It is the first time that I am here/ have been here
问题描述：
It is the first time that I am here/ have been here
答
It is the first time that I have been here.
“这是我第一次来这儿.”
这是固定句型：
It is the first / second/third...time that sb.have done
It was the first/ second/third...time that sb.had done