Make the positive present perfect 1) (i / study / french) . 2) (she / eat / octopus) . 3) (they / go / to scotland) . 4) (we / read / that book) . 5) (he / live / here for three years) . 6) (you / know / david for ten years) . 7) (we / be / here for two weeks) . 8) (i / lose / my keys) . 9) (he / drink / too much coffee) . 10) (they / miss / the train) . 11) (she / go / to peru) . 12) (we / eat / too much chocolate) . 13) (i / have / breakfast this morning) . 14) (john / miss / the train) . 15) (lucy / cook / breakfast) . 16) (they / write / to the politician) . 17) (you / find / your wallet) . 18) (i / meet / his mother) . 19) (we / try / roller-skating) . 20) (she / pass / the exam) .