Make the positive present perfect 1) (I / study / French)

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) .