Поставить Present perfect или Present perfect continuous 13. That boy (eat) seven ice-creams.
14. That helicopter (fly) round the house for the last hour; do you think it’s taking photographs?
15. We (walk) ten kilometers.
16. We (walk) for three hours.
17. I (work) for him for ten years and he never once say “Good morning” to me.
18. The radio (play) since 7 a.m. I wish someone would turn it off.
19. He (study) English for two years and doesn’t even know the alphabet yet.
13.Present perfect
14.Present pinuous
14. have been flying
15. have walked
16. have been walking
17. have worked
18. have been playing
19. have studied