It's rainy these days.

问题描述:

It's rainy these days.
There ---much water in the river
A.is
B.are
C.was
D.were

A
much water 不可数,在:A,C中选择,It's rainy these days.这些天下雨,所以:河里有许多水,用一般现在时,所以答:A