单项选择题

Double Income and No Kids(DINK) becomes fashionable in China. The DLNK couples are usually regarded as those who have higher educations and (31) careers with higher incomes. The increase in DINK families has shattered the Chinese traditional idea of the family and (32) typical.
A survey conducted recently in Beijing by a market survey company (33) that about 3.8 percent of 1,300 surveyed families in Beijing said they have (34) plans to have children. It is estimated there are about 600,000 DINK families in large cities like Beijing, Tianjin, Shanghai, and Chongqing.
Why they choose such a lifestyle is concluded in (35) reasons. Some are showing great worry for the rapid growth of population; some are indulged in building a more well-off family; some are showing sharp (36) to get themselves free from the obligation of raising children.
(37) , most people still believe it is necessary to bear a child to keep the family line on. As an old Chinese saying goes, there are three aspects in failing to be a filial son and the (38) serious one is to have no heir for the farnily. So childless couples will suffer discrimination (39) family members and neighbors.
But it is clear that the new tide of ideas has come, which suggests young people (40) to choose their own way of life They are installing modem ideas into traditional families and society. In the modernization process, personal choices will be highly respected.