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: Mages can select from ____ spheres of magic - fire, water, air, earth and astral.

A: five
****
Q: Tall fescue produces the ____ diazaphenanthrene alkaloids, perlolidone and perloline.

A: two
****
Q: Malaria is responsible for the deaths of up to ____ million persons each year.

A:
three
****