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: Sapsuckers are a group of ____ species known for literally drinking the sap of trees.

A: four
****
Q: Bond angles The bond angle defined by ____ atoms is calculated.

A: three
****
Q: Green iguanas are handsome creatures, but they can grow up to ____ feet long, and be aggressive.

A:
six
****