Complete the sentences using Present Perfect: 1) Betty (write) an exercise.
2) You (play) tennis yet?
3) Mary says she (not, eat) the cake.
4) My mother just (cook) dinner.
5) Your sister ever (see) American films?
6) Ann and I never (swim) in this lake.
7) The girls (not, take) their dog out yet.
2.played
3.didn’t eat
4.cooked
5.saw
6.swam
7.didn’t take