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.

[EX Q]: Many diseases require the tick to be attached for ____ or more hours to transmit disease.
[EX A]: six

[EX Q]: Cockroaches have six legs, ____ antennae and some have wings.
[EX A]: two

[EX Q]: Plants have roots for ____ main reasons.
[EX A]:
two