男孩，18个月。自幼以人工喂养，食欲低下。半小时前突然面色苍白

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问题单项选择题共用题干题

男孩，18个月。自幼以人工喂养，食欲低下。半小时前突然面色苍白，神志模糊。体检：营养发育差，腹部皮脂消失，唤之无反应，呼吸间有暂停，脉搏每分钟60次。

该例的首要诊断考虑为（）

A.心力衰竭

B.中毒性休克

C.低钾血症

D.低钙血症

E.低血糖症

答案

参考答案：E

阅读理解

阅读理解。

Hello! My name is Lucy. I am a girl. I am ten years old. I get up at 6:30 in

the morning. Then I brush my teeth and wash my face. I go to school by bus

at 7:30. I work hard at school. After school, I go home. I have supper and do

my homework in the evening. I go to bed at 9:00.

1. How old is Lucy?

A. Eight.

B. Nine.

C. Ten.

2. When does Lucy get up?

A. At 6:30.

B. At 6:40.

C. At 7:30.

3. How does she go to school?

A. By car.

B. By bus.

C. On foot.

4. What does she do after school?

A. Have supper.

B. Do her homework.

C. Both A and B.

5. Does she go to bed at 9:00?

A. Yes, she does.

B. No, she doesn't.

C. Yes, she do.

选择题

下列变化中，属于化学变化的是（　　）

A．用放大镜看字

B．海市蜃楼

C．淘米洗菜

D．死灰复燃