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: Spiders have eight jointed legs and ____ body parts.

A: two
****
Q: Most aquatic life does well in water with oxygen concentrations of ____ parts per million.

A: nine
****
Q: Many Viennese houses have of ____ or more staircases.

A:
two
****