下列药物类型中，哪一类没有强心作用( )。 A．强心苷类 B．拟交感胺类 C．

患者，男性，65岁，平素体质可。近3个月来饮水后常出现恶心，呕吐，乏力，思睡，无精打采，尿量一般，无浮肿，血压130／80mmHg，心率82次／分，心电图正常。

为明确诊断应进一步检查（）。

A.头颅CT

B.钡餐造影

C.血浆ADH及血钠

D.血糖

E.肾功能检查

关于联合体协议书，下列说法正确的有______。

A．联合体协议书中应明确联合体牵头人，并规定牵头人的职责、权利及义务

B．资格预审后，评标时投标人必须提交联合体协议书正本

C．若联合体成员数量不符合招标文件的规定，进行修改后方可继续参与评标

D．采用资格预审，且接受联合体投标的招标项目，投标人应在资格预审申请文件中提交联合体协议书正本

E．项目招标采用资格后审时，如接受联合体投标，则投标文体中应提交联合体协议正本

糖尿病酮症酸中毒时实验室检查的改变不包括（）。

A.多数血糖为16.7～33.6mmol/L

B.有效血浆渗透压≤320mOsm/L

C.血CO-CP降低

D.尿酮体阳性

E.血尿素不升高

火区中氧气浓度的大小是认定火区是否熄灭的条件之一，其浓度降低到（）以下。

A、15%

B、12%

C、7%

D、5%

In the United States, older people rarely live with their adult children. But in many other cultures children are expected to care (1) their aged parents. In some parts of Italy, the percentage of adult children who (2) with their parents (3) 65 to 70 percent. In Thailand, too, children are expected to take care of their elderly parents; few Thai elderly live (4) . What explains these differences in living arrangements (5) cultures Modernization theory (6) the extended family household to low levels of economic development. In traditional societies, the elderly live with their children in large extended family units for economic reasons. But with modernization, children move to urban areas, leaving old people (7) in (8) rural areas. Yet modernization theory cannot explain why extended family households were never common in the United States or England, or why families in Italy, which is fully modernized, (9) a p tradition of intergenerational living. Clearly, economic development alone cannot explain (10) living arrangements. Another theory associated intergenerational living arrangements with inheritance patterns. In some cultures, the stem family pattern of inheritance (11) . (12) this system, parents live with a married child, usually the oldest son, who then (13) their property when they die. The stem family system was once common in Japan, but changes in inheritance laws, (14) broader social changes brought (15) by industrialization and urbanization, have (16) the (17) .In 1960 about 80 percent of Japanese over 65 lived with their children; by 1990 only 60 percent did-a figure that is still high (18) U.S. standards, but which has been (19) steadily. In Korea, too, traditional living arrangements are (20) : the percentage of aged Koreans who live with a son declined from 77 percent in 1984 to 50 percent just 10 years later. Although most elderly Koreans still expect to live with a son, their adult children do not expect to live with their children when they grow old.

（14）是（）

A. as well as

B. might as well

C. as well

D.well as