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:
Most insects have one or ____ pairs of wings.
answer:
two


question:
Green energy comes in ____ basic forms.
answer:
two


question:
Recluse spiders have ____ eyes arranged in three pairs in a semicircle on the forepart of the head.
answer:

six