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:
All grays have ____ saturation.
answer:
zero


question:
Millipedes have ____ pairs of legs on each body segment.
answer:
two


question:
Batteries contain hydrogen and oxygen, ____ flammable and explosive gasses.
answer:

two