Mariajosé Monserrat INSTITUT ROQUETES

Present perfect simple vs. continuous

22.08.2017

https://www.perfect-english-grammar.com/present-perfect-present-perfect-continuous-1.html

https://www.perfect-english-grammar.com/present-perfect-present-perfect-continuous-2.html

https://www.perfect-english-grammar.com/present-perfect-present-perfect-continuous-3.html

https://www.englishpage.com/verbpage/verbs8.htm

https://www.englishpage.com/verbpage/verbs7.htm

https://agendaweb.org/verbs/present_perfect_continuous-exercises.html

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