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: Acupuncture needles are about two to ____ inches long.

A: three
****
Q: Rifts develop from separate domes creating ____ legged rift faults that join each other.

A: three
****
Q: Seedlings normally can take up to three to ____ years to produce their first bloom.

A:
five
****