I'm standing here next to River Thames in London. An enormous whale is swimming in the river! The whale isn't going to the sea- it is moving in the direction of the city centre. It's incredible! Hungreds of tourists are taking photos. Experts are trying to help the whale, but it's very difficult. All around the world, people are watching the whale on TV. Here in London, everyone is amazed.
Тут всё упражнение на правильную форму "present continuous"