I found very difficult was English grammar这句话对不对?

问题描述:

I found very difficult was English grammar这句话对不对?

I found very difficult was English grammar----不对,应该是------I find English grammar (is) very difficult.. (通常你应该用一般现在时来表达这种现象或者情况)

不对,应该是I found (that) English grammar was very difficult 或者I found it very difficult that English grammar was

不对
应该是I found English grammars were very difficult.
grammar是可数名词.