In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Q: Most intestinal worms take _ to four weeks for maturation from their larval stages into adults.

A: three
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Q: Germs have _ means of locomotion execpt to attach themselves to particles of dust.

A: no
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Q: Hair transplantation is an office procedure that takes approximately _ to six hours.

A:
three
****