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问题 单项选择题 A1型题

下列关于肺炎链球菌肺炎的治疗中，错误的是（）

A.补充足够蛋白质

B.禁用抑制呼吸中枢的镇静药

C.不必等待细菌培养结果即给予抗生素治疗

D.X线检查炎症完全吸收后停用抗生素

E.补充血容量是抢救感染性休克的重要措施

答案

参考答案：D

解析：抗生素疗程通常为5～7天，或在热退后3天由静脉用药改为口服，维持数日，不依赖于X线检查炎症完全吸收而停药。

实验题

如图所示的电路中，电源的电动势E=6V，内电阻r =2Ω，定值电阻R1=1Ω，R为最大阻值是20Ω的可变电阻。则电源的最大输出功率为     W；变阻器消耗的最大电功率为     W。
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完形填空

O. Henry was a pen name used by an American writer for short stories. His 36 name was William Sydney Porter. He was born in North Carolina in 1862. As a young boy he lived an exciting life. He did not go to school for very long, 37 he managed to 38 himself everything he needed to know. When he was about 20 years old, O. Henry 39 to Texas, where he tried different 40. He first worked on a newspaper, and then had a job in a bank. When some money went missing from the bank, O. Henry was believed to have 41 it. Because of that, he was sent to 42. During the three years in prison, he learned to 43 short stories. After he got out of prison, he went to New York and 44 writing. He wrote mostly about New York and the life of the poor there.

Most of O. Henry's 45 are set in his own time, the early years of the 20th century. Many take place in New York City, and deal for the most part with ordinary 46: clerks, policemen, waitresses. O. Henry's short stories are well known 47 their wit, wordplay, warm characterization and clever twist endings. And his stories were 48 more playful and optimistic. People like his stories, 49 simple as the tales were, they would finish with a sudden change at the 50, to the reader's surprise.

小题1:  

A．real

B．middle

C．first

D．last小题2:

A．or

B．and

C．for

D．but小题3:

A．learn

B．teach

C．allow

D．turn小题4:

A．went

B．lived

C．stayed

D．left小题5:

A．stories

B．books

C．banks

D．jobs小题6:

A．defended

B．stolen

C．preserved

D．reacted小题7:  

A．prison

B．homeland

C．neighbourhood

D．jungle小题8:

A．read

B．write

C．tell

D．take小题9:

A．liked

B．believed

C．continued

D．stopped小题10:

A．families

B．stories

C．fantasies

D．deeds小题11:  

A．things

B．writers

C．people

D．readers小题12:  

A．like

B．as

C．to

D．for小题13:  

A．very

B．less

C．so

D．much小题14:

A．when

B．how

C．because

D．so小题15:

A．end

B．last

C．first

D．beginning
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