Use the correct form of the present simple or the present perfect simple to complete the sentences. 1. I`ve just read (read) an interesting article about the special abilities of "autistic savants". 2. Stephen Wiltshire _________ (paint) beautiful pictures since he was eight. 3. About 10% of children diagnosed with autism ________ (show) some special talent. 4. There`s an Australian autistic savant, Daniel T, who speaks seven languages, and ________ (create) his own language. 5. Scientists ________ (study) Daniel`s talents for some time with great fascination. 6. When he is not working, Daniel _________ (love) hanging out with friends.