) a recipe book

(1) You must be able to speak French for this job.
(2) A viral illness left her barely able to walk.
(3) I didn't feel able to disagree with him.

(1) a wonderful surprise
(2) We had a wonderful time last night.
(3) You've all been absolutely wonderful !

(1) although the sun was shining it wasn't very warm.
(2) although small, the kitchen is well designed.
(3) I felt he was wrong, although I didn't say so at the time.

(1) I can't swim.
(2) The boys swam across the lake.
(3) They spent the day swimming and sunbathing.

(1) She wore shabby old jeans and a T-shirt.
(2) The old man was shabby and unkempt.
(3) She tried to make up for her shabby treatment of him.

(1) She resented his persistent approaches.
(2) All the approaches to the palace were guarded by troops.
(3) The club has made an approach to a local company for sponsorship.

(1) the role of the teacher in the classroom
(2) She refused to take on the traditional woman's role.
(3) In many marriages there has been a complete role reversal (= change of roles) with the man staying at home and the woman going out to work.

(1) a stamp/coin, etc. collection
(2) The painting comes from his private collection.
(3) There was a collection of books and shoes on the floor.

(1) snowy fields
(2) a snowy weekend
(3) snowy hair

(1) ...the twelfth anniversary of the April revolution.
(2) ...a twelfth-century church.
(3) She is entitled to a twelfth of the cash.

(1) to become/get accustomed to sth
(2) My eyes slowly grew accustomed to the dark.
(3) She was a person accustomed to having eight hours' sleep a night.

(1) French literature
(2) great works of literature
(3) I've read all the available literature on keeping rabbits.

(1) The meal was amazingly cheap.
(2) It's amazing how quickly people adapt.
(3) amazingly, no one noticed.

(1) a wealthy nation
(2) The couple are said to be fabulously wealthy.
(3) They live in a wealthy suburb of Chicago.

(1) Have you looked under the bed?
(2) She placed the ladder under (= just lower than) the window.
(3) The dog squeezed under the gate and ran into the road.

(1) a flock of seagulls
(2) A turtle was complaining to a seagull, saying that nobody would teach her how to fly.
(3) The seagull stretched its wings out and sailed along with the current.

(1) eighty horses trotted up.
(2) He was in his late eighties and had become the country's most respected elder statesman.
(3) He ran a property development business in the eighties.

(1) motorcycle racing
(2) a motorcycle accident
(3) I have a license to drive a motorcycle.

(1) human/physical/economic/social geography
(2) a geography lesson/department/teacher/textbook
(3) a degree in geography

(1) She wandered aimlessly around the streets.
(2) We wandered back towards the car.
(3) The child was found wandering the streets alone.

(1) She's in kindergarten now.
(2) The study investigated the practical pattern of kindergarten teacher evaluation based on different backgrounds.
(3) Meanwhile, school was another story. In kindergarten, often bandaged, I endured lots of ridicule.

(1) incorrect information/spelling
(2) His version of what happened is incorrect.
(3) an incorrectly addressed letter

(1) I like having a walk after dinner with my walkman.
(2) A walkman can relieve the boredom of running.
(3) Those teenagers ripped off my walkman.

(1) The body has natural defence mechanisms to protect it from disease.
(2) Humour is a more effective defence than violence.
(3) (British English)the Ministry of defence

(1) The various elements of the novel fail to cohere.
(2) The scriptwriter helped him to adapt his novel for the screen.
(3) This adaptation perfectly captures the spirit of Kurt Vonnegut's novel.

(1) herds of elephants/elephant herds
(2) a baby elephant
(3) Then the fly came again, and the elephant waved it away once more.

(1) a portable TV
(2) (figurative)a portable loan/pension (= that can be moved if you change banks, jobs, etc.)
(3) portable software

(1) On sunday Cohen lay around the house all day.
(2) Randall would just now be getting the sunday paper.
(3) Naomi used to go to church in Granville every sunday.

(1) Peer over the cube and wait for a co - worker to look up and notice.

(1) Some mushrooms contain a deadly poison.
(2) How did he die? Was it poison?
(3) The dog was killed by rat poison (= poison intended to kill rats ) .

(1) The numbers attending fell short of expectations.
(2) The event did not live up to expectations .
(3) Some parents have unrealistic expectations of their children.