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.

Infected rodents carry and secrete the virus for about ____ days.
seven

Colostrum is bright yellowish thick milk secreted in the first ____ to six days after birth.
three

Any number divided by itself equals ____ , except if that number is zero .

one