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.

Biennials require portions of ____ growing seasons to reproduce.
two

Some babies start sleeping through the night on their own around three or ____ months.
four

Milk proteins can cause colic, a digestive upset that bothers one in ____ infants.

five