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:
Today there are ____ mating pairs.
answer:
four


question:
Fitness has ____ components, aerobic and muscular.
answer:
two


question:
Navigators recognize up to ____ different swells, one from each octant of the compass.
answer:

eight