单项选择题A.It is in the heart of the city at 42nd Street and Fifth Avenue.B.It is in the heart of the city at 42nd Street and Sixth Avenue.C.It is in the heart of the city at 5nd Street and 42nd Avenue.D.It is in the heart of the city at 6nd Street and 42nd Avenue.
单项选择题A.He’’s studying for a test.B.He lost his notes.C.He missed the class.D.He’’s doing research on alternative.