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: Heart attacks occur most often around ____ in the morning.

A: five
****
Q: Children can age an adult faster than ____ years in prison.

A: ten
****
Q: Songbirds have ____ sets of vocal chords.

A:
two
****