English Mastery
Module 5 · Articles & Prepositions

A/An vs. The

Intermediate50 min25 questions7 sections
Step 1

Quick Look

THE is the hardest word in English for Hindi speakers — because Hindi manages perfectly without it. The entire chapter reduces to one question: does the LISTENER already know WHICH one you mean? Yes the. No a/an. Everything else — second mentions, unique things, superlatives — is just that question wearing different clothes.
Sentence TypeStructure + Example
The one question
Does the listener know WHICH one? Known/specific THE. Any one/new A/AN.
The story pattern
First mention: a
every mention after: the. I met A buyer today. THE buyer wants a corner unit.
Unique things
Only one exists
the: the sun, the sky, the government, the internet, the market rate.

The golden rule: A/AN introduces; THE points. ‘A buyer called’ brings a stranger into the conversation. ‘The buyer called’ assumes you both already know him. Use THE too early and the listener thinks: ‘WHICH buyer? You never told me about any buyer.’

A / AN introduces — THE points
FIRST MENTIONa / an = introducesSPEAKERLISTENERI met a buyer today.?SECOND MENTIONthe = pointsSPEAKERLISTENERThe buyer wantsa corner unit.
Same buyer, two sentences: the first mention is new to the listener, the second is already in their head.
Step 2

When to Use It

1ST MENTION afarmhouse2ND MENTION thefarmhouse
Use 1

First mention vs. second mention

New information takes a/an; once introduced, it earns the.
  • We visited a farmhouse near Shukratal. The farmhouse has its own tube-well.
  • She showed me a draft and an annexure. The draft was fine; the annexure had errors.
  • A watchman and a gardener applied. We hired the gardener.
Close the gate, please.BOTH KNOW WHICH ONE
Use 2

Shared knowledge — you both know which one

No earlier mention needed if context makes it obvious.
  • Close the gate, please. (our gate — obvious)
  • The registry got postponed. (the one we’re both dealing with)
  • Ask the accountant to release the payment. (our accountant, that payment)
ONLY ONEthesuntheskythegovernment
Use 3

One of a kind

Unique in the world or in the shared context.
  • The sun sets behind the tower in winter.
  • The government revised the circle rates.
  • The internet is down in the whole sector.
the best · the first · the only · the same
Use 4

Superlatives, ordinals, and ‘the only/same’

Best, first, only, same — these words point at ONE, so the is automatic.
  • This is the best location on the whole stretch.
  • He was the first investor to book — and the only one to pay upfront.
  • We use the same lawyer for all our deals.
a plumber — any one50,000 a montha = perninety rupees a sq. ft
Use 5

A/AN for ‘any one’ and rates

One unspecified member of a group; also per-unit pricing.
  • I need a plumber, any good plumber. (not a specific one)
  • He earns fifty thousand a month. (per month)
  • The rate is ninety rupees a square foot.
One question decides the article
Does the LISTENERalready knowWHICH one?क्या सुनने वाला जानता है — कौन-सा?YESNOTHEpoints at a known one Mentioned beforethe farmhouse Both of you knowClose the gate. One of a kindthe sun, the sky best · first · onlythe same lawyerA / ANintroduces — no one knows which New, or any oneI need a plumber. Rates: a = per50,000 a month
Everything in this chapter is the same question wearing different clothes.
Step 3

Hindi Concept Note

अHindi Concept Noteहिंदी में समझिए
हिंदी में THE जैसा शब्द नहीं है — इसीलिए यह सबसे मुश्किल लगता है। पर पूरा chapter एक सवाल है: क्या सुनने वाला जानता है कि कौन-सा?
जानता है the: दरवाज़ा बंद कर दो Close THE door. (कौन-सा door — दोनों जानते हैं)
नहीं जानता / कोई भी a/an: मुझे एक plumber चाहिए I need A plumber.
कहानी का नियम: पहली बार a, उसके बाद the — मैं एक buyer से मिला। (वह) buyer corner unit चाहता है।
I met A buyer. THE buyer wants a corner unit.
हिंदी में जहाँ ‘वह/वही/उस’ छुपा हो, वहाँ the: उसी वकील से THE same lawyer। सबसे अच्छा THE best (superlative के साथ the हमेशा)।
और rate बताने में a = ‘प्रति’: नब्बे रुपये फ़ुट ninety rupees A square foot।
Step 4

