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]: Animals exhibit ____ patterns for bringing sperm and eggs together.
[A]: two


[Q]: Cockroaches have six legs, ____ antennae and some have wings.
[A]: two


[Q]: Intensity is defined as the average of the extreme anomalies during ____ consecutive months.
[A]:
three