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.
--------
Question: Most programmable circuits have at least ____ channels.

Answer: two


Question: Sharks have ____ gill slits on each side of the head.

Answer: five


Question: Every paraxial system has ____ nodal points.

Answer:
two