单项选择题
A.waving B.waved C.m wave D.being waved
A.To tell Mr. Strong he is going to leave. B.To tell Mr. Strong that he will call later. C.To ask Mr. Strong to visit him. D.To ask Mr. Strong to call him later.
A.In a department store. B.In a post office. C.In a bookstore. D.In a library.