Упражнение 2. Поставьте глаголы в скобках в Present Perfect отрицат. 1. I ____ (not clean) my football boots. 2. They ____ (not start) their meal. 3. I ____ (not do) my homework. 4. He ____ (not win) all his matches this year. 5. My brother and I ____ (not see) any films this week. 6. It's my birthday party today. I ____ (not invite) many people. 7. He ____ (not wash) his hands. They're very dirty. 8. Mum's really angry. We ____ (not tidy) our room! 9. I can't play with my friends this evening. I ____ (not finish) my homework. 10. I ____ (not visit) New York for three years. 11. Where's Alison? We ____ (not see) her since yesterday. 12. Dad ____ (not take) a holiday since last August. 13. John ____ (not play) the violin since he was school.

Решение:

Для образования отрицательной формы Present Perfect используем вспомогательный глагол 'have'/'has' + 'not' + смысловой глагол в 3-й форме (V3/ed).

1. I haven't cleaned my football boots.
2. They haven't started their meal.
3. I haven't done my homework.
4. He hasn't won all his matches this year.
5. My brother and I haven't seen any films this week.
6. It's my birthday party today. I haven't invited many people.
7. He hasn't washed his hands. They're very dirty.
8. Mum's really angry. We haven't tidied our room!
9. I can't play with my friends this evening. I haven't finished my homework.
10. I haven't visited New York for three years.
11. Where's Alison? We haven't seen her since yesterday.
12. Dad hasn't taken a holiday since last August.
13. John hasn't played the violin since he was school.

Ответ: haven't cleaned, haven't started, haven't done, hasn't won, haven't seen, haven't invited, hasn't washed, haven't tidied, haven't finished, haven't visited, haven't seen, hasn't taken, hasn't played.