There is river in my city.改错
问题描述：
There is river in my city.改错
答
river 可数，加a
答
There is a river in my city.
答
There is river in my city
由is可判断是单数~
又因river是可数名词,所以前面需要加上冠词a
答
There is(a) river in my city.
加a