Jobs and Professions — A Doctor, An Engineer — English Grammar Exercises
She's a student at art school. The rich. The French. The 1950s. Seven special rules, one focused practice set.
Articles with Jobs and Professions
In English, describing someone's occupation always requires a or an before the job title. This applies after be, become, work as, train as, and want to be. The rule is absolute for singular countable job nouns — zero article is ungrammatical ('She is teacher' is wrong) and 'the' implies a unique or specific individual rather than a general role. Research on learner errors identifies omission of a/an before professions as a highly frequent mistake among speakers of Russian, Chinese, Turkish, and other languages that use no article with occupations. The explanation is cross-linguistic: in these languages, the equivalent sentences use no article ('Она — врач', literally 'She doctor'), making the English requirement for a/an non-obvious.
Be + Job
My sister is an architect and works for a big company.
He is a doctor at a large hospital.
Become / Work As / Train As
She works as an electrician.
She wants to become a journalist.
Why 'A/An', Not 'The'?
Using 'the' with a job title makes it specific — it implies there is one particular person holding a unique role. 'She is the doctor' could mean the one specific doctor (for example, in a village with only one). 'She is a doctor' describes her profession in general. For everyday occupation descriptions, always use a/an.
✗ He became doctor after seven years. → ✓ He became a doctor.
✗ She is nurse at the hospital. → ✓ She is a nurse at the hospital.
Frequently Asked Questions
Why do we say 'the rich' and 'the French' without a noun?
'The + adjective' is a grammatical structure that refers to the entire group of people described by that adjective. 'The rich' = rich people in general; 'the French' = French people. The verb that follows is always plural: 'The rich are getting richer', not 'The rich is getting richer'. This pattern works with qualities (the young, the elderly, the poor, the homeless), states (the injured, the unemployed, the disabled), and nationality adjectives (the British, the Spanish, the Japanese).
Why do we use 'the' with musical instruments — 'play the piano' — but not with sports?
English uses 'the' with musical instruments when referring to playing them as an activity: play the guitar, play the violin, learn the flute. The convention treats the instrument as a generic representative of its type rather than a specific object. Sports and games use zero article: play tennis, play chess, go swimming. The two rules are parallel opposites and must be memorised separately.
What is the difference between 'go to school' and 'go to the school'?
Institutional nouns — school, hospital, prison, church, university, bed — drop the article when used for their primary purpose. 'Go to school' means attending as a student; 'go to the school' means visiting the physical building for any other reason (as a parent, a plumber, a visitor). The same distinction applies throughout: 'in hospital' (as a patient) vs 'at the hospital' (visiting someone), 'in prison' (as a prisoner) vs 'visiting the prison'.
Why do decades and ordinal numbers always use 'the'?
Both decades and ordinals identify a unique or specific position, which triggers the definite article. 'The 1960s' refers to one specific ten-year period within history — it is not one of many possible 1960s. Similarly, 'the first', 'the second', and 'the last' point to a unique position in a sequence. You cannot say 'a first time I did this' when referring to the specific incident — it must be 'the first time'.