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a prevailing tendency or inclination
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[音频]SECTION B CONVERSATIONS[10 MIN]In this section you will hear two conversations. At the end of each conversation, five questions will be asked about what was said. Both the conversation and the questions will be spoken ONCE ONLY. After each question there will be a ten-second pause. During the pause, you should read the four choices of A, B, C and D, and mark the best answer to each question on ANSWER SHEET TWO.You have thirty seconds to preview the questions.Now, listen to the conversations.CONVERSATION ONE1.A. To get some details of the conference events.B.To inquire about the transport to the conference.C.To get advice on how to organize the conference.D.To inquire about the woman's e-niail address.2.A. He knows the exact number of airport buses.B.He knows the exact number of delegates* spouse.C.He doesn't know the exact number of delegates yetD.He doesn't know the number of guest speakers.3. A. The arrival time of guest speakers.B.The departure time of guest speakers.C. The type of transport for guest speakers.D. The number of guest speakers.3.A. One. B. Two. C.Three. D. Not mentioned.5.A. Pan-Pacific Tours.B.Johnson & Sons Events.C. Conference delegates.D.An airline company.CONVERSATION TWO6. A. Police office. B. Bus station.C.Stationery shop. D. Bank.7.A. Her car was broken.B.She lost her briefcase.C. Her laptop wasn't in her car.D.She forgot to carry her wallet8. A. Her cheque book.B.Her papers for work.C. Her laptop.D. Her appointment book.9. A.At the police station.B.At a meeting.C. In her client's office.D. In the restaurant.10.A. The papers inside had the company's name.B.The briefcase was found in the restaurant.C. The restaurant manager telephoned James.D. The cheque book inside bore her name.
According to the video, scientists say the time is _____ for the marriage between computer science and cancer research.
In this video, doctors predict ________ will eventually be used to help treat patients with all forms of cancer.
2.Please fill in the blanks after listening to this video.[音频]___1___and other machines have and will ___2___ to change the way people do business and how we live. Many researchers use the term ___3___ to describe the thinking and intelligent behavior __4__ by machines.While AI can be helpful to __5__, scientists warn, it can also be a __6__. We live with artificial intelligence all around us.A few examples are iPhone's personal assistant Siri, searches on the Internet, and __7__ programs on airplanes. AI is not new.But it is quickly getting more and more__8__, and, well, more intelligent. Stuart Russell teaches computer science at the University of California, Berkeley.He says humans should be sure to make AI products that we like. “If we are going to make systems that are going to be more intelligent than us, it's __9__essential for us to understand how to absolutely __10__ that they only do things that we are happy with.” In the future, Russell says, many of today's jobs that require a lot of physical labor will be replaced by machines with artificial intelligence.
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