Present Perfect Simple and Continuous
Τρίτη, 25 Φεβρουάριος 2014 18:25 | Τελευταία Ενημέρωση στις Τρίτη, 25 Φεβρουάριος 2014 18:31 | 
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Click on Exercise 1, Exercise 2 and Exercise 3 if you wish to do online exercises with Present Perfect Simple and Present Perfect Continuous. tense.