男性，28岁，主诉心前区疼痛并放射至左肩，吸气时疼痛加重，坐位减轻，伴有发热、寒战、

执行下面程序，显示的结果为( )。
public class Test
public static void main (String args[])
Test t=newTest()；
System.out.println (Loverload ("2"，"3"))；

int overload (intx，int y) return x+y；
String overload (String x，Stnng y)return x+y；

A．2

B．3

C．5

D．23

Which of the following statements about external otitis is true

A. External otitis is eharaeterized by pain when the pinna of the ear is pulled.
B. External otitis is usually accompanied by a high fever in children.
C. External otitis is usually related to an upper respiratory infection.
D. External otitis can be prevented by using cotton-tipped applicators to clean the ear.

—       ?      —Quite well, thank you.

A．How much is your computer

B．How can I help you

C．What do you do

D．How are you getting on with your study

欧洲居民主要信仰[ ]

A．基督教

B．伊斯兰教

C．佛教

D．清真教

男孩，7岁，患新隐球菌脑膜炎，给予两性霉素治疗2周，现患儿出现四肢软弱。体检：心律齐，第一心音较低，腱反射减弱，腹稍胀，肠鸣音减弱，考虑为低钾血症，下列有关低钾血症描述不正确的为（）

A.血钾浓度低于3.5mmol／L

B.可有活动障碍、腱反射减弱或消失，严重者发生迟缓性瘫痪

C.可有腹胀、肠鸣音减弱，甚至肠麻痹

D.可有心律失常、心肌损害表现

E.低钾血症均有症状