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]: Neutrinos are particles with almost ____ mass and no electric charge.
[A]: no

[Q]: Binary distillation is a separation of only ____ chemicals.
[A]: two

[Q]: Obesity is, in general, the result of personal choices and poses ____ risk of communication.
[A]:
zero