Надо отрицательную и вопросительную формы : Jules had a great imagination and wrote several adventure stories and created mysterious characters like

Captain Nemo. In Twenty Thousand Leagues Under the Sea, Captain Nemo travels under the sea in his submarine, the Nautilus. On his journeys he meets strange sea creatures and finds an underwater city.

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А теперь к делу.

Если это нужно сделать с любым предложениeм, то вот

1) On his journeys he doesn't meet strange see creatures and doesn't find an underwater city. - отрицание

2) Does he meet the strange see creatures and underwater city on his journeys? - общий вопрос

3) On his journeys he meets strange see creatures and finds an underwater city, doesn't he? - вопрос с хвостиком

4) Does he meet the strange see creatures and underwater city or beautiful fishs on his journeys? - альтернативный вопрос, "или-или"

5) What Does he meet on his journeys? - специальный вопрос