水肿的病位在（）。 A．心、脾、肾 B．肺、肝、肾 C．肝、脾、心 D．肺、脾、肾

Jeff Keith has only one leg. When he was 12 years old, Jeff had cancer(癌症). Doctors had to cut off most of his right leg.

Every day Jeff puts on an artificial leg(假腿). With the plastic artificial leg Jeff can ride a bicycle, swim, and play soccer. He can also run.

Jeff made a plan with his friends who had plastic legs, too. They decided to run across America.

When he was 22 years old, Jeff Keith ran across the United States from the east to the west. He started running in Boston. Seven months later, he stopped running in Los Angeles. He ran 3,200 miles. Jeff stopped in cities on the way to Los Angeles. In every city people gave Jeff money. The money was not for Jeff, but for the American Cancer Society.

Jeff is disabled, but he can do many things. He is studying to be a lawyer(律师). Jeff says, “People can do anything they want to do. I want people to know that. I ran not only for disabled people. I ran for everybody.”

根据短文内容，选择最佳答案。

小题1:Jeff’s right leg was cut off because he had_______.

A．TB（肺结核）

B．an accident

C．cancer

D．a serious injury小题2: From the passage we know that Boston is _______.

A．in the west

B．half between the east and west

C．near Los Angeles

D．in the east小题3:It took Jeff _______ to run from Boston to Los Angeles.

A．about four and a half months

B．over two hundred days

C．almost twenty-five weeks

D．less than half a year小题4:The underlined word “disabled” means _______.

A．优秀的

B．劳累的

C．残疾的

D．无能为力的小题5:The fifth passage tells us that _______.

A．people should give him more money

B．people can do anything they want to do

C．some disabled men will become lawyers

D．disabled people also can run

一种产品的价值由其质量与价格之间的比率决定。一种产品的价值越高，其会处于越好的竞争地位。所以对于既定产品而言或者通过提高质量，或者通过降低价格，都会提高消费者选择这种产品而不选择竞争性产品的概率。 下面哪项，如果正确，最能支持以上得出的结论

A．可以同时提高一种产品的质量和价格而不改变产品的竞争地位。

B．对寸：消费者人群中特定的部分来讲，一些产品系列的较高价格的品牌比低价品牌更受青睐。

C．竞争性的产品常常试图吸引消费者人群中的不同部分。

D．一种产品的竞争地位可能受到广告和品牌忠诚度等因素影响。

E．消费者对一种产品质量的了解是依据这种产品的实际质量。

男，67岁，吸烟者。家属发现患者呼之不应半小时急送医院。有COPD病史30余年。查体：BP150/75mmHg，浅昏迷状，球结膜水肿，双肺可闻及干湿啰音，A2＜P2，下肢水肿。为明确诊断首选的检查是

A．动脉血气分析

B．胸部X线片

C．心脏超声

D．动态心电图

E．肺功能

电器着火最好的灭火器是（）

A、水

B、四氯化碳和二氧化碳灭火器

C、溶剂

D、泡沫灭火器

某种贴现式国债的面额为100元，贴现率为3.58%，到期时间为30天，则该国债的内在价值为（）。

A.99.70元

B.98.51元

C.99.21元

D.98.38元