句型转换，按要求完成下列句子。(共5题；每小题2分，满分10分)
This is Jenny. (改为一般疑问句)
Jenny?
I’m Eric. (改为否定句)
I                   Eric.
Is that a green ruler?(作否定回答)
No,                  .
It’s brown.  ( 对划线部分提问)
is it?
Mary is fine.  (对划线部分提问)
Mary?