ES 1 PG 74
1-Have you never won  
3-played
4-I have benn collecting
5-did andy do? he painted
6-have you ever went  went 
7-broke
8-have been warking all

ES 2
1-we have been online 
2-I have already been doing 
3-i had my first lesson 
4-it's so much time I have watched its
5-worn this 
6-he has been watching tv since 7 am
7-they have been friends
8-we have just left 
9-she has stayed there twice

ES 3 PAG 75
1-has you been waiting
2-did you go  I went
3-has he been going 
4-opened did you go I was
5-have you ever went on 
6-did you enjoyed- I have been- it is- have you ever been- I saw

ES 4
1-was
2-took part
3-said
4-have became
5-is
6-worked
7-have been explaining
9-were

ES 1 PAG 76
1-I have already eat
2-it has been going off
3-no,we have never met them before
4-no, they have alredy
5-no, when we got there she has already left 
6-yes, I don't have never fly before

ES 2 
1-foun- have seen
2-failed- hasn't been studing 
5-I would like to surprise Max-has already tell him
6-looked very tired- visited him
7-he has left - got- didn't see
8-have already been starting dinner- got- got
9-have met- were- have been married

ES 3
1-decidet
2-have been
3-have never went
4-worked
5-saved up 
6-set off
8-have made
9-took off
10-realized
11-started
12-was turning out

ES 1 PAG 78
1-he had worried
2-she had been crying
3-they had played
4-she had worked
5-he had been studing
6-he had acted

ES 2 PAG 79
1-I had been waiting 
2-we have quaque 
3-i had been waking

ES 3
1-theyha lived 
2-lotto jackpot winner had used the same 
3-the athletyc had used drugs
4-they had dte in secret

ES 4 
1-have been reading
2-hadn't been waiting 
3-finished
4-have seen 
5-had been going out 
6-had been playing
7-have never played
8-was running
9-ran