14 EXERCISES PRESENT PERFECT

ENGLISH HILFEN http://www.englisch-hilfen.de/en/exercises/tenses/simple_past_present_perfect.htm
Present Perfect

BETTER EGLISH http://www.better-english.com/grammar/pspp1.htm
Present Perfect


EGO 4 http://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises