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:
Marsupials have ____ vaginas and a double uterus.
answer:
two


question:
Chromatography is unique because of ____ reasons.
answer:
three


question:
Calves begin to take a few fish at about three to ____ months.
answer:

four