Are my friends go to school five times a week?are my friends go to school or to the cinema five times a week?
are my friends or my parents go to school five times a week?
are my friends go to school five or three times a week?
aren't they?
1. has been established
<span> 2. have been founded
3. has been estimated
</span>Во всех трех предложениях время Present Perfect Passive.
Настоящее завершенное время в пассивном залоге.
«have / has»+«been»+ V3 (Ved)
The black trousers are bigger that the jeans. The raincoat is smaller than the red coat. Bill's suit is the better. I think these boots are the oldest. My scarf is longer than your scarf. (Не совсем уверенна что сделала правильно.)