A. howling is a signal for hunting B. howling is a way of communication

　　C. howling often occurs in the morning D. howling spreads from one to another

　　8.（2011·湖北卷）E

　　Which are you more likely to have wth you at sny given moment—your cell phone or your wallet? Soon you may be able to throw your wallet away and pay for things with a quick wave of your smart phone over an electronic scanner.

　　In January, Starbucks announced that customers could start using their phones to buy coffee in 6,800 of its states. This is the first pay by phone practice in the U.S., but we’re likely to see more witeless payment alternatives as something called near field communication(NFC)GETS IN TO America’s consumer electronics. Last December some new smart phones which contain an NFC chip were introduced to the public.

　　Already in use in part of Asia and Europe, NFC their plan a few inches live a payment terminal a one a few problems need to be worked out, like who will get to collect the profitable transaction(交易)fees. Although some credit card providers have been experimenting with wave and pay systems that use NFC enabled credit cards, cellphone service providers ay try to muscle their way into the point of sale (POS)market. Three big cellphone service providers have formed a joint venture(合资企业)that will go into opetion over the next 15 months. Its goal is“to lead the U.S. payments industry from cards to mobile phone.”

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