I hear that big ben of london is pretty famous.这句话对吗?

I hear that big ben of london is pretty famous.这句话对吗?
I hear that big ben of london is pretty famous.这句话对吗?

I hear that big ben of london is pretty famous.这句话对吗?
一般这种句式,口语的话用过去式比较好,heard ,不要用pretty,口语的话就very就行了,虽然pretty也没错,口语追求的是简单易懂,顺口