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男性，28岁，突然呕血来急诊，呕血2次，约1200ml，血色鲜红，病人否认既往有肝炎病史，无黄疸。

为明确出血病因，病人生命体征稳定后，选择何种检查。（）

A.选择性腹腔动脉造影

B.上消化道钡剂检查

C.B超检查肝、脾

D.纤维胃镜检查

E.核素扫描

答案

参考答案：D

完形填空

Why is reading so important? Joseph Addison once said, “Reading is to the mind what exercise is   小题1: the body.” I am sure you   小题2:  have heard this quote. Reading is a great hobby,   小题3:  makes you discover yourself. Reading good stories can help you solve some problems in your own life. Besides, reading   小题4:   sets a good example to younger generations.

Sadly, people nowadays seem to have totally lost interest in this activity. Children are busy with computer games,   小题5:  adults use their cell phones or computers to search for information.  小题6:  seems that people have forgotten   小题7:  importance of reading. Anybody can use the Internet to look for information, but the sources are    小题8: as reliable as a book.

To open a book is always beneficial! Don’t spend all your spare time on the computer screen or cell phones.
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填空题

绝对高程是地面点到的（）垂直距离。
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