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.

Salsa works on the basis of Mambo - a pattern of ____ steps danced over eight counts of music.
six

Sexual reproduction involves the union of cells from ____ parents.
two

Euonymus scale have ____ to three generations per year, depending on the climate.

one