下列对亚马孙河的描述，错误的是[ ]

A．水系跨赤道南北

B．流程仅次于尼罗河

C．流域面积仅次于密西西比河

D．水流平缓，航运便利

It is in the west of China _____ there is no doubt _____it is going to rain tomorrow.

A．where; whether

B．that; that

C．that; whether

D．where; that