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.

Bees normally live for about thirty days, but infected bees survive for only ____ to five days.
three

Fossil fuels come in ____ major forms coal, oil and natural gas.
three

Some penguins stay in the water for up to ____ months without coming to land.
five