—Hello. This is Mary . Could I speak to Linda?—_______ I will call her.A. Sorry B. Excuse me C Hold the line. D Speaking, please
----________ is your friend ?----He is a worker .
----- Is this ______ art room?-----Yes, it is.
_________ is my teacher, Mr. Li.
----- _______ is your English teacher?------Mrs. Wang.
----How old is your grandfather?---- He is _______.