задай общий вопрос и напиши ответ.
1. Australia is a very beautiful continent.
2. Moscow is famous for its Kremlin.
3. Kangaroos live in big cities.
Crocodiles have got short legs.

а почему в 3 ответ нет.

1.Is Australia a very beautiful continent?Yes,it is.2.Is Moscow  famous for its Kremlin?Yes,it is.3.Do kangaroos live in big cities?No,they don"t.4.Have crocodiles got short legs?Yes,they have got.