患者女，65岁，6天前无明显诱因出现上腹部不适、呕吐咖啡色液体、排黑便。既往体健，否

第一肝门的解剖结构不包括（）。

A.门静脉

B.肝固有动脉

C.胆总管

D.神经及淋巴管

E.肝静脉

That music by Micheal Jackson      ____ beautiful.[ ]

A. sound    

B. sounds    

C. sounds like    

D. looks like

三、完成句子。阅读下面短文，根据短文提供的信息，完成下列各题。共4题，每题1分，共4 分。 Taxes are a big part in the United States,Most Americans pay city taxes，state taxes， social security taxes，sales taxes...，and the list seems endless The biggest tax for most Americans is that on the money they earn——the income tax.The personal income tax is called a“progressive tax”because it takes more from those who earn more.For example,a person who earns about 3,500 dollars a year will pay a tax of only about 3 5% of earning,but of the same person earned 85,000 dollars a year,he would pay an income tax of 35%. Over the years the income tax has become more and more difficult for people to understand.Almost one half of all Americans now have to pay experts to prepare their tax reports in fact,preparing taxes and giving tax advice have become a big industry in America.

A．taxes which are too many to list

B．taxes either to the cities or the states they live in

C．so many kinds of taxes that they even don’t know the names

D．several kinds of taxes

下述关于静脉窦损伤，错误的是（）

A.上矢状窦损伤最常见

B.静脉窦损伤后伴有颅内血肿多需手术治疗

C.术中为减少出血，患者头位可抬高，但不宜过高

D.上矢状窦后1／3损伤，可分别结扎两断端

E.非主侧横窦断裂，可分别结扎

在生物监测中，生物样品的采集时间主要决定因素是（）。

A.待测毒物的物理性质

B.待测毒物的化学性质

C.待测毒物的代谢

D.样品的种类

E.待测毒物的毒性