Hello!Is that Mr Wang speaking?--Yes,____________?(
Hello!Is that Mr Wang speaking?--Yes,____________?(
Hello!Is that Mr.Wang speaking?Yes.___
Hello,is that Mr.Black speaking?Yes,who's that?
Is this Mr Wang speaking?Yes.___.A.I'm speaking B,Who's that
---hello,is this Mr.liu speaking?----(yes,who is that?that怎么
Hello!is that liu Tao?yes,_______Liu Tao speaking
hello!who is that speaking?
Hello.Is that Mary speaking?
hello it is jack speaking?yes ( )
C:Hello!A:Hello!Is that Mr Wu? C:Yes.Who is it,please?A:This
—hello!is that Ms.Smith?—_________ A speaking B yes,I'm Grac
A:Hello,____________.B:This is Nancy speaking.