-is that Jack speaking
-is that Jack speaking
this is Jack speaking
---------------------is that speaking
Who is that speaking?
英语翻译HI,this is Jack speaking.为什么要加speaking?
hello it is jack speaking?yes ( )
翻译 is that jane speaking?
hello!who is that speaking?
Hello.Is that Mary speaking?
this is maria speaking.是否等于that is maria speaking.
who is that speaking?为什么回答是This is...speaking
Is that Mary speaking?Yes ,it is