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:
Eye contact is important for ____ reasons.
answer:
two


question:
Inversions have the classic double loop at meiosis, and have ____ crossovers when heterozygotes.
answer:
no


question:
Mental illness is more common than many people realise, affecting one in ____ of the population.
answer:

four