instruction:
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.
question:
Monatomic elements have with ____ atoms in each per molecule.
answer:
three


question:
Amphibians are the first true vertebrates with ____ limbs.
answer:
four


question:
Dens are typically tunnels that extend ____ to fourteen feet into the earth.
answer:

six