水泥路面路况良好的保养重点在（）。A、绿化 B、面板 C、接缝 D、路肩

患儿，男，3岁，家长发现左眼外斜、瞳孔发白2周，但无明显的眼红眼痛。

检查眼底见颞侧周边视网膜黄白色渗出、显著隆起，血管异常球形扩张，应高度怀疑何种疾病（）

A.ROP

B.Coats病

C.视网膜母细胞瘤

D.PHPV

E.眼内炎

（二）顾某系失业人员，失业前其所在单位依法按照该单位工资总额的一定比例缴纳了失业保险费。顾某及其所在单位累计缴纳失业保险费的时间已满7年。在领取失业保险金期间，顾某因遇车祸而死亡，其家属生活困难，要求发放相关费用。请分析案例，回答下列问题：

（2006，86）顾某领取失业保险金的期限最长为（ ）。

A．12个月

B．16个月

C．18个月

D．24个月

考虑锌缺乏时以下的检查中哪项不够理想（）

A.发锌测定

B.治疗性试验

C.血清锌测定

D.餐后血清锌浓度反应试验

E.根据缺锌的病史和临床表现

高科技伦理研究的现实目标是什么？

The average age for women to marry is between 18 and 25.25 tend to (1) when somewhat older. A church wedding often (2) the legal civil ceremony, and a large reception, which often involves (3) music and dancing, is held in the evening. Wedding traditions include (4) money on the bride’s dress to represent future prosperity, the groom (5) the bride at her home, and the couple pulling on opposite (6) of a loaf of bread—whoever gets the largest piece will be (7) boss of the family. Honeymoons are a new tradition.
The principle (8) mutual support is valued in the Bulgarian family. The elderly are (9) cared for by their adult children. Unmarried adults live with their (10) and many newly married couples live with one set of parents (11) they are able to get housing of their own. Most families (12) urban areas live in apartments, which are in short
supply, while (13) in rural areas usually have their own houses. Many village houses (14) owned by families who live in urban areas, who use them_ (15) summer and weekend retreats, or for retired parents.
Most families in (16) areas do not have more than two children, while families in (17) areas tend to be larger. Grandparents play an important role in (18) care, particularly in urban areas, where most women work outside the (19) . Men of the younger generation have begun to help with household (20) , once considered only women’s responsibility.