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问题 单项选择题

男，45岁，突发胸骨后疼痛伴压迫感，恶心，呕吐及出冷汗，含服硝酸甘油不能缓解，病人最可能发生的是

A．急性胆囊炎

B．胸膜炎

C．急性胰腺炎

D．急性胃炎

E．急性心肌梗死

答案

参考答案：E

填空题

根据短文内容及首字母提示填写单词，使短文完整、连贯。

       Do you know about agricultural (农业的) tourism? It is for people who want to visit farms for f  1  , education or just to get away from the city. Agricultural tourism is p  2   in the United States. It can help

farmers make more m  3   and become richer. Farmers can sell farm products (产品) to visitors. They

can o  4   horseback riding and take visitors a  5   their farms. Children can learn a lot about farm animals.

       Randy Nixon is a farmer. He says offering service and entertainment on farms can help b  6   the farmers and the country. Nixon's Farm is a good e  7   of this. It not only grows corn and soybeans (大豆)

there, but also h  8   business meetings, weddings and other events. Mrs Nixon is willing to c  9   for

visitors. Her recipes are very popular with guests. Randy Nixon says the business has become very s  10  .

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单项选择题

无符号二进制整数01110101转换成十进制整数是( )。

A．113

B．115

C．116

D．117
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