Common Mistakes Hindi Speakers Make

Wrong
Right
Why
I bought the new phone yesterday. (first time mentioning it)
I bought a new phone yesterday.
First mention introduces a. ‘The’ makes the listener ask: which phone?
A sun rises in the east.
The sun rises in the east.
One sun exists the, always.
He is one of the best broker in this area.
He is one of the best brokers in this area.
Article is right — but ‘one of the + PLURAL’. Two rules in one trap.
She is a same girl I told you about.
She is the same girl I told you about.
Same points at one specific person the same, always.
Please open a window — it’s stuffy. (there’s only one window)
Please open the window.
Both know which window the. (A window is fine only if several exist and any will do.)
This is a first project of our company.
This is the first project of our company.
Ordinals (first, second, last) point at one the.
Step 5

Signal Words

Decision triggers:
First mention / any one aanSecond mentionshared context‘woh wala’ feeling the
Unique: sun, moon, sky, government, internet, market the
best, first, last, only, same the (automatic)
Rates: per month/kg/foot a month, a kilo, a square foot
Step 6

Practice

Set A

Fill in the blanks

0 / 10
  1. 1
    I met dealer in Modinagar. dealer has three godowns. (two blanks)
  2. 2
    moon looked huge from the terrace last night.
  3. 3
    She is only CA who replied on same day. (two blanks)
  4. 4
    We need electrician — any reliable one will do.
  5. 5
    lift is out of order again; take stairs. (two blanks)
  6. 6
    It was best decision we took last year.
  7. 7
    He charges five hundred rupees visit.
  8. 8
    There’s new dhaba on NH-58. parathas there are excellent. (two blanks)
  9. 9
    government has extended registry deadline. (two blanks)
  10. 10
    I saw accident near toll plaza this morning. (two blanks)
Set B

Correct the mistake

0 / 8
  1. 11
    I have bought the new scooter last week. (first mention)
  2. 12
    Sun was very strong during a site visit today. (the visit you both know about)
  3. 13
    He is a tallest man in our society.
  4. 14
    She gave me the pen and the notebook — I kept a pen. (fix the flow: pen and notebook are new; then you kept that pen)
  5. 15
    This is a last unit available on this floor.
  6. 16
    Delhi is one of the most crowded city in the world.
  7. 17
    We hired same contractor again.
  8. 18
    The honesty is a rare quality. (general statement)
Set C

Translate into English

0 / 7
  1. 19
    मैंने एक घर देखा। घर बहुत बड़ा है।
  2. 20
    सूरज पूरब में निकलता है।
  3. 21
    दरवाज़ा बंद कर दो।
  4. 22
    यह इस इलाक़े की सबसे अच्छी market है।
  5. 23
    मुझे एक अच्छा वकील चाहिए — कोई भी।
  6. 24
    वह वही आदमी है जिसने कल फ़ोन किया था।
  7. 25
    किराया दस हज़ार रुपये महीना है।
Step 7

Answer Key

Show answersHide answers
Answers · Set A
1
a ... The
2
The
3
the ... the
4
an
5
The ... the
6
the
7
a
8
a ... The
9
The ... the
10
an ... the
Answers · Set B
11
I bought a new scooter last week. (First mention a; and ‘last week’ Simple Past.)
12
The sun was very strong during the site visit today. (Unique the sun; shared context the visit.)
13
He is the tallest man in our society. (Superlative the.)
14
She gave me a pen and a notebook — I kept the pen. (Introduce with a; point back with the.)
15
This is the last unit available on this floor. (Last the.)
16
Delhi is one of the most crowded cities in the world. (One of the + plural.)
17
We hired the same contractor again. (Same the.)
18
Honesty is a rare quality. (Abstract general noun no article — full rule next chapter.)
Answers · Set C
19
I saw a house. The house is very big.
20
The sun rises in the east.
21
Close the door.
22
This is the best market in this area.
23
I need a good lawyer — any one (will do).
24
He is the same man who called yesterday.
25
The rent is ten thousand rupees a month.

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Next up · Chapter 3Zero Article & Advanced Article Use

When English uses nothing at all: Water is precious, She went to school, Life is a struggle... and why it’s ‘the USA’ but just ‘India’.