Ответы
Before the invention of instruments to measure weather conditions, people relied on their own (1) of the wind and sky as well as the (2) of birds and animals in connection with different types of weather. Many rhymes that have an (3)...with the weather have become (4)...over the centuries. In the short term, a (5)...like 'red sky in the morning, sailor's warning', often proves to be (6)...accurate. However, it is very unlikely that next year's summer can be predicted from this year's winter.
Such (7) can't be considered (8) in precise weather forecasting. (9) of this can be found in past records. Nowadays, all aspects of the weather such as hours of (10) and rainfall are observed on a daily basis by meteorological stations with specialized equipment.
INVENT/invention/invented
Observation/observated/observing
Behave/behavior/behaving
Associated/associate/association
Population/popularity/popular
Say/said/said/saying
Surprise/surprising/surprisingly
Prediction/predicted/predictive
Useful/useless/using/used
Prove/proved/provement/proof
Sun/sunny/sunshine/sunset