Ответ:
Выбор определяется значением слова и грамматикой: с исчисляемым существительным во множественном числе употребляется many; после did нужен начальный глагол.
- The Alps are not very high.
- Nobody knows anything about this fact.
- If you walk fairly fast, you won’t miss your train.
- The walls around the Kremlin helped to defend it.
- The first houses in St Petersburg were wooden buildings.
- Can you hear everything the speaker is saying?
- I know nothing about this palace. When did it appear?
- Are there many cathedrals in the centre of the city?
- There are few statues in the hall.
- Who founded Moscow?
