问题描述：
-What a nice day .-Yes,I like ___ when the weather is fine .A.one B.that C.it D.this
___ unexpected heavy rain usually causes ____ great change .
A.The;the B.An;不填 C.An;the D.The;a
请说明原因
___ unexpected heavy rain usually causes ____ great change .
A.The;the B.An;不填 C.An;the D.The;a
请说明原因
问题解答：
我来补答展开全文阅读