55.What the por similarity between wolves how humaes ting in chorus?

　　A.The act of calling each other.

　　B.the sense of accomplishment.

　　C.The act of hunting for something.

　　D.The sense of belonging to a group.

　　56.Why does Harrington think thesecial boadtheory may be wrong?

　　A.Wolves separate from each other after howling.

　　B.Wolves tend to protect their hunting grounds.

　　C.Wolves sometimes have quarrels after howling together.

　　D.Wolves of low rank are encouraged to join in the chorus.

　　57.Reseatchers are sure that wolves often howl to______.

　　A.show their ranks

　　B.

　　C.repotr the missing ones

　　D.express their lonelingess

　　58.Howling is a contagious behaviour(in the last paragraph)means_______.

　　A.howling is a signal for hunting

　　B.howling is a way of communication

　　C.howling aften occurs in the morning

　　D.howling spreads from one to another

　　答案：DCBD

　　（2011湖北卷）E

　　Which are you more likely to have wath you at sny given mementyour 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 electroue scannet.

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