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]: Urine tests are really limited in that they only look for five to ____ substances.
[EX A]: nine

[EX Q]: Viceroys produce ____ generations per year, and the food habits of each generation differs.
[EX A]: three

[EX Q]: Elephants replace their teeth ____ times .
[EX A]:
six