列式计算． （1）4.9与3.2的差乘0.5与5的和，积是多少？ （2）从5个0

Research studies show that there are some fundamental (1) between men and women in their attitudes to (2) matters. Women are far more likely to save for their children’s (3) and to save up to buy a (4) . Men tend to save for a (5) , and for their (6) . But in fact the need for women to save for their old age is far (7) than for men. Throughout the world, women are likely to live many years (8) than men. Furthermore it is the (9) women who will most often have to look after the children and thus they need more (10) to look after not just themselves but others. Women today need to look ahead, think ahead, not wait until they’re under (11) .
A number of (12) have been set up to help them do this. Some educational institutions offer night (13) in Money (14) . They can be given (15) on different ways of saving. It is usually advised that at least (16) of a person’s savings should be in low-risk investments but for the rest, (17) advisors often advise taking some (18) risks. Initiatives such as this can give women the economic (19) and knowledge they need for a comfortable, (20) retirement.

一个小区可以对应多个本地小区。（）

关于COPD氧疗以下哪项不正确（）

A.给予氧疗，使氧分压>60mmHg

B.COPD氧疗应低流量

C.COPD患者氧疗应当高流量吸入

D.长期氧疗可改善COPD伴慢性呼吸衰竭患者的生存时间

E.缓解期COPD患者PaO₂<55mmHg可长期养疗

酒水员负责向客人展示和介绍酒单，为客人（）。

A、订菜单

B、斟茶水

C、介绍菜式

D、订酒水

下列活动属于条件反射的是( )。

A．看到酸梅时引起唾液分泌

B．食物进入口腔后，引起胃腺分泌

C．大量饮水后尿量增加

D．寒冷环境下皮肤血管收缩

E．炎热环境下出汗