This area is still undeveloped.

An emu is a large flightless bird.

This coffee contains sweetener.

He is passionate about his research in futurology.

He is interested in the study of futurology.

He puffed out a breath after climbing the long stairs.

After running up the stairs, he breathed heavily.

She loves writing fan fiction.

This fruit has rotted.

I could see the beautiful sea from the porthole.