A.is a sign of coming rain |
B.without any reason |
C.because they are ill |
D.because of the insects |
A.Weather forecasting is a recorder about the weather on the following day or two. |
B.Weather forecasting is a way of telling what the weather will be like. |
C.Weather forecasting is a sign of coming rain. |
D.People can change the weather. |
A.be warm |
B.be rainy |
C.become clear and fine |
D.be cold |
A.sign |
B.way |
C.method |
D.road |
A.use our eyes and brains |
B.study the weather hard |
C.read correctly the signs |
D.All of the above |