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: Many infected dogs exhibit ____ symptoms until the disease is in an advanced state.

A: no
****
Q: Insects go through either three or ____ stages.

A: four
****
Q: Amazonian manatees are the smallest of the ____ species.

A:
three
****
