The document compares the use of "a/an" and "the" in English. It explains that "a/an" is used before consonant and vowel sounds when referring to something for the first time, while "the" is used when referring to something that has already been mentioned. It provides examples of when to use "a/an", such as with prices, frequencies, speeds, and jobs. It also explains that "the" is used when referring to only one of something. The document concludes by providing sentences for the reader to choose the correct article - "a/an" or "the".

1. Articles
a, an, or the

2. FIRST LET’S COMPARE
2
a and an

3. we use a before words which begins with
CONSONANTS
3
b, c, f, j, n…

4. 4
• a big car

5. 5
•a good doctor

6. 6
•a mad woman

7. 7
•a blue ball

8. We also use a before u when it sounds like de word
‘you’ and before eu
8

9. Sounds like ‘you’
Starts with u :
9

10. 10
• a university

11. 11
•a universe

12. Sounds like ‘you’
Starts with eu :
12

13. 13
• a european

14. we use an before words which begins with
VOWELS
14
a, e, i, o, u

15. 15
• an amazing concert

16. 16
• an interesting movie

17. 17
• an apple

18. 18
• an engineer

19. We also use an before words
that begin with a silent h
19

20. Silent ‘h’ = hour
an hour
20

21. hard ‘h’ = house
a house
21

22. Next, let’s compare
a/an and the
22

23. 23
Mary: I bought ___ computer and a TV
Yesterday
Joe: Was ____ computer expensive?
a
the

24. We usually use
a/an with a noun
to talk about a
person or thing for
the first time.

25. a computer

26. TÍTULO
DA
APRESENTAÇÃO
20XX 26
We usually use the when we talk
about the person or thing again

27. The computer = the
one that Mary bought

28. However, there are some special uses of
a/an and the
TÍTULO
DA
APRESENTAÇÃO
20XX 28

29. We use a/an with prices,
frequency and speeds
$
$

30. It costs $2 a liter
It costs 25 dollars an hour
PRICES

31. I drink about three cups of
coffee a day
I cook every day for an hour
FREQUENCY

32. You’re driving at ninety miles an hour
You’re walking 2 meters a second
SPEEDS

33. We use a/an before
hundred, thousand
and million
00
.000
.000.000
.000
00
.000.000

34. a hundred people on the concert
a Thousand days to your birthday

35. We use a/an for talk
about jobs

36. I’m a bank manager
You’re an engineer
She’s a doctor

37. THE
We use the when there is only
one of something

38. THE
• May I turn on the TV?

39. THE
- Where’s Mary?
- She’s in the kitchen!

40. THE
We use the with
musical instruments

41. THE
I play the guitar
Jane plays the violin

42. Read the sentence.
Choose the correct one
1. I’ve got a red pen and ____ orange pen. The red pen is my favorite.
an
2. We stayed in ____ hotel. The hotel had a swimming pool.
3. He saw a lion and a giraffe at the wildlife park. ____ lion was scary.
4. This is ____ interesting book. The book is about animals.
5. I had a party for my birthday. Lots of my friends came to ____ party.
6. Have you got ____ brother or a sister?
7. She didn’t have ____ apple for lunch. She had a banana.
8. I went on an airplane to Brazil. ____ airplane was really cool!
a
the
an
the
a
an
the