Bienvenida


Estimados alumnos y alumnas del Vate Vicente Huidobro, doy a Uds. la bienvenida a este blog, destinado a ayudarles por medio de la web, como una forma de apoyo real en sus aprendizajes del Inglés.
Aquí hallarán material de apoyo permanente, tales como guías trabajadas en la clase, unidades de aprendizaje, material relacionado con vocabulario y gramática, asi como también algunos ejercicios de reforzamiento permanente para tu quehacer en la asignatura.


Your teacher, Iván.




Archivo del blog

domingo, 19 de agosto de 2007

SINCE - FOR

SINCE - FOR

Estas preposiciones se utilizan en oraciones que indican la duración que tuvo algún hecho en el tiempo. Se pueden traducir como “desde” y “durante”. Veamos algunos ejemplos:

They have studied in this school since 2004
Ellos han estudiado en este liceo desde el 2004

También podría expresarse la misma idea, diciendo:

They have studied in this school for 4 years
Ellos han estudiado en este liceo durante 4 años


Veamos otros ejemplos:

I have lived in Santiago for 12 years - I have lived in Santiago since 1996
She has worked in that office for 3 years - She has worked in that office since 2005
We have studied the problem for 6 years - We have studied the problem since 2001

[recuerda que si el sujeto es tercera persona singular, o sea HE , SHE , o IT , el auxiliar cambia a HAS] El resto usa HAVE


Otras oraciones:
Those students have presented a new project for many times
My father has worked in that firm for several months
The girls have danced for 3 hours in that party
The teacher has explained the topics for 25 minutes
The doctor has attended many patients since 8 o´clock
It has rained in that city for several days
That lady has waited for the bus for 30 minutes
I have read the newspaper since 4:30
The boys have played football since midday
Chile has exported copper for many years
People has suffered the Transantiago problems for 6 months
Those men have slept since last night
They have been here for 2 hours
Some persons have worked for 30 years

Questions and Answers:
How long have you been here? I have been here for 5 hours
How long has mother been out? She has been out since 3 o´clock
How long have they waited for the plane? They have waited for the plane since 10
How long has she stayed in Santiago? She has stayed in Santiago for 8 days
How long have the boys practised tennis? They have practised tennis since 5:30
How long has it snowed in Europe? It has snowed in Europe for 6 days
[HOW LONG = CUÁNTO TIEMPO]