instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Forests have _ major functions.
answer:
four


question:
Statistics show, however, that men are _ times more likely to be lefty than women.
answer:
three


question:
Adrenaline stimulates all _ kinds of receptor and has lots of side effects.
answer:

three