ARTIGO PROFESSOR WALMIR PARA: 17/08 ,18/08, 19/08.

Artigo Indefinido A e AN
EJA

A e An são indefinidos porque NÃO definem o ser, ou seja não específica nenhum ser.
A e AN possuem a mesma tradução em português. A= um, uma e AN = um, uma.
Então você pergunta: Ora! Qual a diferença?
A é usado diante de vocábulos iniciados por som CONSONANTAL (= consoante). Já AN é usado é usado diante de vocábulos iniciados por som VOCÁLICO (= VOGAL ).
1-O correto é An Hour ou A hour?
Resposta:
a palavra Hour começa com H, e H é consoante, porém o som da palavra é de vogal. Fala-se /our/ com som vocálico, logo AN HOUR é o correto.
2-O correto é An book ou A book?
Resposta:
a palavra book começa com B, e B é consoante, e o som da palavra é de consoante. Fala-se /book/ com som consonantal, logo A BOOK é o correto.

Writing Training Exercise 1- indefinite article
Professor Walmir.
A) Complete the sentences below with A or AN.

01) What is it? It is ____ orange.
02) What is it? It is ____ egg.
03) What is it? It is ____ pear.
04) What is it? It is ____ apple.
05) What is it? It is ____ old bus.
06) What is it? It is ____ old man.
07) What is it? It is ____ old woman.
08) What is it? It is ____ bread.
09) What is it? It is ____ fish.
10) What is it? It is ____ pizza.
11) What is it? It is ____ jam.
12) What is it? It is ____ airplane.
13) What is it? It is ____ car.
14) What is it? It is ____ orange.
15) What is it? It is ____ train.
16) What is it? It is ____ bus.
17) What is it? It is ____ bike.
18) What is it? It is ____ ship.
19) What is it? It is ____ tractor.
20) What is it? It is ____ wheelbarrow.
21) What is it? It is ____ stroller.
22) What is it? It is ____ sailboat.
23) Teacher Walmir said: “it is _______ good idea”
24) Teacher Walmir said: “it is _______ windy week”
25) Teacher Walmir said: “it is _______ used car”
26) Teacher Walmir said: “it is _______ short tree”
27) Teacher Walmir said: “it is _______ tall man”
28) Teacher Walmir said: “it is _______ large school”
29) Teacher Walmir said: “it is _______ long trip to Salvador”
30) Teacher Walmir said: “it is _______ unusual boy ”
31) Teacher Walmir said: “it is _______ unusual wife”
32) Teacher Walmir said: “it is _______ unusual car ”
33) Teacher Walmir said: “it is _______ empty bottle”
34) Teacher Walmir said: “it is _______ bottle"

NOTA AS PALAVRAS: unusual, university por serem iniciadas por semivogal, use