<span><span>a)
Did you meet </span>Frank in Toronto?
He had a break after he
</span><span>b)
had been walking for two hours.
I </span><span><span>b) have known</span> her for a long time.</span>
Мой альбом получил шестьдесят восемьдесят марок в нем
Ответ: 11b - you had a really exciting dream, didn't you? 11h - нет ошибок.
Объяснение: 11b - не hadn't you, a didn't you, потому что это past simple, а не past perfect
You must walk slowly and quietly
You must keep your hands away from the animals' mouths
You mustn't feed the animals
You mustn't park your car inside the farm