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:
Lions stand ____ feet tall at the shoulders.
answer:
three


question:
Scientists think that macaws mate for life, producing one to ____ young each year.
answer:
three


question:
Pigeons are social birds, so plan on three to ____ mated pairs to start.
answer:

five