题目

人工智能系统的缺陷有（）。 A . 系统本身存在的缺陷 B . 黑客等外部攻击 C . 网络干扰 D . 以上都是 答案：D PART ONE：LISTENING COMPREHENSION （20 marks） Section A(15 marks) Directions：In this section, you'll hear 6 conversations between 2 speakers．For each conversation, there are several questions and each question is followed by 3 choices．Listen to the conversations carefully and then answer the questions by marking the corresponding letter(A, B or C)on the question booklet．You will hear each conversation TWICE． Conversation 1 1．When did the woman's father retire? A．Six months ago． B．Eight months ago． C．A year ago． 2．What does the woman's father do now? A．He is an English teacher． B．He is an editor． C．He is a translator． Conversation 2 3．What's the probable relationship between the two speakers? A．Manager and employee． B．Doctor and patient． C．Salesperson and customer． 4．What do we know about the man? A．He will try to give up smoking． B．He doesn't like drinking． C．He will try to give up drinking． Conversation 3 5．When will the man get a driver's license? A．Tomorrow． B．In six months． C．In sixteen months． 6．What will the man do when he can drive? A．He will travel around America． B．He will visit his brothers． C．He will visit his friends． Conversation 4 7．Where was the woman born? A．In Mexico． B．In Vancouver, Canada． C．In Ottawa, Canada． 8．How long does the woman plan to stay in Mexico? A．For four years． B．For ten years． C．For fourteen years． 9．What do we know about Canada? A．Canada is a perfect place to settle down in． B．There are many high taxes in Canada． C．It's easy to find an ideal job in Canada． Conversation 5 10．How old is the man's sister? A．Two years younger than the man． B．Twelve years younger than the man． C．Two years older than the man． 11．How do the man and his sister keep in contact usually? A．By sending letters or cards every week． B．By writing e-mails almost every day． C．By calling each other every day． 12．What are the two speakers probably doing now? A．They are talking on a TV show． B．They are talking in the street． C．They are talking on a radio program． Conversation 6 13．What time does the man usually get up on Sundays? A．At 6 or 7． B．At 8 or 9． C．At l0 or 11． 14．What will the man have for breakfast this Sunday? A．A club sandwich． B．A pizza． C．Some eggs． 15．What doesn't the man have time to do during the week? A．Something interesting． B．Something relaxing． C．Something tiring． SECTION B Directions：In this section, you will hear a mini-talk．Listen carefully and then fill in the numbered blanks with the information you’ve got．Fill in each blank with NO MORE THAN 3 WORDS．You will hear the mini-talk TWICE．