instruction:
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.
question:
Arthritis is characterised by ____ major observable changes in the joints.
answer:
four


question:
Seasonal records indicate that, in most years, ____ generations occur.
answer:
two


question:
Seedlings can reproduce from buds after ____ days emergence.
answer:

four