TASK DEFINITION: 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.
PROBLEM: International trade is a ____ way street.

SOLUTION: two

PROBLEM: Neuroblasts delaminate in five waves spanning approximately ____ hours.

SOLUTION: three

PROBLEM: Buttercups can grow up to one to ____ feet tall and can be about an inch across.

SOLUTION:
three