Clausula De Adverbios De Tiempo Ingles

Adverb Clauses with Time
When
* He was talking on the phone when I arrived.
* When she called, he had already eaten lunch.
* I washed the dishes when my daughter fell asleep.
*We'll go to lunch when you come to visit.
'When' means 'at that moment, at that time, etc.'. Notice the different tenses used in relationship to the clause beginning with when. It is important toremember that 'when' takes either the simple past OR the present - the dependent clause changes tense in relation to the 'when' clause.
Before
* We will finish before he arrives.
* She (had) leftbefore I telephoned.
'Before' means 'before that moment'. It is important to remember that 'before' takes either the simple past OR the present.
After
* We will finish after he comes.
* Sheate after I (had) left.
'After' means 'after that moment'. It is important to remember that 'after' takes the present for future events and the past OR past perfect for past events.
While, as
*She began cooking while I was finishing my homework.
* As I was finishing my homework, she began cooking.
'While' and 'as' mean 'during that time'. 'While' and 'as' are both usually used with thepast continuous because the meaning of 'during that time' which indicates an action in progess.
By the time
* By the time he finished, I had cooked dinner.
* We will have finished ourhomework by the time they arrive.
'By the time' expresses the idea that one event has been completed before another. It is important to notice the use of the past perfect for past events and future perfectfor future events in the main clause. This is because of the idea of something happening up to another point in time.
Until, till
* We waited until he finished his homework.
* I'll wait tillyou finish.
'Until' and 'till' express 'up to that time'. We use either the simple present or simple past with 'until' and 'till'. 'Till' is usually only used in spoken English.
Since
* I have...