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.

Human gestation is divided into three trimesters of ____ months each.
three

Grasshoppers begin egg laying one to ____ weeks after becoming adults.
three

Leopards can drag ____ times their own body weight high into the tree tops.

three