munch|munched|munches

孩子们开心地嚼着爆米花，发出很大的声音。

The kids happily ___munch on popcorn, making loud noises.

他大声咀嚼着苹果。

He ___munched on an apple.

她一边看电影一边开心地嚼着爆米花。

She happily ___munches popcorn while watching the movie.