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.

[EX Q]: Cattle can have up to six to ____ years of grazing, after which a scrub savannah grows up.
[EX A]: ten

[EX Q]: Owls have ____ toes on each foot, like most birds.
[EX A]: four

[EX Q]: Turtles engage in ____ types of activities causing three forms of destruction.
[EX A]:
three