Everysummerthereareafewreportsofsharkattacksatbeache...

問題詳情：

    Every summer there are a few reports of shark attacks at beaches·and every year people seem shocked Here are the facts：Sharks live in the water，and when people go in the water they become a potential food source．for

 sharks．Sharks attack humans for the same reason they do anything：because they tire trying to survive．Still，shark attacks are not common，and if you head to the beach your chances of getting eaten aren’t very high．Most

 sharks，especially those close to shore，aren’t big enough to threaten you．

    The whale shark is technically the largest shark in the world at a maximum length of around fifty feet．However，the whale shark is fl filter feeder(濾食動物)，and unless you are plankton(浮游牛物)，you have nothing to fear from it．

    Sharks are dangerous animals，and if you decide to go into the water，you are entering their area．But the sad truth is that sharks have far more to fear from humans than we do from them．IllegaI fishing practices have decreased the shark population around the world and few species go unscathed．When a shark attacks a human they are only trying to survive but humans have destroyed the shark population for no reason other than greed much as you may fear sharks，they are a very important part ot the natural world．With proper education and conservation efforts many spec。es can come back，but only enough people are interested in making a difference

    A healthy fear of sharks or any wild animal is a good thing．It remains us of our place in the world from time to time．  And remember the surest way to avoid a shark attack is to stay out of the water !

 25．Sharks attacks humans every summer mainly because they______·

    A．want to drive humans away

    to survive

    C treat humans as Interesting toys

    D．become strong after attacking humans

26．What can we know about the whale shark from the passage7

  mainly feeds on plankton in the ocean·

  is the second largest shark in the world·

  C can grow to a minimum length of 50 feet·

  D．It is the most dangerous animal for humans·

27．It，s implied in the last paragraph that humans should______· 

  A．benefit from all wild animals

  B．avoid fearing sharks of all kinds

  C. live in harmony with wild animals

  D．stay out of  sharks ’area while swimming

 28．What can we know from the passage?

    ective efforts haven’t made any difference．

    ns have more to fear from sharks than they do from us·

    C The shark population has decreased greatly because of human greed·

    n have become greedier ever since sharks began to attack human

【回答】

BACC

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