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.
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.