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               is 
.Where . . . . . . (subject) from?   [ Where's.../Where're... ]
              are 


            does 
.Where . . . . . . (subject) come from? 
              do 


.Where's she from?/ Where're you from? / Where're John and Peter from?

.Where does she come from?/ Where do they come from?

.Where does Mary come from?


1. Dialogue (Talking about airplanes)

-Where's Iberia from? 
-It's from Spain. It's Spanish


2.- .What's your first name? / What's your surname? /What's his full name?

-My Name's Karina./ I'm Karina.


3.- How do you do?  is said by both parties after an introduction.
Originally this was an enquiry about the other person's health. Now it is merely a formal greeting. 


4.- JOBS AND PROFESSIONS

.What's your job? / What's Peter's job? / What's his/her job? /.What's their job?

.I'm a waiter/ I'm an architect 

 [Use a / an to say what people's professions or jobs are]


.What do you do? / What does he do? /What do they do? ...

.I'm a bank manager / She's a writer / He's a singer...

.They're nurses. [In plural no article]

.I would like to become an architect.


5.- ---------------- A / AN ------------------

A camera AN airport [ A + consonant sound ]
A hamburger A university [ AN + vowel sound ]
AN exercise A one-man band
AN uncle A uniform
AN hour AN honest man
A horse A hotel


6.- DICTIONARY: Some Occupations and professions.

actor/actress 
air-hostess 
air-steward 
announcer 
architect 
artist 
baker 
bank-clerk 
barber 
barman 
bricklayer 
butcher 
carpenter 
clerk 
clown 
cook
dentist 
docker 
doctor 
dressmaker 
driver 
electrician 
farmer 
fireman 
fisherman 
florist 
gardener 
greengrocer 
hairdresser 
judge 
librarian 
mechanic 
miner 
musician 
nurse 
optician 
photographer 
pilot 
plumber 
policeman 
policewoman 
porter 
postman 
sailor 
salesman 
sales manager
singer 
soldier 
teacher 
typist 
waiter/waitress 
workman