单项选择题

Part A You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer--A, B, C or D, and mark it in your test booklet. You will have 15 seconds to answer the question and you will hear each dialogue ONLY ONCE. What do we learn from this conversation

A.Mr. Smith is the new manager.
B.The manager is a man.
C.The former manager has left.
D.The manager is not here.