Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Perennials are plants that live more than ____ growing seasons.
two

Some clouds are so thick and dense that ____ stars can shine through.
no

Asbestos is a commercial term applied to the asbestiform varieties of ____ different minerals.

six