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:
Nitric oxide serves ____ main functions in the body.
answer:
three


question:
Medial moraine is formed from ____ lateral moraines.
answer:
two


question:
Unsaturated fats consist of ____ types - polyunsaturated and monounsaturated.
answer:

two