Make the negative present perfect
1) (We / not / go / to Paris)
2) (She / not / see / The Lord of the Rings)
3) (He / not / meet / my mother)
4) (They / not / visit / St. Paul's)
5) (I / not / know / him for three months)
6) (You / not / study / French for ten years)
7) (They / not / be / in London for six months)
8) (He / not / hurt / his leg)
9) (She / not / leave / her phone in a taxi)
10) (We / not / lose / our tickets)
11) (She / not / make / dinner)
12) (They / not / arrive / yet)
13) (Lucy / not / do / her homework)
14) (I / not / read / that book)
15) (He / not / live / in Berlin)
16) (John / not / buy / any food)
17) (She / not / clean / the kitchen)
18) (You / not / call / me)
19) (We / not / find / the book yet)
20) (They / not / sleep / well)