this is Mary speaking和it is Mary speaking这两种电话用语的区别谢了!

This is Mary.意思不变：This is （ )( ) 1.__________ --Sure.A、I have a questionB、I want to ask you a question?C、May I ask you a question?2.--_________!-----The same to you.A、Happy birthdayB、Merry ChristmasC、Good lucky3.---Who‘s that speaking?----_______.A.This is Mary speakin Hello,this is Mary 【speak】 Holl,This is Mary speaking. this is mary speking前一句 This is mike.Is that Mary ( kuai This is Anna.This is Mary（合并为一句话）This is Anna___ ___is Mary 英语划线提问：This is mary speaking是Mary划线 This is Mary's book对Mary's体温 This is Mary.She____an English girl. This is Mary怎么变为复数? 修改病句:This is a Mary This is Mary's invitation问句 1.This is Mary.This is ___ ___. Who is speaking ( )A I am Mary.B Are you Mary?C This is Mary.D That is Mary. John is standing behind Mary,and Mary is standing behind John.How is this possible? John is standing behind Mary,and Mary is standing behind John.How is this possible? 英语一小题填空 Mary:Hello.__1___?Mary speaking here.Lucy:Hello,Mary.This is Lucy.Mary:Lucy,