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问题 单项选择题

由于木材的多孔性，易于吸水和排水，具有干缩湿胀的特点，易造成涂膜发生( )等现象。

A．针眼、开裂、脱落和回黏

B．起泡、开裂、脱落和回黏

C．针眼、开裂、脱落和风化

D．起泡、开裂、脱落和风化

答案

参考答案：B

单项选择题

在腓肠肌两肌腹之间凹陷的顶端取

A．委中
B．委阳
C．昆仑
D．承山
E．飞扬
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填空题

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.
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