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【判断题】
A Brønsted acid is a proton acceptor.A.
正确
B.
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举一反三
【单选题】Why was Dr. Young angry with one of the medical schools?
A.
Because she had strong anxiety to help patients.
B.
Because she would not let others see her missing limbs.
C.
Because an admissions officer thought she couldn’t be a doctor.
D.
Because admissions officers refused to give reasons to reject her.
【单选题】4) Why was Dr. Young angry with one of the medical schools?
A.
Because she had strong anxiety to help patients.
B.
Because she would not let others see her missing limbs.
C.
Because an admissions officer thought she couldn’t be a doctor.
D.
Because admissions officers refused to give reasons to reject her.
【单选题】The U.S. dollar was designated as the international currency in international settlements under the Bretton Woods system. The dollar was accepted by the rest of the world because __________.
A.
it could be used to purchase U.S. goods and services
B.
it could be converted to gold at a price of $35/ounce
C.
the U.S. was the only super power at that time
D.
the IMF forced the rest of the world to use dollar to settle international debts
【简答题】通常一个单位的网络都有多台网络设备,为了在排除故障时查找方便,通常在设备外部贴有标签,同时在设备的配置文件中也要给设备命名,命名的命令是______
【简答题】运行下面的程序并写出运行结果,体会内部类的形式 //定义外部类Outer class Outer20 { static int m = 0; // 定义外部类静态变量m static class Inner { void show() { // 静态内部类访问外部类静态成员 System. out .println( "外部类静态变量m=" + m ); } } } //定义测试类 public ...
【简答题】对于溶解于海水中的各种离子或分子,通常根据其含量区分为常量元素和微量元素。常量元素在海水中的浓度一般高于( )mmol/kg。
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