Whatwillwebeeatinginthefuture?Herearethetopfactorst...

問題詳情：

     What will we be eating in the future? Here are the top factors that will be affecting the food that ends up on our tables in the new century．

      Genetically engineered food Many crops are already genetically engineered，often to produce more food，fight against pests or improve nutrition But concern is growing over the lasting effects of changing nature．While existing research has found little harm in genetic，engineering，a recent study found the flower powder of a genetically engineered corn can kill the normal butterfly．This finding made many people nervous and brought attention to the topic．

    Dining out Americans are increasingly eating meals away from home，both in sit―down restaurants and in fast food outlets．In the 1ast decade alone there was a 14 percent decrease in the number of meals eaten at home．At the same time，restaurants are just beginning to really open their doors 0n the Internet．Websites exist to make restaurant reservations(預約)，view menus，and get tips from your favorite chefs．The dining Out trend and the demand for high-quality，chef-prepared food have encouraged chefs to spend time out of the．kitchen--teaching classes，appearing on TV，and writing cookbooks．

    Eating in Eating in doesn’t always mean cooking．Ready-made meals and frozen food sold in supermarkets taste better all the time．Restaurants are offering neatly packaged “food to go”，and meals can be ordered over the Internet．Cooking is not as much as a necessity，as it is a hobby，a special treat．Home cooks are looking to more than just mom’s food，and want to make food they try in restaurants．

      Agriculture Although American farmers have been hit hard recently by bad weather， low prices and decreasing government help，they can increase grain production not using old farm methods．

49．Which of the following is the main reason for genetically engineered crops?

    A．To lead to more food and better nutrition．

    B  To kill the normal butterfly．

    C．To reduce the harm done by insects．

    D  To change the nature of the crops．

50  From the passage，we learn that             ．

    A．eating out is not popular among the old people in <?xml:namespace prefix = st1 />USA

    B．it is now easier for people to get information about eating out

    C．it is popular for restaurants to send out information on the Internet

    D．the trend of eating out is causing many chefs to giye up their jobs

 51．In the future，cooking at home will probably          ．

    A．still be the job of most housewives

    B  take up most of people’s free time

    C  bring much joy to more people

    D  lead to many restaurants closing down

  52．According to the passage，farmers should         to get a higher grain production．

    A  turn to better farming methods

    B．ask for the support of the government

    C． raise the prices of crops

    D．not care about the effects of bad weather

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