instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Monsoons coming every three to _ years can add almost a foot of water to the mountain's surface.
answer:
seven

question:
Knives have _ cutting edges for double cutting life.
answer:
two

question:
Animals are innocent, whatever they do, because they have _ conscious desire to achieve or become.
answer:
no