听力原文:Why is it difficult to make long-term predictions for autumn?(22)A.Forecasting ma
听力原文:Why is it difficult to make long-term predictions for autumn?
(22)
A.Forecasting machines stop functioning in hot weather.
B.The weather patterns are more changeable in the autumn.
C.Professional predictors are on vacation in autumn.
D.The forecasting center may mess up the data in autumn.