2. INDEFINITE ARTICLES

3. An - um, uma A - um, uma Usados antes de substantivos contáveis no singular an orange an egg an apple an old picture an umbrella a table a door a wall a computer a child

4. U com som de IU ( som de “Y” ) a unit a uniform a user a university a useless tool a useful machine a universal point of view

5. EU com som de IU ( som de “Y” ) a european car a euphemistic expression a euphoric mood a eucalyptus

6. U no prefixo UN ( som de vogal “ ã ” ) an unusual story an unbelievable fact an unknown object an unhappy child an unemployed man an unforgetable film

7. H omitido na pronúncia (som de vogal) an hour an honest man an heir an heirship an honorable man hour honest heir heirship honorable X X X X X

8. H pronunciado ( som de consoante ) a house a hospital a hotel a host a hostage a hot dog a humble man

9. O com som de “w” ( som de consoante ) a one-way street a one-eyed man semelhante a a window a winner a wonderful girl a water bird

10. Palavras iniciadas com “w” e “y” a woman a water fall a year a yard a yellow pencil a young man

11. A- precede palavras A - precede palavras iniciadas com... An- precede palavras An - precede palavras iniciadas com... Som de consoante Som de vogal

12. Insert “a” or “an" in the spaces below. h a) I am looking for _________hotel. e b) You are living in _________expensive hotel. a c) The director needs _____actress for a play. um d) It’s raining! I need_________umbrella. u e) That man bought_____used machine. un f) That child has ________unusual behavior. y g) Samuel bought_______yellow car. o h) Watch out man! This is _____one-way street. I i) This tool is not American. It's ____ Italian product! h j) My boss is looking for ____house to buy. an a an an a an a a an a

13. un k) It was _____unpleasant situation. w l) I have ________watch to sell. u m) It's ________useful guide. u n) It's not________useless guide. u o) I studied only______unit last night. un p) Her brother is_______unhappy child. w q) She's just______woman who wants to be happy. h r) My father is _______honest man. o s) It's just_______one-dollar bill. e t) Do you have _______empty room in your house? a an a a a an a an a an

14. (FUVEST) - Complete com o artigo indefinido, indicando a alternativa correspondente: It is________opportunity and ______honor to lecture at______university, I think. a) a, an, an b) an, a, an c) an, an, a d) an, an, an e) a, a, an Test 1

15. (UNB) - Entering ______University should be______exciting experience for _____ young man or woman. a) an, an, an b) a, an, a c) a, an, an d) an, an, a e) a, a, an Test 2

16. (FUVEST) - The boys brought ____ant, _____ european bird and _______milk. a) a, a, _____ b) a, an, ____ c) a, an, a d) an, a, _____ e) _____, an, an Test 3

17. (UFPR) - Mark the right alternative(s) The maid brought _____ apples, ______ bread and _______tea. 01. an, a, a 02. some, some, some 04. _____, ______, ______ 08. a, a, a 16. _____, a, a 32. an, a, _______ Test 4

18. (FATEC) - Indique a alternativa em que a tradução de "a" ou "an" difere do seu significado habitual de artigo indefinido (um, uma) em língua portuguesa. a) However, the abduction of Gutiérrez would be a new twist. b)...after his family paid an undisclosed ransom. c)...an American businessman help for eight days was released just last week... d)...kidnapping has become rampant in Mexico with hundreds of cases a year;... e) Editorials are already referring to him as a "political kidnapee." Test 5