(1) who is that woman?
(2) I wonder who that letter was from.
(3) who are you phoning?

(1) boats of every description /all descriptions
(2) Their money came from trade of some description.
(3) medals, coins and things of that description

(1) ...a baby's first minutes of life...
(2) Amnesty International opposes the death penalty as a violation of the right to life.
(3) Is there life on Mars?...

(1) The next train to Baltimore is at ten.
(2) The next six months will be the hardest.
(3) the next chapter

(1) I only play jazz as a hobby.
(2) Her hobbies include swimming and gardening.
(3) My hobbies are letter writing, football, music, photography, and tennis.

(1) an unpleasant subject of conversation
(2) books on many different subjects
(3) a magazine article on the subject of space travel

(1) That's my dad over there.
(2) Do you live with your mum or your dad?
(3) Is it OK if I borrow the car, dad?

(1) You dirty dog!
(2) I'm afraid in this line of work it's a case of dog eat dog.
(3) We're operating in a dog-eat-dog world.

(1) The words stood out clearly on the page...
(2) The word 'ginseng' comes from the Chinese word 'ren-shen'.
(3) I was devastated when her words came true...

(1) I've got a piano lesson later today.
(2) The exams start a week today/today week (= one week from now) .
(3) Young people today face a very difficult future at work.

(1) a history/science, etc. teacher
(2) primary school teachers
(3) There is a growing need for qualified teachers of Business English.

(1) Come to the New Year disco and bring your partner!
(2) a marriage partner
(3) a partner in a law firm

(1) 'Do you think that made much of a difference to the family?' — 'I think so.'...
(2) If you can't play straight, then say so...
(3) I enjoy Ann's company and so does Martin...

(1) new developments in science and technology
(2) the advance of modern science
(3) the laws of science

(1) strict rules/regulations/discipline
(2) She left strict instructions that she was not to be disturbed.
(3) He told me in the strictest confidence (= on the understanding that I would tell nobody else) .

(1) Mexico city
(2) the city of York
(3) The city turned out to welcome the victorious team home.

(1) to be/look/feel tired
(2) I'm too tired even to think.
(3) They were cold, hungry and tired out (= very tired) .