男性，56岁，有支气管哮喘32年，本次严重哮喘发作超过24小时，估

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问题单项选择题

男性，56岁，有支气管哮喘32年，本次严重哮喘发作超过24小时，估计其病情为（）。

A.病情稳定

B.有心血管并发症

C.哮喘中度发作

D.哮喘持续状态

E.合并肺炎

答案

参考答案：D

阅读理解

阅读理解。

One day Mr and Mrs White went shopping by car. They stopped their car near the store. They bought

a lot of things and they wanted to put the things in the car. But Mr White couldn't open the door of the car,

so they asked a police-man to help them. The policeman was very friendly to help them. Just then a man

came up and shouted: "What are you doing with my car?" Mr and Mrs White took a look at the car's

number-Oh, no! It isn't their car.

1. Mr and Mrs White went .

A. fishing

B. shopping

C. business

2. They stopped their car .

A. near the park

B. near the sea

C. near the store

3.They wanted to put the things .

A. in a big bag

B. in their car

C. in the box

4. Mr White can't open thecar, so .

A. they walked home

B. they asked a policeman for help

C. they went home by bus

5. The policeman was _ .

A. excited

B. helpful

C. friendly

选择题

美、英研究人员相继宣布：“去除排斥基因”的猪已经降生。人们可望利用这种猪大最“生产”适用于移植手术的器官。在此之前如果把猪器官移植给人体，人体的免疫系统能识别猪细胞上的X物质，从而发生强烈的排斥反应。X物质所处的位置和化学成分分别是[ ]

A．细胞膜、类脂

B．细胞膜、糖与蛋白质的复合物

C．细胞核、脱氧核糖核酸

D．细胞质、糖和脂肪的复合物