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:
Passion equals ____ sexual beings joined by intimacy.
answer:
two


question:
Hawks have ____ toes pointing forward and one pointing backwards.
answer:
three


question:
Natural ytterbium is a mixture of seven stable isotopes, with ____ other unstable isotopes known.
answer:

seven