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: Lung disease is America's number ____ killer, responsible for one in seven deaths.

A: three
****
Q: Fossil fuels come in ____ major forms coal, oil and natural gas.

A: three
****
Q: Beer is made from fermented grains and has an alcohol content of ____ to six percent.

A:
three
****