Completar frases Present PerfectVersión en línea INSTRUCTIONS: Complete the sentences with the present perfect tense. OBJECTIVE: To use the present perfect to talk about experiences that happened at an indefinite time in the past. EFL 4.2.1. por Katherine Gomezcoello Gilbert 1 finished have been arrived been become changed have studied has has not grown been traveled has have has not has not 1 . I ( + / be ) to Singapore . 2 . He ( - / change ) his residence . 3 . Steven ( - / finish ) his homework yet . 4 . I ( + / be ) to England three times . 5 . She has never ( travel ) by train alone . 6 . Alice ( + / study ) two foreign languages . 7 . You ( + / grow ) taller since the last time I saw you . 8 . I have never ( be ) to Singapore . 9 . Bill still ( - / arrive ) . 10 . The government ( + / become ) more interested in Science and Math education .