Не нужен артикль, так как там говорится о мороженом в общем
Артикль ставится, если говорится о порции какого-либо мороженого
11. Did not succeed in persuading ;
12. To lower down the ;
13. May have gone ;
14. Put in tolerance ;
15. only one who did not ;
16. правильно
1. Tom lost his key yesterday
2. Right
3. I have called him 3 times already
4. We met with our friends last weekend
5. Right
6. Right
7. The plane landed 20 min ago
8. R. I have never driven a car before
Задание 3.
1. I have never been to China before
2. They have been knowing each other since childhood
3. She left school in 2000
4. I went to the park yesterday
5. He has just talked to his mum
By 5 o'clock I had completed my work.
It has been snowing for two hours.
It often rained last winter.
It had been snowing for two hours when we left the house.
He will be working in the garden at this time on Sunday.