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.

Q: Presidential elections take place every ____ years.

A: four
****
Q: Some plants even have ____ leaves or small seasonal leaves that grow after it rains.

A: no
****
Q: All apes have at least ____ legs.

A:
two
****