Present Perfect

PRESENT PERFECT 1

PRESENT PERFECT 2

SUBJECT	HAVE/HAS		P. PAR.	OBJECT
John	has		read	the note
SUBJECT	HAVE/HAS	NOT	P. PAR.	OBJECT
You	have	not	read	it
	HAVE/HAS	SUBJECT	P. PAR.	OBJECT ?
	Have	You	seen	the film?
WH-	HAVE/HAS	SUBJECT	P. PAR.	OBJECT ?
What	have	you	thought	of the trip?
WHO		HAVE/HAS	P. PAR.	OBJECT ?
Who		has	phoned	me?

==============================================

SINCE: Christmas / summer / 2007 / I met you (inicio de la acción)
FOR: 2 months / 1 week / 3 hours / 5 years (periodo)

I have studied English SINCE 2010 = I have studied English  FOR THREE YEARS

ALREADY: ya (entre 'have' y el participio)
YET: ya (en interrogativas) / todavía (en negativas) -- >al final de la frase

I have ALREADY seen that film
I haven't had lunch YET
Have they invited you to the party YET?


JUST: acabar de

It has JUST left (acaba de irse)

EVER: alguna vez (en preguntas) (entre 'have' y el participio)
NEVER: en afirmativas (entre 'have' y el participio)

Have you EVER been to Paris?
I've NEVER been to the USA

======================

Present perfect

We use the present perfect simple.

- For actions happened at an unstated time in the past

- for actions which started in the past and are still continuing in the present.

- for actions which have recently finished and their results are visible in the present.

- to talk about an experience.

Time expresions used with the present perfect simple

for, since, just, already, yet, lately, recently, so far, ever, etc.

We use for to express duration. eg I have known Peter for eight years

We use since to state a starting point. She hasn't been to Europe since 1994.

We use just and already in affirmative sentences. She has already done her homework.

We use yet in questions and negations. Has Tom fixed the car yet?   They haven't traveeled to Miami yet.

Have gone (to) - have been (to) (Present perfect of the verb go)

Jane and Paul have gone to Portugal (they went some time ago and they are still there)

I have been to London.( I havc visited London and have come back. I am not there now)

Let's practise !

Complete the sentences with the correct form.

1) I  a new mobile phone. (just/buy)

2)  a cat without a tail? (you/ever/see)

3)My sister sushi. (never/ eat)

4)We your new tape yet. (hear)

5)How many words for your language project? (you/write)

6)Sheila her breakfast yet. (Have) 

7)What to the computer? (they/ do)

8)John and Alex in France for 20 years.(live)

9)Where my keys? ( I /leave)

10)Simon Pat's parents yet.(meet)

11) We her an e-mail. (just/ send)

12) Where is your mother?

      She to the supermarket.(go)

13) Simon to South Africa once. He wants to go there again. (go)