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]: Red pandas have ____ toes that are widely separated and semi-retractable claws.
[A]: five


[Q]: Most bacteria have one or ____ circular chromosomes.
[A]: two


[Q]: Most millionaires hold their investments ____ years or more.
[A]:
six