Ответ: 1) c ; 2) a ; 3) a ; 4) a ; 5) a ; 6) c ; 7) b ; 8) c

Объяснение:

1) c. haven`t seen (Present Perfect)

2) a. am I going to see ( конструкция "be goint to")

3) a. left (Past Simple)

4) a. have decided (Present Perfect)

5) a. love (Present Simple)

6) c. have won (Present Perfect)

7) b. have swum (Present Perfect)

8) c. are going to play ( конструкция "be goint to")