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:
Photons have momentum but ____ mass or electrical charge.
answer:
no


question:
Greed is covetousness, with covetousness being a foundation stone in all of the ____ deadly sins.
answer:
seven


question:
Koalas climb up trees and on the ground they walk on ____ legs.
answer:

four