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.

[Q]: Deer mice have four toes on the forefeet and ____ toes on the hind feet.
[A]: five

[Q]: Ozone leaves ____ by-products except pure oxygen.
[A]: no

[Q]: Many tractors have ____ wheel drive to get extra grip on the hills and in wet conditions.
[A]:
four