问题 单项选择题 A1/A2型题

患者,男,14岁,腹痛,腹泻1个月,抗生素治疗无效,近一周加重。查体:面色苍白,全腹肌紧张,压痛,腹部移动性浊音阳性。粪便常规检查:外观为果酱色稀便,有鱼腥臭味;RBC(+++)/HP,白细胞(+)/HP,脓细胞少许;夏科-莱登结晶(++)/LP;查见包囊。该患者的初步诊断是()

A.细菌性痢疾

B.阿米巴痢疾

C.溃疡性肠炎

D.过敏性肠炎

E.真菌性肠炎

答案

参考答案:B

阅读理解

阅读理解。

    Earthquakes happen without warning (前兆). They can happen any time of a day, at any point during the

year. When an earthquake is happening, you should know what you should do or not do.

    Do NOT go outside.You could get injured from falling glass or parts of buildings. If you are outside, stay

away from buildings and power lines (输电线).

    Stay under a desk, table, or other strong furniture. Hold on to it. Or stay in a corner of the building. Cover

your face and head with your arms and cover your mouth with a towel or clothing. Stay inside until shaking

stops and it is safe to go outside.

    Keep away from windows,pictures or advertisements on the wall or the building,and anything else that

could fall and hurt you. Most people get injured by falling things during an earthquake, not by the shaking

itself.

    Also keep away from a fire. You could fall down and burn yourself on the fire.

    If you are driving when an earthquake happens, stop the car if it's safe. Stay inside your car until the

earthquake stops, and don't drive near bridges. Try not to stop by power lines or trees. These could fall

and hurt you.

1. It isn't safe for you to            while the earthquake is happening. [ ]

A. run out of the building

B. stay in a corner of the building

C. cover your head with your arms

D. cover your mouth with a towel

2. From this passage, we know            .[ ]

A. many people fear earthquakes

B. earthquakes maybe happen at any time

C. we can't save ourselves in an earthquake

D. people never get injured in earthquakes

3. The best title for this passage should be "           ". [ ]

A. How Earthquakes Happen

B. How to Drive a Car

C. What We Should Do in Earthquakes

D. Why Earthquakes Happen

判断题