继发性腹膜炎最常见的病因是()。 A.溃疡病穿孔 B.阑尾炎穿孔 C.肠伤寒穿孔 D

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问题:

继发性腹膜炎最常见的病因是()。

A.溃疡病穿孔

B.阑尾炎穿孔

C.肠伤寒穿孔

D.肠结核穿孔

E.腹部外伤穿孔

考点:儿外科住院医师普通外科普通外科题库
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She told us that her brother ______ the Army for 3 years.

A.had joined

B.had been in

C.joined

D.has been in

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六顶山古墓群是哪个时期的墓葬: ()。

A.高句丽对期

B.夫余时期

C.后金时期

D.渤海国时期

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根据课文内容填空,每空一词.

     But how could the _1_____ believe it was natural? Everywhere they looked nearly everything was

___2___. All of the city's hospitals, 75% of its factories and buildings and 90% of its homes were

___3___. ___4___ covered the ground like red autumn leaves. No wind, however, could blow them

away. Two dams fell and most of the bridges also fell or were not safe for travelling. The railway

___5___ were now useless pieces of steel. Tens of thousands of cows would never give milk again.

Half a million pigs and millions of chickens were dead. Sand now filled the wells instead of water.

People were ___6___. Then, later that afternoon, another big ___7___ which was almost as strong

as the first one shook Tangshan. Some of the rescue workers and doctors were ___8___ under the

ruins. More buildings fell down. Water, food, and ___9___ were hard to get. People began to wonder

how long the ___10___ would last.

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简述分布式存储器结构的两种地址空间组织方式。

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精神药品的管理要点是什么?

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