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Enviado por werincona • 20 de Octubre de 2013 • 492 Palabras (2 Páginas) • 176 Visitas
The present perfect tells us about the past and the present.
Tlrc aircraft has landed means that the aircraft is oi the ground nor,*
The plesent perfect is the present tense of haye + a past participle.
I/yott/we/they have washed ox I/you/x,e/they've washed
he/she/it has washed op. he/she/it's washed
hav e I / y ott/ w e / th ey washed ?
has he/she/it washed?
Requ]1 past participles encl in ed, e.g. washed, landed, finished.
We've washed the dishes. Have you opened your letter?
The aircraft has landed sa.fely. How imny points has Mattltew scored?
The students haven't finished their exanls.
Some participles are irregular.
I_'ve made a shopping list. We,ve sold our car. I,ve thought about it a lot.
Have you written the letter? She hasn,t drunk her coffee.
For a list of irregular verbs see page 3g3.
There is a present perfect ofbe and ofhave.
The weather has been awful. I,ve had a lovely time, thank you.
\\hen we use the present perfe.ct, we see things as happening in the past but having \\/e've a result in the present. washed the dishes. (They're clean nJ".; 71rc airirafthas landed. (It,s on the ground now.) \\/e've eaten all the eggs.-(There aren't any left.) They've I'earnt the worrls. (Theyknow the r,vords.) \bive broken this watch. (It isn,t working.)
> 72-7) More on the present perfect > 74-75 Present perfect or past simple? > page 3TTAmerican English
Add a sentence.
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