Question

Điền A or An 
apple 
unly T- shirt
hamster
English book 
sweater
iPod
hamburger
interview
dog
folder
pen
octopus
uniform
uniform
beautiful dress
duck
umbrella
old house
animal
chair
chair
cheeseburger
ox 
widow
table
horse
book
elephant
ant
laptop
walkman
banana
angry man
box 
ice cream
friend 
internet server
computer
easer
pullover
sofa
exam

Answer 1

an apple 
an unly T- shirt
a hamster
an English book 
a sweater
an iPod
a hamburger
an interview
a dog
a folder
a pen
an octopus
a uniform
a beautiful dress
a duck
an umbrella
an old house
an animal
a chair
a cheeseburger
an ox 
a widow
a table
a horse
a book
an elephant
an ant
a laptop
a walkman
a banana
an angry man
a box 
an ice cream
a friend 
an internet server
a computer
an easer
a pullover
a sofa
an exam