There were lots of fish in the river years ago.yes but there are very ()now because of the pollutio.A few B fewer C litt
问题描述：
There were lots of fish in the river years ago.yes but there are very ()now because of the pollutio.A few B fewer C little D less
答
A
very 不能修饰比较级,排除B,D
fish 是可数名词,排除C