PRESENT PERFECT SIMPLE AND CONTINUOUS.

LINKS AND VIDEOS FOR YOU TO PRACTICE BEFORE THE TEST!!

http://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises

http://www.ego4u.com/en/cram-up/grammar/present-perfect-progressive/exercises

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