extra practice - present perfect simple/ present perfect continuous

Here are some links for extra practice:

http://www.grammar-quizzes.com/presperf1b.html

http://www.grammar-quizzes.com/presperf1c.html

http://www.grammar-quizzes.com/presperf2b.html


Here is my email address for sharing the homework:  orsolina.rabasco@canada-english.com