—Hello! May I speak to Mary?—_______A.I’m Mary. B.Mary is me. C.This is Mary speaking.
This is Tom speaking. Is Mr. Brown in, please? ---_________ .
May I call you Ann? --- ________ .
–John, please don’t run in the classroom. --__________.
My mom asked me ___________ her to do housework.
One of my teachers ____ an Englishman.