【单选题】听力原文:Economics and weather have a lot in common. Knowing what conditions will be like weeks or months in the future is not easy. One thing that helps economists predict the future is the index of lead...
A.
Because economics is as irregular as weather.
B.
Because economics is as important as weather to our daily life.
C.
Because economics condition can be judged according to weather.
D.
Because it is not easy to predict the future condition of economics.
【单选题】Parents can easily come down with an acute case of schizophrenia from reading the contradictory reports about the state of the public schools. One sat of experts asserts that the schools are better th...