物业管理的常规性服务是指（）。 A.公共服务 B.专项服务 C.社会福利类服务 D.

看图，补全短文。

Hi, dear friend,

       My name is Li Hao.  I'm a student in.Xinhua School in Beijing.  I usually 1.                    .  I go to

school at 7:30 and I am never late for school.  In the morning we always have 4 classes. We usually

2.                     at school. In the afternoon after school, I usually play with my friends. Sometimes we play ping-pong and sometimes we play football. I usually go home at 3.                      .  After dinner, I often

read newspaper and watch TV with my parents. I usually 4.              before ten.  

     What do you usually do in a day? Please write to me.

Li Hao

患者男性，42岁。饮酒后突然出现上腹痛，伴腹胀，恶心、呕吐，查体：腹软，上腹轻压痛，无反跳痛，麦氏点无压痛；急查血常规：WBC12×10¹²，血淀粉酶400U（Somogyi法）。

目前最可能的诊断为（）。

A.急性胆囊炎

B.急性胃炎

C.消化性溃疡穿孔

D.肠梗阻

E.急性胰腺炎

MCS-51布尔处理机的存储空间指的是( )

A．00H～0FH

B．10H～1FH

C．20H～2FH

D．30H～3FH

男，53岁，背痛半月余，有静脉注射毒品史，结合影像学检查，最可能的诊断是（）

A.硬脊膜外脓肿

B.脊膜瘤

C.硬膜下血肿

D.硬膜外血肿

E.脊髓空洞症

局部紧急停车的特点就是能在短时间内恢复装置开车，处理的原则是各系统能保持原始状态的就尽量维持。