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: Rhinos are herbivores with barrel shapedbodies, thick legs and feet with ____ toes.

A: three
****
Q: Cytochrome oxidase consists of two cytochromes and ____ copper atoms.

A: two
****
Q: All cars are things that have ____ wheels.

A:
four
****