this is mary speking前一句

This is Mary This is Mary.意思不变：This is （ )( ) Holl,This is Mary speaking. This is Mary's book This is Mary's invitation Mary:Hello.This is Mary speaking.Is Tom in? This is Mary._________bag is small This blouse is Mary's.(Mary's划线提问） This is Mary.She____an English girl. 修改病句:This is a Mary Mary,this is my friend,John ______ This is my ( )dictionary.A.sister Mary