单项选择题


You will hear 3 conversations or talks and you must answer the questions by choosing A, B, C or D. You will hear the recording ONLYONCE.
Questions 11—14 are based on the following talk.
How can the most effective complaint be made

A.Showing the faulty item to the manager.
B.Explaining exactly what is wrong with the item.
C.Saying firmly that the item is of poor quality.
D.Asking politely to change the item.